CN108986121A - Baby sleep monitoring device and monitoring method - Google Patents
Baby sleep monitoring device and monitoring method Download PDFInfo
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- CN108986121A CN108986121A CN201810856886.8A CN201810856886A CN108986121A CN 108986121 A CN108986121 A CN 108986121A CN 201810856886 A CN201810856886 A CN 201810856886A CN 108986121 A CN108986121 A CN 108986121A
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- 230000007958 sleep Effects 0.000 title claims abstract description 53
- 238000012544 monitoring process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000012806 monitoring device Methods 0.000 title claims abstract description 20
- 206010020741 Hyperpyrexia Diseases 0.000 claims description 7
- 238000003709 image segmentation Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 230000002631 hypothermal effect Effects 0.000 claims description 5
- 230000036760 body temperature Effects 0.000 claims description 2
- 230000036541 health Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000284 extract Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 208000033748 Device issues Diseases 0.000 description 2
- 206010019345 Heat stroke Diseases 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 206010035664 Pneumonia Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000001363 autoimmune Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
- G01J5/0025—Living bodies
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/136—Segmentation; Edge detection involving thresholding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
- G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Geometry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Alarm Systems (AREA)
- Image Processing (AREA)
- Closed-Circuit Television Systems (AREA)
- Image Analysis (AREA)
Abstract
The present invention relates to infantile health monitoring technology fields, disclose baby sleep monitoring device and monitoring method.Whether baby sleep monitoring device and monitoring method provided by the invention are kicked quilt using the ratio in judgement baby of the area and the area of quilt covering image block of exposure of person's image block, and accuracy is higher, can be effectively reduced the probability of false alarm.
Description
Technical field
The present invention relates to infantile health monitoring technology field more particularly to a kind of baby sleep monitoring devices and monitoring method.
Background technique
Baby's autoimmune ability is lower, is stimulated by external environment liable to illness.Especially in infant sleep, baby is often not
Conscious kicks open quilt, causes babies exposed outside.If parent does not have found in time, easily baby is caused to feel
The symptoms such as fever are emitted, it is serious also to cause the diseases such as pneumonia.
Summary of the invention
The first purpose of this invention is to overcome the deficiencies of the prior art and provide a kind of baby sleep monitoring device, can
Baby is issued when baby kicks quilt and kicks quilt alarm signal, and then parent is reminded to intervene the sleep state of baby, avoids baby
Youngster catches a cold.
Second object of the present invention is to provide a kind of baby sleep monitoring method, being capable of the sending when baby kicks quilt
Baby kicks quilt alarm signal, and then parent is reminded to intervene the sleep state of baby, and baby is avoided to catch a cold.
The embodiment of the present invention is achieved through the following technical solutions:
Baby sleep monitoring device, comprising:
Infrared eye is configured as alignment and sleeps the infrared image for having the infanette bed surface of baby and obtaining infanette bed surface；
Image rough sorting device is configured as according to the temperature of the infrared image various pieces being two by the infrared Image Segmentation
A master image block, respectively high temperature image block and low temperature image block；
Image essence separating device is configured as being divided the high temperature image block according to the temperature at each position in the high temperature image block
Two subimage blocks are segmented into, respectively exposure of person's image block and quilt covers image block；
First area determining means are configured to determine that the area of exposure of person's image block；
Second area determining device is configured to determine that the area of the quilt covering image block；
Area ratio acquisition device is configured as obtaining the area of exposure of person's image block and the quilt covers image block
The ratio of area；And
Warning device；
Wherein, the warning device is configured as covering image block in the area of exposure of person's image block and the quilt
When the ratio of area is greater than the first default safety value, issues baby and kick quilt alarm signal.
Further, the warning device is additionally configured to cover in the area of exposure of person's image block with the quilt
When the ratio of the area of lid image block is less than the second default safety value, issues quilt and hide head alarm signal.
