CN109141355A - Relative height measuring method based on multiple sensors and wearable equipment - Google Patents
Relative height measuring method based on multiple sensors and wearable equipment Download PDFInfo
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- CN109141355A CN109141355A CN201810985193.9A CN201810985193A CN109141355A CN 109141355 A CN109141355 A CN 109141355A CN 201810985193 A CN201810985193 A CN 201810985193A CN 109141355 A CN109141355 A CN 109141355A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
- G01C5/06—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels by using barometric means
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Abstract
A relative height measuring method based on multiple sensors and a wearable device comprise the following steps: when detecting that a parameter value acquired by an ultraviolet sensor arranged in the wearable device changes, controlling an air pressure sensor arranged in the wearable device to detect a first air pressure value, and determining the detection position of the first air pressure value as an initial position; detecting whether a height measurement instruction is received or not, if so, controlling the air pressure sensor to detect a second air pressure value according to the height measurement instruction, and determining the detection position of the second air pressure value as a measurement position; and determining the relative height of the measuring position relative to the initial position according to the first air pressure value and the second air pressure value, wherein the relative height is used for representing the vertical distance between the measuring position and the initial position. By implementing the embodiment of the invention, the electric quantity loss of the equipment can be reduced.
Description
Technical field
The present invention relates to wearable device technical fields, and in particular to a kind of relative altitude measurement side based on multisensor
Method and wearable device.
Background technique
Since awareness of safety and resolving ability are poor, children and adolescents are missing, the event abducted happens occasionally, therefore,
When child goes out alone, parent wants to know the accurate situation of child.For example, when child enters alone market
When, parent is intended not only to know the geographical location in the market, also wants to know the specific floor where child, therefore, it is necessary to right
Child position is measured relative to the relative altitude on ground.
Currently, generalling use elevation carrection instrument measurement relative altitude.Specifically, built in the phone wrist-watch that child wears
There is elevation carrection instrument, the data measured by elevation carrection instrument can calculate phase of the child position relative to ground
To height.However, elevation carrection instrument needs to open for a long time, incessantly using the measurement method of this relative altitude, add
The acute kwh loss of phone wrist-watch.
Summary of the invention
The embodiment of the present invention discloses a kind of relative altitude measurement method and wearable device based on multisensor, can drop
The kwh loss of low equipment.
First aspect of the embodiment of the present invention discloses a kind of relative altitude measurement method based on multisensor, the method
Include:
When detecting that UV sensor parameter value collected changes, control pressure sensor detects the first gas
Pressure value, and the detection position of first atmospheric pressure value is determined as initial position；The UV sensor and the air pressure transmission
Sensor is built in wearable device；
Detect whether that receiving elevation carrection instruction controls the air pressure transmission if so, instructing according to the elevation carrection
Sensor detects the second atmospheric pressure value, and the detection position of second atmospheric pressure value is determined as measurement position；
Determine the measurement position relative to the initial position according to first atmospheric pressure value and second atmospheric pressure value
Relative altitude, the relative altitude is used to indicate vertical range between the measurement position and the initial position.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described according to the elevation carrection
Instruction controls the baroceptor and detects the second atmospheric pressure value, and the detection position of second atmospheric pressure value is determined as measuring
Position, comprising:
It is instructed according to the elevation carrection, controls baroceptor detection measurement atmospheric pressure value, and by the measurement gas
The detection position of pressure value is determined as measurement position；
Obtain the measurement temperature value of the measurement position；
The measurement atmospheric pressure value is modified according to temperature gap, obtains the second atmospheric pressure value of the measurement position；Its
In, the temperature gap is the difference between sea-level standard atmospheric temperature value and the measurement temperature value.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described according to first air pressure
Value and second atmospheric pressure value determine relative altitude of the measurement position relative to the initial position, comprising:
Plane where will test the initial position of first atmospheric pressure value is determined as reference planes；
Second atmospheric pressure value and the measurement temperature value are normalized, normalized result is obtained；
The normalized result is input to relative altitude measurement model trained in advance；Wherein, described relatively high
The training data of degree measurement model includes sample temperature value, sample atmospheric pressure value and the sample relative altitude of several measurement points, institute
Stating sample relative altitude is height value of each measurement point relative to the reference planes；
Output based on the relative altitude measurement model is as a result, determine the measurement position relative to the initial position
Relative altitude.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described to be based on the relative altitude
The output of measurement model is as a result, determine relative altitude of the measurement position relative to the initial position, comprising:
Obtain the output result of the relative altitude measurement model；
Anti-normalization processing is carried out to the output result, obtains anti-normalization processing result；
Relative altitude of the measurement position relative to the initial position is determined according to the anti-normalization processing result.
As an alternative embodiment, the UV sensor is adopted in first aspect of the embodiment of the present invention
The parameter value integrated is uitraviolet intensity value；The method also includes:
The UV sensor is obtained in the first moment collected first uitraviolet intensity value, and obtains the purple
Outside line sensor is deposited between first moment and second moment in the second moment collected second uitraviolet intensity value
At preset duration interval；
The difference between the first uitraviolet intensity value and the second uitraviolet intensity value is calculated, and judges the difference
Whether value is greater than preset threshold；
If the difference is greater than the preset threshold, it is determined that detect UV sensor parameter collected
Value changes.
Second aspect of the embodiment of the present invention discloses a kind of wearable device, and the wearable device includes:
First control unit, for controlling gas when detecting that UV sensor parameter value collected changes
Pressure sensor detects the first atmospheric pressure value, and the detection position of first atmospheric pressure value is determined as initial position；The ultraviolet light
Sensor and the baroceptor are built in the wearable device；
Detection unit, for detecting whether receiving elevation carrection instruction；
Second control unit, for after the detection unit detects to receive the elevation carrection instruction, according to
Elevation carrection instruction controls the baroceptor and detects the second atmospheric pressure value, and by the check bit of second atmospheric pressure value
It sets and is determined as measurement position；
First determination unit, for determining the measurement position phase according to first atmospheric pressure value and second atmospheric pressure value
For the relative altitude of the initial position, the relative altitude is for indicating between the measurement position and the initial position
Vertical range.