Further, further includes:
Ambient temperature detection device is configured as obtaining the environment temperature on infanette periphery；
First mean temperature determining device is configured as obtaining the mean temperature of the quilt covering image block；And
First temperature processing device；
Wherein, first temperature processing device is configured as being lower than the first preset temperature, and the quilt when the environment temperature
The mean temperature of son covering image block issues first control signal when being higher than the second preset temperature；
First temperature processing device is configured as being higher than third preset temperature when the environment temperature, and the quilt covers
The mean temperature of image block issues second control signal when being not higher than the third preset temperature；
First temperature processing device is configured as issuing third control when the environment temperature is higher than four preset temperatures
Signal；
The warning device is additionally configured to issue the excessively thin alarm signal of quilt when receiving the first control signal；It is described
Warning device is additionally configured to issue the blocked up alarm signal of quilt when receiving the second control signal；The warning device
It is additionally configured to issue high temperature alarm signal when receiving the third control signal；
First preset temperature is less than second preset temperature, and second preset temperature is less than the default temperature of the third
Degree, the third preset temperature are less than the 4th preset temperature.
Further, further includes:
Second mean temperature determining device is configured as obtaining the mean temperature of exposure of person's image block；And
Second temperature processing unit；
Wherein, the second temperature processing unit is configured as being higher than the 4th in advance when the mean temperature of exposure of person's image block
If issuing the 4th control signal when temperature, the second temperature processing unit is configured as putting down when exposure of person's image block
Equal temperature issues the 5th control signal when being lower than five preset temperatures；
The warning device is additionally configured to issue hyperpyrexia alarm signal when receiving the 4th control signal；It is described
Warning device is additionally configured to issue hypothermia alarm signal when receiving the 5th control signal.
Further, the warning device is additionally configured to be less than preset area when the area of quilt covering image block
When threshold value, ignore the ratio of the area of exposure of person's image block and the area of quilt covering image block, and described
Baby is issued when the area of exposure of person's image block is greater than the first preset area and kicks quilt alarm signal, in exposure of person's image
Quilt is issued when the area of block is less than the second preset area hides head alarm signal.
Further, described image rough sorting device includes:
First grid dividing module is configured as drawing grid on the infrared image, the infrared image is divided into
Several first small table images；
First temperature acquisition module is configured as obtaining the mean temperature of each pixel in each first small table images；
First comparison module is configured as being compared the mean temperature of the described first adjacent small table images；
First image block generation module is configured as the absolute value of the difference when the mean temperature of the described first adjacent small table images
When less than or equal to the first preset temperature threshold, the described first adjacent small table images are merged, to generate the master map
As block.
Further, described image essence separating device includes:
Second grid dividing module is configured as drawing grid on the high temperature image block, and the high temperature image block is drawn
It is divided into several the second small table images；
Second temperature obtains module, is configured as obtaining the mean temperature of each pixel in each second small table images；
Second comparison module is configured as being compared the mean temperature of the described second adjacent small table images；
Second image block generation module is configured as the absolute value of the difference when the mean temperature of the described second adjacent small table images
When less than or equal to the second preset temperature threshold, the described second adjacent small table images are merged, to generate the subgraph
As block.
Baby sleep monitoring method, includes the following steps:
Obtain the infrared image for sleeping the infanette bed surface for having baby；
It by the infrared Image Segmentation is two master image blocks, respectively high temperature according to the temperature of the infrared image various pieces
Image block and low temperature image block；
The high temperature image block is divided into two subimage blocks according to the temperature at each position in the high temperature image block, respectively
Image block is covered for exposure of person's image block and quilt；
Determine the area of exposure of person's image block；
Determine the area of the quilt covering image block；
Obtain the ratio of the area of exposure of person's image block and the area of quilt covering image block；
It is greater than the first default peace in the ratio of the area of exposure of person's image block and the area of quilt covering image block
When total head, issues baby and kick quilt alarm signal.