As an alternative embodiment, in second aspect of the embodiment of the present invention, second control unit includes:
Subelement is controlled, for after the detection unit detects to receive the elevation carrection instruction, according to institute
Elevation carrection instruction is stated, controls baroceptor detection measurement atmospheric pressure value, and by the detection position of the measurement atmospheric pressure value
It is determined as measurement position；
Subelement is obtained, for obtaining the measurement temperature value of the measurement position；
Revise subelemen obtains the measurement position for being modified according to temperature gap to the measurement atmospheric pressure value
The second atmospheric pressure value；Wherein, the temperature gap is the difference between sea-level standard atmospheric temperature value and the measurement temperature value
Value.
As an alternative embodiment, in second aspect of the embodiment of the present invention, first determination unit includes:
First determines subelement, and the plane where the initial position for will test first atmospheric pressure value is determined as
Reference planes；
Processing subelement is returned for second atmospheric pressure value and the measurement temperature value to be normalized
One changes processing result；
Subelement is inputted, for the normalized result to be input to relative altitude measurement model trained in advance；
Wherein, the training data of the relative altitude measurement model include the sample temperature values of several measurement points, sample atmospheric pressure value and
Sample relative altitude, the sample relative altitude are height value of each measurement point relative to the reference planes；
Second determines subelement, for the output based on the relative altitude measurement model as a result, determining the measurement position
The relative altitude relative to the initial position is set, the relative altitude is for indicating the measurement position and the initial position
Between vertical range.
As an alternative embodiment, described second determines subelement base in second aspect of the embodiment of the present invention
In exporting as a result, determining relative altitude of the measurement position relative to the initial position for the relative altitude measurement model
Mode specifically:
Obtain the output result of the relative altitude measurement model；
Anti-normalization processing is carried out to the output result, obtains anti-normalization processing result；
Relative altitude of the measurement position relative to the initial position is determined according to the anti-normalization processing result.
As an alternative embodiment, the UV sensor is adopted in second aspect of the embodiment of the present invention
The parameter value integrated is uitraviolet intensity value；The wearable device further include:
Acquiring unit, for obtaining the UV sensor in the first moment collected first uitraviolet intensity value,
And obtain the UV sensor in the second moment collected second uitraviolet intensity value, first moment with it is described
There are preset duration intervals between second moment；
Computing unit, for calculating the difference between the first uitraviolet intensity value and the second uitraviolet intensity value
Value；
Judging unit, for judging whether the difference is greater than preset threshold；
Second determination unit, for determining when the judging unit judges that the difference is greater than the preset threshold
Detect that UV sensor parameter value collected changes.
The third aspect of the embodiment of the present invention discloses another wearable device, and the wearable device includes:
It is stored with the memory of executable program code；
The processor coupled with the memory；
The processor calls the executable program code stored in the memory, executes the embodiment of the present invention the
On the one hand all or part of the steps in any one disclosed method.
Fourth aspect of the embodiment of the present invention discloses a kind of computer readable storage medium, which is characterized in that it, which is stored, uses
In the computer program of electronic data interchange, wherein the computer program makes computer execute the embodiment of the present invention first
All or part of the steps in any one method disclosed in aspect.
The 5th aspect of the embodiment of the present invention discloses a kind of computer program product, when the computer program product is calculating
When being run on machine, so that the computer executes some or all of any one method of first aspect step.
Compared with prior art, the embodiment of the present invention has the advantages that
In the embodiment of the present invention, when detecting that the parameter value collected of the UV sensor built in wearable device occurs
When variation, controls the baroceptor built in wearable device and detect the first atmospheric pressure value, and by the check bit of first atmospheric pressure value
It sets and is determined as initial position；It detects whether to receive elevation carrection instruction, if so, instructing according to the elevation carrection, controls gas
Pressure sensor detects the second atmospheric pressure value, and the detection position of the second atmospheric pressure value is determined as measurement position；According to the first atmospheric pressure value
Determine relative altitude of the measurement position relative to initial position with the second atmospheric pressure value, the relative altitude for indicate measurement position with
Vertical range between initial position.As it can be seen that implement the embodiment of the present invention, it can be by UV sensor and baroceptor phase
In conjunction with, and when the collected parameter value of UV sensor changes, just starting baroceptor works, and compares
Open the elevation carrection instrument built in wearable device for a long time, incessantly in the prior art, the present invention, which can reduce, to wear
Wear the kwh loss of equipment.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of process signal of relative altitude measurement method based on multisensor disclosed by the embodiments of the present invention
Figure；
Fig. 2 is the process signal of another relative altitude measurement method based on multisensor disclosed by the embodiments of the present invention
Figure；
Fig. 3 is the process signal of another relative altitude measurement method based on multisensor disclosed by the embodiments of the present invention
Figure；
Fig. 4 is a kind of structural schematic diagram of wearable device disclosed by the embodiments of the present invention；
Fig. 5 is the structural schematic diagram of another wearable device disclosed by the embodiments of the present invention；
Fig. 6 is the structural schematic diagram of another wearable device disclosed by the embodiments of the present invention；
Fig. 7 is a kind of part-structure block diagram of phone wrist-watch disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that term " includes " and " having " and their any changes in the embodiment of the present invention and attached drawing
Shape, it is intended that cover and non-exclusive include.Such as contain the process, method of a series of steps or units, system, product or
Equipment is not limited to listed step or unit, but optionally further comprising the step of not listing or unit or optional
Ground further includes the other step or units intrinsic for these process, methods, product or equipment.
The embodiment of the present invention discloses a kind of relative altitude measurement method and wearable device based on multisensor, can drop
The kwh loss of low equipment.It is described in detail separately below.
Embodiment one
Referring to Fig. 1, Fig. 1 is a kind of relative altitude measurement method based on multisensor disclosed by the embodiments of the present invention
Flow diagram.Wherein, as shown in Figure 1, being somebody's turn to do the relative altitude measurement method based on multisensor may comprise steps of:
101, when detecting that UV sensor parameter value collected changes, wearable device control pressure is passed
Sensor detects the first atmospheric pressure value, and the detection position of the first atmospheric pressure value is determined as initial position；UV sensor and air pressure
Sensor is built in wearable device.
In the embodiment of the present invention, UV sensor parameter value collected can be uitraviolet intensity value.
As an alternative embodiment, this method can also include following operation before executing step 101:
Wearable device obtains UV sensor in the first moment collected first uitraviolet intensity value, and obtains
UV sensor exists default in the second moment collected second uitraviolet intensity value, between the first moment and the second moment
Duration interval；
Wearable device calculates the difference between the first uitraviolet intensity value and the second uitraviolet intensity value, and judges difference
Whether preset threshold is greater than；
If difference is greater than preset threshold, wearable device confirmly detects UV sensor parameter value hair collected
Changing.
In the embodiment of the present invention, wearable device is built-in with UV sensor, UV sensor can with real-time working,
Ultraviolet light situation to environment where detecting wearable device.Since UV sensor ultraviolet light type collected is main
For ultraviolet B radiation, and ultraviolet B radiation mainly appears on outdoor environment.Therefore, when UV sensor is at the two neighboring moment
Uitraviolet intensity value collected changed, and (the first i.e. above-mentioned ultraviolet light was strong (i.e. above-mentioned the first moment and the second moment)
Difference between angle value and the second uitraviolet intensity value is greater than preset threshold) when, it can determine the environment where wearable device
It changes and (indoor environment is become from outdoor environment, or outdoor environment is become from indoor environment).For example, when ultraviolet light passes
Sensor is greater than the UV sensor at the second moment collected the in the first moment collected first uitraviolet intensity value
Two uitraviolet intensity values, and the difference between the first uitraviolet intensity value and the second uitraviolet intensity value is greater than preset threshold
When, it can indicate that user's (and wearable device) enters the room environment from outdoor environment；In another example when UV sensor is
One moment collected first uitraviolet intensity value is ultraviolet at the second moment collected second no more than the UV sensor
Line intensity value, and when the difference between the first uitraviolet intensity value and the second uitraviolet intensity value is greater than preset threshold, it can be with
Indicate that user (and wearable device) enters outdoor environment from indoor environment.
As it can be seen that the embodiment of the present invention, can judge to use based on the situation of change of the uitraviolet intensity value at two neighboring moment
Whether environment where family changes, and the environment where determining user changes and (such as becomes outdoor from interior) later
The detection to atmospheric pressure value is triggered, the kwh loss of wearable device is reduced.
102, wearable device detects whether to receive elevation carrection instruction, if detecting that receiving the elevation carrection refers to
It enables, triggering executes step 103；If detecting not receive elevation carrection instruction, step 102 is continued to execute.
In the embodiment of the present invention, elevation carrection instruction, which is used to indicate wearable device and measures the wearable device, to be presently in
Relative altitude between environment and the detection position (initial position) of the first atmospheric pressure value.In addition, elevation carrection instruction can be
The user of wearable device actively triggering, is also possible to and the associated terminal device of the wearable device sends, the present invention
Embodiment is without limitation.
103, wearable device is instructed according to elevation carrection, and control pressure sensor detects the second atmospheric pressure value, and by this
The detection position of two atmospheric pressure values is determined as measurement position.
In the embodiment of the present invention, optionally, if wearable device can control baroceptor and detect in the measurement position
Dry initial second atmospheric pressure value, and delete numerical value highest and numerical value in several initial second atmospheric pressure values minimum two it is initial
Second atmospheric pressure value acquires second atmospheric pressure value of the average value of remaining initial second atmospheric pressure value as the measurement position.Citing comes
It says, wearable device acquires 10 initial second atmospheric pressure values in the measurement position, then deletes gas in 10 initial gas pressure values
Pressure value highest and minimum two initial second atmospheric pressure values of atmospheric pressure value, and acquire the average value of remaining 8 initial second atmospheric pressure values
The second atmospheric pressure value as the measurement position.
104, wearable device determines measurement position relative to initial position according to the first atmospheric pressure value and the second atmospheric pressure value
Relative altitude, the relative altitude are used to indicate the vertical range between measurement position and initial position.
In the embodiment of the present invention, wearable device determine measurement position relative to initial position relative altitude it
Afterwards, the way of output of the relative altitude can also be determined according to the reception mode that elevation carrection instructs.For example, elevation carrection instructs
Be triggered by the user of wearable device, then, wearable device can export the relative altitude to wearable device
Display interface；In another example elevation carrection instruction is by user (parent, teacher etc. with the associated monitor terminal of wearable device
Guardian) triggering, then the relative altitude can be sent to monitor terminal by wearable device, looked into for the user of monitor terminal
It sees.
In the embodiment of the present invention, optionally, wearable device is determining measurement according to the first atmospheric pressure value and the second atmospheric pressure value
After position is relative to the relative altitude of initial position, the position coordinates and initial position of the measurement position can also be obtained
Position coordinates, and by the measurement position relative to the relative altitude of initial position, position coordinates of the measurement position and initial
The position coordinates of position be sent to the associated monitor terminal of wearable device, checked for the user of monitor terminal.
As it can be seen that UV sensor can be combined with baroceptor, and by method described in Fig. 1 in purple
Just starting baroceptor works when the collected parameter value of outside line sensor changes, and grows in the prior art compared to rising
Time, the elevation carrection instrument built in unlatching wearable device, the present invention can reduce the electricity of wearable device incessantly
Loss.
Embodiment two
Referring to Fig. 2, Fig. 2 is another relative altitude measurement method based on multisensor disclosed by the embodiments of the present invention
Flow diagram.Wherein, as shown in Fig. 2, being somebody's turn to do the relative altitude measurement method based on multisensor may comprise steps of:
In the embodiment of the present invention, being somebody's turn to do the relative altitude measurement method based on multisensor includes step 201~202, for
The description of step 201~202 please refers to the detailed description that step 101~102 are directed in embodiment one, and the embodiment of the present invention is not
It repeats again；Wherein, it detects to receive elevation carrection instruction in step 202, triggering executes step 203；It is detected in step 202
It does not receive elevation carrection instruction out, continues to execute step 202.
203, wearable device is instructed according to elevation carrection, control pressure sensor detection measurement atmospheric pressure value, and by the survey
The detection position of amount atmospheric pressure value is determined as measurement position.
204, wearable device obtains the measurement temperature value of the measurement position.