Further, further includes:
In the ratio of the area of exposure of person's image block and the area of quilt covering image block less than the second default peace
When total head, issues quilt and hide head alarm signal.
Further, further includes:
Obtain the environment temperature on infanette periphery；
Obtain the mean temperature of the quilt covering image block；
When the environment temperature is lower than the first preset temperature, and to be higher than second default for the mean temperature of quilt covering image block
First control signal is issued when temperature；；
When the environment temperature is higher than third preset temperature, and the mean temperature of quilt covering image block is not higher than described the
Second control signal is issued when three preset temperatures；
Third is issued when the environment temperature is higher than four preset temperatures controls signal；
According to sending quilt excessively thin alarm signal when the first control signal；Quilt is issued when according to the second control signal
Blocked up alarm signal；High temperature alarm signal is issued when controlling signal according to the third；
First preset temperature is less than second preset temperature, and second preset temperature is less than the default temperature of the third
Degree, the third preset temperature are less than the 4th preset temperature.
Further, further includes:
Obtain the mean temperature of exposure of person's image block；
The 4th control signal is issued when the mean temperature of exposure of person's image block is higher than four preset temperatures, when described naked
The 5th control signal is issued when revealing the mean temperature of human body image block lower than five preset temperatures；
Hyperpyrexia alarm signal is issued when according to the 4th control signal；Body temperature is issued when according to the 5th control signal
Too low alarm signal.
Further, further includes:
When being less than preset area threshold value to cover the area of image block when the quilt, ignore the face of exposure of person's image block
The long-pending ratio with the area of quilt covering image block, and it is greater than the first default face in the area of exposure of person's image block
Baby is issued when product and kicks quilt alarm signal, issues quilt when the area of exposure of person's image block is less than the second preset area
Hide head alarm signal.
It further, is two master images by the infrared Image Segmentation according to the temperature of the infrared image various pieces
Block, respectively high temperature image block and low temperature image block, specifically include:
Grid is drawn on the infrared image, the infrared image is divided into several the first small table images；
Obtain the mean temperature of each pixel in each first small table images；
The mean temperature of the described first adjacent small table images is compared；
When the absolute value of the difference of the mean temperature of the described first adjacent small table images is less than or equal to the first preset temperature threshold
When, the described first adjacent small table images are merged, to generate the master image block.
Further, the high temperature image block is divided into two according to the temperature at each position in the high temperature image block
Subimage block, respectively exposure of person's image block and quilt cover image block, specifically include:
Grid is drawn on the high temperature image block, the high temperature image block is divided into several the second small table images；
Obtain the mean temperature of each pixel in each second small table images；
The mean temperature of the described second adjacent small table images is compared；
When the absolute value of the difference of the mean temperature of the described second adjacent small table images is less than or equal to the second preset temperature threshold
When, the described second adjacent small table images are merged, to generate the subimage block.
Technical solution of the present invention is at least had the following advantages and beneficial effects:
Baby sleep monitoring device provided in an embodiment of the present invention obtains the infrared of infanette bed surface by infrared eye
Then image extracts exposure of person's image block by image rough sorting device and image essence separating device and quilt covers image block,
Then exposure of person's image block and quilt coverage diagram are determined by the first area determining means and second area determining device respectively
As the area of block.When the ratio of the area of area and quilt the covering image block of exposure of person's image block is greater than the first default safety
When value, issues baby and kick quilt alarm signal.Baby is exposed at outside quilt on head during sleep, and head body below is by quilt lid
Firmly.The temperature of baby head is high, thus can by way of extracting exposure of person's image block by the head of baby from infrared figure
The extraction process as in.And the heat of babies can be transferred to the part quilt of covering babies, therefore this part quilt
Temperature is also higher than the other parts of bed surface, so can by way of extracting quilt and covering image block its from infrared image
It extracts.Since the head body of baby is than being about 1:3, when baby's ortho, exposure of person's image block and quilt
The ratio for covering the area of image block can be in a stable range.When baby kicks quilt, the area of exposure of person's image block
Increase, and the area of quilt covering image block reduces, exposure of person's image block and quilt cover the ratio of the area of image block at this time
Value increases.When the ratio of the area of area and quilt the covering image block of exposure of person's image block is greater than the first default safety value
When, that is, it can determine that baby kicks quilt.Warning device issues baby and kicks quilt alarm signal at this time, reminds parent from newly to baby's lid quilt
Son, to effectively prevent the case where baby catches a cold.In addition, when infant sleeps on its back and when lying on one's side, exposure of person's image block and
The area that quilt covers image block is different, but area ratio variation is little.Baby sleep monitoring dress provided in an embodiment of the present invention
It sets, whether is kicked quilt using the ratio in judgement baby of the area and the area of quilt covering image block of exposure of person's image block, it is quasi-
True property is higher, can be effectively reduced the probability of false alarm.
Baby sleep monitoring method provided in an embodiment of the present invention obtains the infrared image of infanette bed surface, then mentions
It takes out exposure of person's image block and quilt covers image block, then determine the face of exposure of person's image block and quilt covering image block
Product.When the ratio of the area of exposure of person's image block and the area of quilt covering image block is greater than the first default safety value, hair
Baby kicks quilt alarm signal out.Baby is exposed at outside quilt on head during sleep, and head body below is covered by quilt.Baby head
The temperature in portion is high, therefore can be by way of extracting exposure of person's image block by head extraction place from infrared image of baby
Reason.And the heat of babies can be transferred to the part quilt of covering babies, therefore the temperature of this part quilt also wants high
In the other parts of bed surface, and then it can be extracted from infrared image by way of extracting quilt and covering image block.
Since the head body of baby is than being about 1:3, when baby's ortho, exposure of person's image block and quilt cover image block
The ratio of area can be in a stable range.When baby kicks quilt, the area of exposure of person's image block increases, and quilt
The area for covering image block reduces, and the ratio of the area of exposure of person's image block and quilt covering image block increases at this time.When naked
When revealing the ratio of the area of human body image block and the area of quilt covering image block greater than the first default safety value, that is, it can determine that baby
Youngster kicks quilt.Baby is issued at this time and kicks quilt alarm signal, remind parent from newly to baby's lid quilt, to effectively prevent baby
Cool situation occurs.In addition, the area of exposure of person's image block and quilt covering image block is not when infant sleeps on its back is with lying on one's side
Together, but area ratio variation is little.Baby sleep monitoring method provided in an embodiment of the present invention, utilizes exposure of person's image block
Whether the ratio in judgement baby of area and the area of quilt covering image block kicks quilt, and accuracy is higher, can be effectively reduced mistake
The probability of alarm.
Detailed description of the invention
For the clearer technical solution for illustrating the embodiment of the present invention, below to needing attached drawing to be used to make in embodiment
It is simple to introduce.It should be appreciated that the following drawings illustrates only certain embodiments of the invention, it is not construed as to model of the present invention
The limitation enclosed.To those skilled in the art, without creative efforts, it can obtain according to these attached drawings
Obtain other accompanying drawings.
Fig. 1 is the functional block diagram of baby sleep monitoring device provided in an embodiment of the present invention；
Fig. 2 is the state diagram of infanette bed surface in the embodiment of the present invention.
In figure: 010- baby sleep monitoring device；110- infrared eye；120- image rough sorting device；121- first
Grid dividing module；The first temperature acquisition module of 122-；The first comparison module of 123-；124- the first image block generation module；
130- image essence separating device；131- the second grid dividing module；132- second temperature obtains module；The second comparison module of 133-；
134- the second image block generation module；The first area determining means of 140-；150- second area determining device；160- area ratio obtains
Take device；170- warning device；180- ambient temperature detection device；190- the first mean temperature determining device；The first temperature of 200-
Spend processing unit；210- the second mean temperature determining device；220- second temperature processing unit；400- bed surface；The head 410-；
420- quilt.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing, to the present invention
Technical solution in embodiment carries out clear, complete description.Obviously, described embodiment is that a part of the invention is implemented
Example, instead of all the embodiments.