In the embodiment of the present invention, wearable device can get the measurement position by controlling the temperature sensor built in it
The measurement temperature value set.
205, wearable device is modified measurement atmospheric pressure value according to temperature gap, obtains the second air pressure of measurement position
Value；Wherein, which is the difference between sea-level standard atmospheric temperature value and measurement temperature value.
In the embodiment of the present invention, since the variation of atmospheric pressure value and temperature value has correlation, overall trend is temperature value liter
Height, atmospheric pressure value reduce；Conversely, temperature value reduces, atmospheric pressure value is increased.Optionally, the correlation based on atmospheric pressure value with temperature value, can
Wearable device according to temperature gap to measurement atmospheric pressure value be modified, obtain measurement position the second atmospheric pressure value may include: can
Wearable device calculates the product of the first correction factor and temperature gap, and based on the product, measurement atmospheric pressure value and the second amendment
The sum of coefficient determines the second atmospheric pressure value；Wherein, which is between sea-level standard atmospheric temperature value and measurement temperature value
Difference, sea-level standard atmospheric temperature value is 288.15K, and the first correction factor and the second correction factor are preset constant.It can
See, the embodiment of the present invention, measurement atmospheric pressure value can be modified by temperature gap, improve second for measurement position
The measurement accuracy of atmospheric pressure value, and then improve the accuracy for calculating relative altitude.
206, wearable device determines measurement position relative to initial position according to the first atmospheric pressure value and the second atmospheric pressure value
Relative altitude, the relative altitude are used to indicate the vertical range between measurement position and initial position.
As it can be seen that UV sensor can be combined with baroceptor, and by method described in Fig. 2 in purple
Just starting baroceptor works when the collected parameter value of outside line sensor changes, and grows in the prior art compared to rising
Time, the elevation carrection instrument built in unlatching wearable device, the present invention can reduce the electricity of wearable device incessantly
Loss；Furthermore it is possible to be modified by temperature gap to measurement atmospheric pressure value, the second atmospheric pressure value for measurement position is improved
Measurement accuracy, and then improve calculate relative altitude accuracy.
Embodiment three
Referring to Fig. 3, Fig. 3 is another relative altitude measurement method based on multisensor disclosed by the embodiments of the present invention
Flow diagram.Wherein, as shown in figure 3, being somebody's turn to do the relative altitude measurement method based on multisensor may comprise steps of:
In the embodiment of the present invention, being somebody's turn to do the relative altitude measurement method based on multisensor includes step 301~305, for
The description of step 301~305 please refers to the detailed description that step 201~205 are directed in embodiment two, and the embodiment of the present invention is not
It repeats again.
306, the plane where wearable device will test the initial position of the first atmospheric pressure value is determined as reference planes.
In the embodiment of the present invention, since wearable device is detecting that UV sensor parameter value collected becomes
Ability control pressure sensor acquires the first atmospheric pressure value when change, therefore above-mentioned reference planes can be ground, terrace or day
Platform, the embodiment of the present invention is without limitation.
307, the second atmospheric pressure value and measurement temperature value is normalized in wearable device, obtains normalized knot
Fruit.
308, normalized result is input to relative altitude measurement model trained in advance by wearable device；Wherein,
The training data of the relative altitude measurement model includes that sample temperature value, sample atmospheric pressure value and the sample of several measurement points are opposite
Highly, which is height value of each measurement point relative to reference planes.
In the embodiment of the present invention, wearable device is using the normalized result of atmospheric pressure value and measurement temperature value as opposite
The input value of elevation carrection model, can be improved the convergence rate of relative altitude measurement model, and then improve for relatively high
The acquisition speed of degree.
In the embodiment of the present invention, optionally, normalized result is being input to phase trained in advance by wearable device
Before elevation carrection model, this method may also comprise the following steps::
Wearable device determines a certain datum mark, which is located at above-mentioned reference planes；
Wearable device by based on the datum mark the corresponding sample training temperature value of several measurement points, sample atmospheric pressure value with
And sample relative altitude is determined as training data；
Wearable device obtains the relative altitude measurement model using the initial neural network model of training data training.
309, wearable device is based on the output of relative altitude measurement model as a result, determining measurement position relative to initial bit
The relative altitude set.
As an alternative embodiment, wearable device is based on the output of relative altitude measurement model as a result, determining
Relative altitude of the measurement position relative to initial position may include:
The output result of wearable device acquisition relative altitude measurement model；
Wearable device carries out anti-normalization processing to output result, obtains anti-normalization processing result；
Wearable device determines relative altitude of the measurement position relative to initial position according to the anti-normalization processing result.
For step 306~309, wearable device is according to the second of the first atmospheric pressure value of initial position and measurement position
It, can be public using the standard pressure altitude of relative altitude when atmospheric pressure value determines relative altitude of the measurement position relative to initial position
The relative altitude is calculated in the mode of formula, however, the formula is affected by atmospheric temperature or humidity, (i.e. formula has
Original reason error), and then the measurement for affecting relative altitude generates biggish error.And in the embodiment of the present invention, it is wearable to set
It is determined as reference planes for the plane where can will test the initial position of the first atmospheric pressure value, and is determined according to the reference planes
Relative altitude measurement model；Second atmospheric pressure value and measurement temperature value are normalized, obtain normalized as a result, will
Normalized result is input to the relative altitude measurement model as input value, and according to the output of relative altitude measurement model
As a result, determining relative altitude of the measurement position relative to initial position.As it can be seen that the embodiment of the present invention, can be based on relative altitude
Measurement model, the relative altitude to measurement position relative to initial position calculate, and improve calculating accuracy, simultaneously because
The good stability of relative altitude measurement model, reducing environmental factor variation, (i.e. measurement position is relative to first to calculated result
The relative altitude of beginning position) influence.
As it can be seen that UV sensor can be combined with baroceptor, and by method described in Fig. 3 in purple
Just starting baroceptor works when the collected parameter value of outside line sensor changes, and grows in the prior art compared to rising
Time, the elevation carrection instrument built in unlatching wearable device, the present invention can reduce the electricity of wearable device incessantly
Loss；And the measurement accuracy of the second atmospheric pressure value for measurement position is improved, and then improve the standard for calculating relative altitude
Exactness；Furthermore it is possible to be based on relative altitude measurement model, measurement position is carried out relative to the relative altitude of initial position based on
It calculates, improves calculating accuracy, simultaneously because the good stability of relative altitude measurement model, reduces environmental factor variation pair
The influence of calculated result (i.e. relative altitude of the measurement position relative to initial position).