Therefore, the model of claimed invention is not intended to limit to the detailed description of the embodiment of the present invention below
It encloses, but is merely representative of section Example of the invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature and technology in embodiment and embodiment in the present invention
Scheme can be combined with each other.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Term " first ", " second " etc. are only configured to distinguish description, are not understood to indicate or imply relatively important
Property.
Embodiment 1:
Fig. 1 is please referred to, Fig. 1 is the functional block diagram of baby sleep monitoring device 010 provided in this embodiment.
In the present embodiment, baby sleep monitoring device 010 include infrared eye 110, image rough sorting device 120,
Image essence separating device 130, the first area determining means 140, second area determining device 150, area ratio acquisition device 160 and report
Alarm device 170.
Referring to figure 2., Fig. 2 is the state diagram of infanette bed surface 400 in the present embodiment.Sleeping on infanette bed surface 400 has baby
Youngster.The head 410 of baby is exposed outside.The body of baby is covered by quilt 420.The alignment of infrared eye 110, which is slept, baby
Infanette bed surface 400 and obtain the infrared image of infanette bed surface 400.Since the head 410 of baby is exposed outside, surface temperature
It spends higher.Simultaneously as the part (part of the protuberance marked in figure by curve) that quilt 420 covers babies can receive baby
The heat that youngster's body distributes, the part that quilt 420 covers babies also have certain temperature.Therefore 410 He of head of baby
The part that quilt 420 covers babies can show shallower color in infrared image.And quilt 420 is not covered with baby
The part of body and to be exposed to outer 400 temperature of bed surface lower, therefore deeper color is showed in infrared image.Cause
This, image rough sorting device 120 can determine high temperature image block (410 He of head of baby according to the temperature of infrared image each section
Quilt 420 covering babies part) and low temperature image block (quilt 420 is not covered with part and the exposure of babies
Bed surface 400 outside).Further, due to the surface temperature highest on the head of baby 410, and quilt 420 covers babies
Part relative temperature it is lower, therefore the color that the head 410 of baby shows in infrared image is most shallow, and quilt 420 covers
The color that the part of lid babies shows in infrared image is relatively deep.In this way, image essence separating device 130 can will be high
Warm image block is divided into exposure of person's image block and quilt covering image block.When other positions of babies are exposed when outer,
It can also be partitioned into exposure of person's image block.
First area determining means 140 determine exposure of person's image block according to the number of pixel in exposure of person's image block
Area.Second area determining device 150 determines the face of quilt covering image block according to the number that quilt covers pixel in image block
Product.Area ratio acquisition device 160, the area and the quilt that obtain exposure of person's image block cover the area of image block
Ratio.
Since the head body of baby is than being about 1:3, when baby's ortho, exposure of person's image block and quilt cover
The ratio of the area of lid image block can be in a stable range.When baby kicks quilt, the area of exposure of person's image block increases
Greatly, the area reduction of quilt covering image block, exposure of person's image block and quilt cover the ratio of the area of image block at this time
Increase.When the ratio of the area of exposure of person's image block and the area of quilt covering image block is greater than the first default safety value,
It can determine that baby kicks quilt.Warning device 170 issues baby and kicks quilt alarm signal at this time, reminds parent from newly to baby's lid quilt
Son, to effectively prevent the case where baby catches a cold.In addition, when infant sleeps on its back and when lying on one's side, exposure of person's image block and
The area that quilt covers image block is different, but area ratio variation is little.Baby sleep monitoring dress provided in an embodiment of the present invention
010 is set, whether is kicked quilt using the ratio in judgement baby of the area and the area of quilt covering image block of exposure of person's image block,
Accuracy is higher, can be effectively reduced the probability of false alarm.