Example IV
Referring to Fig. 4, Fig. 4 is a kind of structural schematic diagram of wearable device disclosed by the embodiments of the present invention.Such as Fig. 4 institute
Show, which may include:
First control unit 401, for controlling when detecting that UV sensor parameter value collected changes
Baroceptor detects the first atmospheric pressure value, and the detection position of the first atmospheric pressure value is determined as initial position, and this is initial
The first atmospheric pressure value that position measures is supplied to the first determination unit 404；Wherein, the UV sensor and the baroceptor
It is built in wearable device.
Detection unit 402 for detecting whether receiving elevation carrection instruction, and will test result and be supplied to the second control
Unit 403.
Second control unit 403, for after above-mentioned detection unit 402 detects to receive elevation carrection instruction, root
It is instructed according to the elevation carrection, control pressure sensor detects the second atmospheric pressure value, and the detection position of the second atmospheric pressure value is determined as
Measurement position, and the second atmospheric pressure value that the measurement position is measured are supplied to the first determination unit 404.
In the embodiment of the present invention, optionally, the second control unit 403 can control baroceptor and examine in the measurement position
Several initial second atmospheric pressure values are surveyed, and delete minimum two of numerical value highest and numerical value in several initial second atmospheric pressure values
Initial second atmospheric pressure value acquires second atmospheric pressure value of the average value of remaining initial second atmospheric pressure value as the measurement position.It lifts
For example, the second control unit 403 can acquire 10 initial second atmospheric pressure values in the measurement position, then delete 10 initially
Atmospheric pressure value highest and minimum two initial second atmospheric pressure values of atmospheric pressure value in atmospheric pressure value, and acquire remaining 8 initial second air pressures
Second atmospheric pressure value of the average value of value as the measurement position.
First determination unit 404, for determining measurement position relative to initial according to the first atmospheric pressure value and the second atmospheric pressure value
The relative altitude of position, relative altitude are used to indicate the vertical range between measurement position and initial position.
In the embodiment of the present invention, optionally, the first determination unit 404 is determined according to the first atmospheric pressure value and the second atmospheric pressure value
After measurement position is relative to the relative altitude of initial position, the position coordinates and initial bit of the measurement position can also be obtained
The position coordinates set, and by the measurement position relative to the relative altitude of initial position, the position coordinates of the measurement position and
The position coordinates of initial position be sent to the associated monitor terminal of wearable device, checked for the user of monitor terminal.
As it can be seen that UV sensor can be combined with baroceptor by wearable device described in Fig. 4,
And when the collected parameter value of UV sensor changes, just starting baroceptor works, and has compared existing skill
The elevation carrection instrument built in wearable device is opened in art for a long time, incessantly, the present invention can reduce wearable device
Kwh loss.
Embodiment five
Referring to Fig. 5, Fig. 5 is the structural schematic diagram of another wearable device provided in an embodiment of the present invention, wherein figure
Wearable device shown in 5 is that wearable device further progress as shown in Figure 4 optimizes.It is worn with shown in Fig. 4
It wears equipment to compare, in wearable device shown in Fig. 5, the second control unit 403 may include:
Subelement 4031 is controlled, for after above-mentioned detection unit 402 detects to receive elevation carrection instruction, according to
Elevation carrection instruction, control pressure sensor detection measurement atmospheric pressure value, and the detection position for measuring atmospheric pressure value is determined as measuring
Position, and the measurement atmospheric pressure value is supplied to revise subelemen 4033.
Subelement 4032 is obtained, for obtaining the measurement temperature value of measurement position, and the measurement temperature value is supplied to and is repaired
Syndromes unit 4033.
Revise subelemen 4033 obtains the of measurement position for being modified according to temperature gap to measurement atmospheric pressure value
Two atmospheric pressure values；Wherein, temperature gap is the difference between sea-level standard atmospheric temperature value and measurement temperature value.
In the embodiment of the present invention, since the variation of atmospheric pressure value and temperature value has correlation, overall trend is temperature value liter
Height, atmospheric pressure value reduce；Conversely, temperature value reduces, atmospheric pressure value is increased.Optionally, the correlation based on atmospheric pressure value with temperature value, is repaired
Syndromes unit 4033 is modified measurement atmospheric pressure value according to temperature gap, and the mode for obtaining the second atmospheric pressure value of measurement position has
Body can be with are as follows: calculates the product of the first correction factor and temperature gap, and based on the product, measurement atmospheric pressure value and the second amendment
The sum of coefficient determines the second atmospheric pressure value；Wherein, which is between sea-level standard atmospheric temperature value and measurement temperature value
Difference, sea-level standard atmospheric temperature value is 288.15K, and the first correction factor and the second correction factor are preset constant.It can
See, the embodiment of the present invention, measurement atmospheric pressure value can be modified by temperature gap, improve second for measurement position
The measurement accuracy of atmospheric pressure value, and then improve the accuracy for calculating relative altitude.
As it can be seen that UV sensor can be combined with baroceptor by wearable device described in Fig. 5,
And when the collected parameter value of UV sensor changes, just starting baroceptor works, and has compared existing skill
The elevation carrection instrument built in wearable device is opened in art for a long time, incessantly, the present invention can reduce wearable device
Kwh loss；Furthermore it is possible to be modified by temperature gap to measurement atmospheric pressure value, second for measurement position is improved
The measurement accuracy of atmospheric pressure value, and then improve the accuracy for calculating relative altitude.
Embodiment six
Referring to Fig. 6, Fig. 6 is the structural schematic diagram of another wearable device provided in an embodiment of the present invention, wherein figure
Wearable device shown in 6 is that wearable device further progress as shown in Figure 5 optimizes.It is worn with shown in fig. 5
It wears equipment to compare, in wearable device shown in Fig. 5, the first determination unit 404 may include:
First determines subelement 4041, and the plane where initial position for will test the first atmospheric pressure value is determined as referring to
Plane, and it is supplied to input subelement 4043.