In the present embodiment, it is illustrated with the head body ratio of baby for 1:3.When baby head body ratio be 1:3, and baby cover
In the case where good quilt, the ratio of the area of the area of exposure of person's image block and quilt covering image block 0.18-0.22 it
Between.In the present embodiment, the first default safety value is 0.22.When the area and quilt of exposure of person's image block cover image block
The ratio of area when being greater than 0.22, that is, can determine that baby kicks quilt, babies partial denudation outside, warning device 170 at this time
It issues baby and kicks quilt alarm signal.It should be noted that the head body ratio of baby can change, exposed with the growth of baby
The area of human body image block and the ratio of the area of quilt covering image block are that can also change.Therefore, the first default safety
Value is can be set according to the growing state of baby.Baby, which kicks quilt alarm signal, can be sound or light, can also be with
It is the instruction for being sent to smart phone or computer, to issue alarm by smart phone or computer.
Further, when the head of baby 410 is covered by quilt 420, area and the quilt of exposure of person's image block cover
The ratio of the area of lid image block will reduce.In the present embodiment, when the area of exposure of person's image block and quilt cover image
When the ratio of the area of block is less than 0.18, that is, it can determine that the head 410 of baby is covered by quilt 420, in this embodiment, by second
Default safety value is set as 0.18.When area and quilt the covering image block of exposure of person's image block area ratio less than the
When two default safety values, the head 410 of baby is covered by quilt 420, and warning device 170 issues quilt and hides head alarm signal at this time
Number, it reminds parent to arrange the quilt 420 of baby, the breathing of baby is avoided to be affected.It should be noted that with the life of baby
Long, the head body ratio of baby can change, and the ratio of the area and the area of quilt covering image block of exposure of person's image block is
Also it can change.Therefore, the second default safety value is can be set according to the growing state of baby.Quilt hides head report
Alert signal can be sound or light, be also possible to be sent to the instruction of smart phone or computer, thus by smart phone or
Computer issues alarm.
Further, in the present embodiment, baby sleep monitoring device 010 further includes ambient temperature detection device 180,
One mean temperature determining device 190 and the first temperature processing device 200.It is temperature in ambient temperature detection device 180(the present embodiment
Degree sensor) it is configured as obtaining the environment temperature on infanette periphery.First mean temperature determining device 190 is configured as obtaining
The mean temperature of quilt covering image block.Specifically, the first mean temperature determining device 190 covers in image block respectively according to quilt
The color of a pixel obtains the temperature of each pixel, then covers image divided by quilt according to the sum of temperature of each pixel
The mean temperature for taking quilt covering image block can be obtained in the sum of all pixels of block.
To be lower than the first preset temperature when environment temperature, and the mean temperature of quilt covering image block is higher than the second default temperature
The first temperature processing device 200 issues first control signal when spending.Warning device 170 is the hair when receiving first control signal
The excessively thin alarm signal of quilt out.When the temperature of the surroundings is low, if quilt is excessively thin, the heat that babies distribute is just more logical
It crosses quilt 420 to come out, the mean temperature that quilt covers image block is higher.Since environment temperature is low, quilt will be excessively thin to lead
Cause the heat rapid loss of babies, it is possible to baby be caused to catch a cold.In the present embodiment, it sets the first preset temperature to
15 DEG C, 25 DEG C are set by the second preset temperature.When environment temperature is lower than 15 DEG C, the mean temperature of quilt covering image block is higher than
At 25 DEG C, the first temperature processing device 200 issues first control signal, and warning device 170 is to receive first control signal
When issue the excessively thin alarm signal of quilt, the parent that withdraws deposit reinforces the warming of baby.The excessively thin alarm signal of quilt can be sound or lamp
Light is also possible to be sent to the instruction of smart phone or computer, to issue alarm by smart phone or computer.
First temperature processing device 200 is configured as being higher than third preset temperature when environment temperature, and quilt covers image
The mean temperature of block issues second control signal when being not higher than third preset temperature.Warning device 170 is to receive the second control
Quilt blocked up alarm signal is issued when signal processed.The heat that quilt will lead to babies later is difficult to give out by quilt
Come, the mean temperature that quilt covers image block is lower.If environment temperature is higher at this time, it is likely that cause baby heated,
And then baby is caused to generate various malaise symptoms.In the present embodiment, 31 DEG C are set by third preset temperature, works as environment temperature
Higher than 31 DEG C, when the mean temperature that quilt covers image block is not higher than 31 DEG C, the first temperature processing device 200 issues the second control
Signal.Warning device 170 be when receiving second control signal issue the blocked up alarm signal of quilt, with remind parent more preferably compared with
Thin quilt.The blocked up alarm signal of quilt can be sound or light, be also possible to be sent to the instruction of smart phone or computer,
To issue alarm by smart phone or computer.
First temperature processing device 200 is configured as issuing third control letter when environment temperature is higher than four preset temperatures
Number.In the present embodiment, the 4th preset temperature is 37 DEG C, and at a high temperature of being higher than 37 DEG C, baby is easy heatstroke.Warning device
170 issue high temperature alarm signal when receiving third control signal, and parent is reminded to carry out reducing temperature of heatstroke prevention work.High temperature alarm letter
It number can be sound or light, be also possible to be sent to the instruction of smart phone or computer, to pass through smart phone or computer
Issue alarm.
Further, in the present embodiment, baby sleep monitoring device 010 further includes the second mean temperature determining device
210 and second temperature processing unit 220.Second mean temperature determining device 210 is configured as obtaining exposure of person's image block
Mean temperature.Specifically, the second mean temperature determining device 210 is obtained according to the color of pixel each in exposure of person's image block
The temperature of each pixel, then according to the sum of temperature of each pixel divided by the sum of all pixels of exposure of person's image block, i.e.,
The mean temperature of exposure of person's image block can be obtained.Second temperature processing unit 220 is configured as when exposure of person's image block
Mean temperature issues the 4th control signal when being higher than four preset temperatures, second temperature processing unit 220 is configured as when exposed
The mean temperature of human body image block issues the 5th control signal when being lower than five preset temperatures.Warning device 170 is additionally configured to
Hyperpyrexia alarm signal is issued when receiving the 4th control signal；Warning device 170 is additionally configured to receiving the 5th
Hypothermia alarm signal is issued when controlling signal.In the present embodiment, the 4th preset temperature is 37.8 DEG C, the 5th preset temperature
It is 36.2 DEG C.Hyperpyrexia alarm signal and hypothermia alarm signal can be sound or light, be also possible to be sent to intelligence
The instruction of energy mobile phone or computer, to issue alarm by smart phone or computer.
Further, in the case where extremely low temperature, such as at 5 DEG C, baby can be given to cover very thick quilt 420.Due to quilt
Sub 420 thickness are big, therefore the heat of babies is difficult to distribute by quilt, so that quilt 420 covers the part of babies
Temperature it is identical as the temperature for the part that quilt 420 is not covered with babies, only close to the part quilt of baby head 410
420 can be judged as quilt covering image block.The area of the image block of quilt covering at this time is too small, is carried out judging that baby is with it
It is no pedal by or quilt whether headkerchief will lead to false alarm.Therefore, in the present embodiment, warning device 170 is additionally configured to work as quilt
When the area of son covering image block is less than preset area threshold value, the area and quilt for ignoring exposure of person's image block cover image block
Area ratio, and the area of exposure of person's image block be greater than the first preset area when issue baby kick quilt alarm signal,
Quilt is issued when the area of exposure of person's image block is less than the second preset area hides head alarm signal.In this way, passing through exposed people
The area of body image block determines whether the case where baby kicks quilt or quilt hides head, and can reduce false alarm as far as possible can
It can property.First preset area and the second preset area can be set according to the figure of baby.Face is preset in the present embodiment
Product threshold value can be set to 150 square centimeters.Quilt hides head alarm signal and baby kicks quilt alarm signal and can be sound or lamp
Light is also possible to be sent to the instruction of smart phone or computer, to issue alarm by smart phone or computer.