Subelement 4042 is handled, for the second atmospheric pressure value and measurement temperature value to be normalized, is normalized
Processing result, and the normalized result is supplied to input subelement 4043.
Subelement 4043 is inputted, for normalized result to be input to relative altitude measurement model trained in advance,
And the output result obtained by the relative altitude measurement model trained in advance is supplied to second and determines subelement 4044；Wherein,
The training data of the relative altitude measurement model includes that sample temperature value, sample atmospheric pressure value and the sample of several measurement points are opposite
Highly, sample relative altitude is height value of each measurement point relative to reference planes.
In the embodiment of the present invention, input subelement 4043 using atmospheric pressure value and measurement temperature value normalized result as
The input value of relative altitude measurement model, can be improved the convergence rate of relative altitude measurement model, and then improve for phase
To the acquisition speed of height.
In the embodiment of the present invention, optionally, normalized result is being input to preparatory training by input subelement 4043
Relative altitude measurement model before, can also include:
Determine a certain datum mark, which is located at above-mentioned reference planes；
By based on the datum mark the corresponding sample training temperature value of several measurement points, sample atmospheric pressure value and sample it is opposite
Height is determined as training data；
Using the initial neural network model of training data training, the relative altitude measurement model is obtained.
Second determines subelement 4044, for the output based on relative altitude measurement model as a result, determining measurement position phase
For the relative altitude of initial position, which is used to indicate the vertical range between measurement position and initial position.
As an alternative embodiment, above-mentioned second determines subelement 4044 based on the defeated of relative altitude measurement model
Out as a result, determining that measurement position is specifically as follows relative to the mode of the relative altitude of initial position:
Obtain the output result of relative altitude measurement model；
Anti-normalization processing is carried out to output result, obtains anti-normalization processing result；
Relative altitude of the measurement position relative to initial position is determined according to anti-normalization processing result.
As an alternative embodiment, as shown in fig. 6, above-mentioned UV sensor parameter value collected can be
Uitraviolet intensity value；The wearable device can also include:
Acquiring unit 405, for obtaining above-mentioned UV sensor in the first moment collected first uitraviolet intensity
Value, and obtain above-mentioned UV sensor in the second moment collected second uitraviolet intensity value, and this is first ultraviolet
Line intensity value and the second uitraviolet intensity value are supplied to computing unit 406；Wherein, exist between the first moment and the second moment
Preset duration interval.
Computing unit 406, for calculating between above-mentioned first uitraviolet intensity value and above-mentioned second uitraviolet intensity value
Difference, and calculated result is supplied to judging unit 407.
Judging result for judging whether difference is greater than preset threshold, and is supplied to second and determines list by judging unit 407
Member 408.
Second determination unit 408, for determining inspection when above-mentioned judging unit 407 judges that difference is greater than preset threshold
It measures UV sensor parameter value collected to change, and triggers the starting of first control unit 401.
As it can be seen that UV sensor can be combined with baroceptor by wearable device described in Fig. 6,
And when the collected parameter value of UV sensor changes, just starting baroceptor works, and has compared existing skill
The elevation carrection instrument built in wearable device is opened in art for a long time, incessantly, the present invention can reduce wearable device
Kwh loss；And the measurement accuracy of the second atmospheric pressure value for measurement position is improved, and then it is relatively high to improve calculating
The accuracy of degree；Furthermore it is possible to be based on relative altitude measurement model, to measurement position relative to initial position relative altitude into
Row calculates, and improves calculating accuracy, simultaneously because the good stability of relative altitude measurement model, reduces environmental factor change
Change the influence to calculated result (i.e. relative altitude of the measurement position relative to initial position).
The embodiment of the invention also provides another wearable devices, as shown in fig. 7, for ease of description, illustrating only
Part related to the embodiment of the present invention, it is disclosed by specific technical details, please refer to present invention method part.This can
Wearable device can be include any terminal device such as phone wrist-watch, intelligent spire lamella, intelligent glasses, be by phone wrist-watch of terminal
Example:
Fig. 7 shows the part-structure block diagram of phone wrist-watch relevant to terminal provided in an embodiment of the present invention.With reference to
Fig. 7, phone wrist-watch include: radio frequency (Radio Frequency, RF) circuit 1110, memory 1120, input unit 1130, show
Show unit 1140, sensor 1150, voicefrequency circuit 1160, wireless communication module 1170, processor 1180, power supply 1190 and takes the photograph
As components such as heads 1100.It will be understood by those skilled in the art that phone watch structure shown in Fig. 7 is not constituted to phone hand
The restriction of table may include perhaps combining certain components or different component layouts than illustrating more or fewer components.
It is specifically introduced below with reference to each component parts of the Fig. 7 to phone wrist-watch:
RF circuit 1110 can be used for receiving and sending messages or communication process in, signal sends and receivees, particularly, by base station
After downlink information receives, handled to processor 1180；In addition, the data for designing uplink are sent to base station.In general, RF circuit
1110 include but is not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier (Low Noise
Amplifier, LNA), duplexer etc..In addition, RF circuit 1110 can also be logical with network and other equipment by wireless communication
Letter.Any communication standard or agreement, including but not limited to global system for mobile communications (Global can be used in above-mentioned wireless communication
System of Mobile communication, GSM), general packet radio service (General Packet Radio
Service, GPRS), CDMA (Code Division Multiple Access, CDMA), wideband code division multiple access
(Wideband Code Division Multiple Access, WCDMA), long term evolution (Long Term Evolution,
LTE), Email, short message service (Short Messaging Service, SMS) etc..
Memory 1120 can be used for storing executable program code, and the processor 1180 coupled with memory 1120 passes through fortune
Row is stored in the executable program code of memory 1120, at the various function application and data of phone wrist-watch
Reason, especially for executing whole or portion of the embodiment one to any drowning alarming method based on user behavior of embodiment three
Step by step.Memory 1120 can mainly include storing program area and storage data area, wherein storing program area can store operation system
Application program (such as sound-playing function, image player function etc.) needed for system, at least one function etc.；It storage data area can
Storage uses created data (such as audio data, phone directory etc.) etc. according to phone wrist-watch.In addition, memory 1120 can
It can also include nonvolatile memory to include high-speed random access memory, a for example, at least disk memory is dodged
Memory device or other volatile solid-state parts.
Input unit 1130 can be used for receiving the number or character information of input, and generates and set with the user of phone wrist-watch
It sets and the related key signals of function control inputs.Specifically, input unit 1130 may include touch panel 1131 and other
Input equipment 1132.Touch panel 1131, also referred to as touch screen, collect user on it or nearby touch operation (such as
User is using any suitable objects or attachment such as finger, stylus on touch panel 1131 or near touch panel 1131
Operation), and corresponding attachment device is driven according to preset formula.Optionally, touch panel 1131 may include touching inspection
Survey two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation
Bring signal, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and will
It is converted into contact coordinate, then gives processor 1180, and can receive order that processor 1180 is sent and be executed.This
Outside, touch panel 1131 can be realized using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touching
Panel 1131 is controlled, input unit 1130 can also include other input equipments 1132.Specifically, other input equipments 1132 can be with
Including but not limited to physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc.
One of or it is a variety of.
Display unit 1140 can be used for showing information input by user or the information and phone wrist-watch that are supplied to user
Various menus.Display unit 1140 may include display panel 1141, optionally, can use liquid crystal display (Liquid
Crystal Display, LCD), the forms such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED)
To configure display panel 1141.Further, touch panel 1131 can cover display panel 1141, when touch panel 1131 detects
After arriving touch operation on it or nearby, processor 1180 is sent to determine the type of touch event, is followed by subsequent processing device
1180 provide corresponding visual output according to the type of touch event on display panel 1141.Although in Fig. 7, touch panel
1131 and display panel 1141 are the input and input function for realizing phone wrist-watch as two independent components, but at certain
In a little embodiments, can be integrated by touch panel 1131 and display panel 1141 and that realizes phone wrist-watch output and input function
Energy.
Phone wrist-watch may also include at least one sensor 1150, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor may include ambient light sensor and proximity sensor, wherein ambient light sensor can be according to ring
The light and shade of border light adjusts the brightness of display panel 1141, and proximity sensor can close display when mobile phone is moved in one's ear
Panel 1141 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect (generally three in all directions
Axis) acceleration size, can detect that size and the direction of gravity when static, can be used to identify mobile phone posture application (such as
Horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；As for
The other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared sensor that mobile phone can also configure, it is no longer superfluous herein
It states.
Voicefrequency circuit 1160, loudspeaker 1161, microphone 1162 can provide the audio interface between user and phone wrist-watch.
Electric signal after the audio data received conversion can be transferred to loudspeaker 1161, by loudspeaker 1161 by voicefrequency circuit 1160
Be converted to voice signal output；On the other hand, the voice signal of collection is converted to electric signal by microphone 1162, by voicefrequency circuit
1160 receive after be converted to audio data, then by after the processing of audio data output processor 1180, through RF circuit 1110 to send
It exports to memory 1120 to such as another phone wrist-watch, or by audio data to be further processed.
Wireless communication module 1170 can be used for executing to external equipment the control instruction for sending information, receiving external equipment
Deng particularly, processor 1180 being sent to after the control instruction for receiving external equipment, is handled by processor 1180.Nothing
Line communication module 1170 may include such as Wireless Fidelity (wireless fidelity, WiFi) module etc..Wherein, WiFi belongs to short
Range wireless transmission technology, phone wrist-watch can be used for sending information by WiFi module, help user to send and receive e-mail, clear
It lookes at and webpage and accesses streaming video and receive the control instruction etc. of external equipment, it provides wireless broadband for user and interconnects
Net access.
Processor 1180 is the control centre of phone wrist-watch, utilizes each portion of various interfaces and connection whole mobile phone
Point, by running or execute the software program and/or module that are stored in memory 1120, and calls and be stored in memory
Data in 1120 execute the various functions and processing data of phone wrist-watch, to carry out integral monitoring to phone wrist-watch.It is optional
, processor 1180 may include one or more processing units；Preferably, processor 1180 can integrate application processor and modulation
Demodulation processor, wherein the main processing operation system of application processor, user interface and application program etc., modulation /demodulation processing
Device mainly handles wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 1180.
Phone wrist-watch further includes the power supply 1190 (such as battery) powered to all parts, it is preferred that power supply can pass through
Power-supply management system and processor 1180 are logically contiguous, to realize management charging, electric discharge, Yi Jigong by power-supply management system
The functions such as consumption management.
Although being not shown, phone wrist-watch can also be including bluetooth module etc., and details are not described herein.
In embodiments of the present invention, processor 1180 included by the phone wrist-watch stores in memory 1120 for executing
Executable program code, it is also with the following functions:
It controls sensor 1150 and detects uitraviolet intensity value, when detecting that uitraviolet intensity value changes, control is passed
Sensor 1150 detects the first atmospheric pressure value, and the detection position of first atmospheric pressure value is determined as initial position；
It detects whether to receive elevation carrection instruction, if so, being instructed according to the elevation carrection, control sensor 1150 is examined
The second atmospheric pressure value is surveyed, and the detection position of the second atmospheric pressure value is determined as measurement position；
Relative altitude of the measurement position relative to initial position is determined according to the first atmospheric pressure value and the second atmospheric pressure value, this is opposite
Height is for indicating the vertical range between measurement position and initial position.
As it can be seen that by processor 1180 included by the phone wrist-watch, it can be by UV sensor and baroceptor
It combines, and when the collected parameter value of UV sensor changes, just starting baroceptor works, and compares
The elevation carrection instrument opened for a long time, incessantly built in wearable device in the prior art is played, the present invention can reduce can
The kwh loss of wearable device.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact
Disc Read-Only Memory, CD-ROM) or other disc memories, magnetic disk storage, magnetic tape storage or can
For carrying or any other computer-readable medium of storing data.
The above, above embodiments are only to illustrate the technical solution of the application rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, however those skilled in the art should understand that；It still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of relative altitude measurement method based on multisensor, which is characterized in that the described method includes:
When detecting that UV sensor parameter value collected changes, control pressure sensor detects the first air pressure
Value, and the detection position of first atmospheric pressure value is determined as initial position；The UV sensor and the air pressure sensing
Device is built in wearable device；
Detect whether that receiving elevation carrection instruction controls the baroceptor if so, instructing according to the elevation carrection
The second atmospheric pressure value is detected, and the detection position of second atmospheric pressure value is determined as measurement position；
Phase of the measurement position relative to the initial position is determined according to first atmospheric pressure value and second atmospheric pressure value
To height, the relative altitude is used to indicate the vertical range between the measurement position and the initial position.
2. controlling the gas the method according to claim 1, wherein described instruct according to the elevation carrection
Pressure sensor detects the second atmospheric pressure value, and the detection position of second atmospheric pressure value is determined as measurement position, comprising:
It is instructed according to the elevation carrection, controls baroceptor detection measurement atmospheric pressure value, and by the measurement atmospheric pressure value
Detection position be determined as measurement position；
Obtain the measurement temperature value of the measurement position；
The measurement atmospheric pressure value is modified according to temperature gap, obtains the second atmospheric pressure value of the measurement position；Wherein, institute
Stating temperature gap is the difference between sea-level standard atmospheric temperature value and the measurement temperature value.
3. according to the method described in claim 2, it is characterized in that, described according to first atmospheric pressure value and second air pressure
Value determines relative altitude of the measurement position relative to the initial position, comprising:
Plane where will test the initial position of first atmospheric pressure value is determined as reference planes；
Second atmospheric pressure value and the measurement temperature value are normalized, normalized result is obtained；
The normalized result is input to relative altitude measurement model trained in advance；Wherein, the relative altitude is surveyed
The training data of amount model includes sample temperature value, sample atmospheric pressure value and the sample relative altitude of several measurement points, the sample
This relative altitude is height value of each measurement point relative to the reference planes；
Output based on the relative altitude measurement model is as a result, determine phase of the measurement position relative to the initial position
To height.
4. according to the method described in claim 3, it is characterized in that, the output knot based on the relative altitude measurement model
Fruit determines relative altitude of the measurement position relative to the initial position, comprising:
Obtain the output result of the relative altitude measurement model；
Anti-normalization processing is carried out to the output result, obtains anti-normalization processing result；
Relative altitude of the measurement position relative to the initial position is determined according to the anti-normalization processing result.
5. method according to any one of claims 1 to 4, which is characterized in that the UV sensor ginseng collected
Numerical value is uitraviolet intensity value；The method also includes:
The UV sensor is obtained in the first moment collected first uitraviolet intensity value, and obtains the ultraviolet light
Sensor exists pre- in the second moment collected second uitraviolet intensity value, between first moment and second moment
If duration interval；
The difference between the first uitraviolet intensity value and the second uitraviolet intensity value is calculated, and judges that the difference is
It is no to be greater than preset threshold；
If the difference is greater than the preset threshold, it is determined that detect UV sensor parameter value hair collected
Changing.
6. a kind of wearable device characterized by comprising
First control unit, for when detecting that UV sensor parameter value collected changes, control pressure to be passed
Sensor detects the first atmospheric pressure value, and the detection position of first atmospheric pressure value is determined as initial position；The ultraviolet light sensing
Device and the baroceptor are built in the wearable device；
Detection unit, for detecting whether receiving elevation carrection instruction；
Second control unit, for after the detection unit detects to receive the elevation carrection instruction, according to described
Elevation carrection instruction controls the baroceptor and detects the second atmospheric pressure value, and the detection position of second atmospheric pressure value is true
It is set to measurement position；
First determination unit, for according to first atmospheric pressure value and second atmospheric pressure value determine the measurement position relative to
The relative altitude of the initial position, the relative altitude are used to indicate hanging down between the measurement position and the initial position
Straight distance.
7. wearable device according to claim 6, which is characterized in that second control unit includes:
Subelement is controlled, for after the detection unit detects to receive the elevation carrection instruction, according to the height
Measurement instruction is spent, controls the baroceptor detection measurement atmospheric pressure value, and the detection position of the measurement atmospheric pressure value is determined
For measurement position；
Subelement is obtained, for obtaining the measurement temperature value of the measurement position；
Revise subelemen obtains the of the measurement position for being modified according to temperature gap to the measurement atmospheric pressure value
Two atmospheric pressure values；Wherein, the temperature gap is the difference between sea-level standard atmospheric temperature value and the measurement temperature value.
8. wearable device according to claim 7, which is characterized in that first determination unit includes:
First determines subelement, and the plane where the initial position for will test first atmospheric pressure value is determined as referring to
Plane；
Processing subelement is normalized for second atmospheric pressure value and the measurement temperature value to be normalized
Processing result；
Subelement is inputted, for the normalized result to be input to relative altitude measurement model trained in advance；Wherein,
The training data of the relative altitude measurement model includes sample temperature value, sample atmospheric pressure value and the sample phase of several measurement points
To height, the sample relative altitude is height value of each measurement point relative to the reference planes；
Second determines subelement, for the output based on the relative altitude measurement model as a result, determining the measurement position phase
For the relative altitude of the initial position, the relative altitude is for indicating between the measurement position and the initial position
Vertical range.
9. wearable device according to claim 8, which is characterized in that described second determines subelement based on described opposite
The output of elevation carrection model is as a result, determine that the mode of relative altitude of the measurement position relative to the initial position is specific
Are as follows:
Obtain the output result of the relative altitude measurement model；
Anti-normalization processing is carried out to the output result, obtains anti-normalization processing result；
Relative altitude of the measurement position relative to the initial position is determined according to the anti-normalization processing result.
10. according to the described in any item wearable devices of claim 6~9, which is characterized in that the UV sensor is adopted
The parameter value integrated is uitraviolet intensity value；The wearable device further include:
Acquiring unit, for obtaining the UV sensor in the first moment collected first uitraviolet intensity value, and
The UV sensor is obtained at the second moment collected second uitraviolet intensity value, first moment and described second
There are preset duration intervals between moment；
Computing unit, for calculating the difference between the first uitraviolet intensity value and the second uitraviolet intensity value；
Judging unit, for judging whether the difference is greater than preset threshold；
Second determination unit, for determining detection when the judging unit judges that the difference is greater than the preset threshold
It changes to UV sensor parameter value collected.
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