Further, in the present embodiment, image rough sorting device 120 includes: the first grid dividing module 121, is configured
To draw grid on infrared image, infrared image is divided into several the first small table images；First temperature acquisition module
122, it is configured as obtaining the mean temperature of each pixel in each first small table images；First comparison module 123, is configured
It is compared for the mean temperature to the first adjacent small table images；First image block generation module 124 is configured as when adjacent
The first small table images mean temperature absolute value of the difference be less than or equal to the first preset temperature threshold when, by adjacent first
Small table images merge, to generate master image block.In the present embodiment, the first preset temperature threshold is 2 DEG C.
Further, in the present embodiment, image essence separating device 130 includes: the second grid dividing module 131, is configured
To draw grid on high temperature image block, high temperature image block is divided into several the second small table images；Second temperature obtains
Module 132 is configured as obtaining the mean temperature of each pixel in each second small table images；Second comparison module 133, quilt
It is configured to be compared the mean temperature of the second adjacent small table images；Second image block generation module 134, is configured as working as
It, will be adjacent when the absolute value of the difference of the mean temperature of the small table images of adjacent second is less than or equal to the second preset temperature threshold
Second small table images merge, with spanning subgraph picture block.In the present embodiment, the second preset temperature threshold is 1 DEG C.
Baby sleep monitoring device provided in an embodiment of the present invention obtains infanette bed surface by infrared eye
Then infrared image extracts exposure of person's image block by image rough sorting device and image essence separating device and quilt covers image
Then block determines exposure of person's image block and quilt covering respectively by the first area determining means and second area determining device
The area of image block.When the ratio of the area of area and quilt the covering image block of exposure of person's image block is greater than the first default peace
When total head, issues baby and kick quilt alarm signal.Baby is exposed at outside quilt on head during sleep, and head body below is by quilt lid
Firmly.The temperature of baby head is high, thus can by way of extracting exposure of person's image block by the head of baby from infrared figure
The extraction process as in.And the heat of babies can be transferred to the part quilt of covering babies, therefore this part quilt
Temperature is also higher than the other parts of bed surface, so can by way of extracting quilt and covering image block its from infrared image
It extracts.Since the head body of baby is than being about 1:3, when baby's ortho, exposure of person's image block and quilt
The ratio for covering the area of image block can be in a stable range.When baby kicks quilt, the area of exposure of person's image block
Increase, and the area of quilt covering image block reduces, exposure of person's image block and quilt cover the ratio of the area of image block at this time
Value increases.When the ratio of the area of area and quilt the covering image block of exposure of person's image block is greater than the first default safety value
When, that is, it can determine that baby kicks quilt.Warning device issues baby and kicks quilt alarm signal at this time, reminds parent from newly to baby's lid quilt
Son, to effectively prevent the case where baby catches a cold.In addition, when infant sleeps on its back and when lying on one's side, exposure of person's image block and
The area that quilt covers image block is different, but area ratio variation is little.Baby sleep monitoring dress provided in an embodiment of the present invention
It sets, whether is kicked quilt using the ratio in judgement baby of the area and the area of quilt covering image block of exposure of person's image block, it is quasi-
True property is higher, can be effectively reduced the probability of false alarm.
The present embodiment also by a kind of baby sleep monitoring method, includes the following steps:
Obtain the infrared image for sleeping the infanette bed surface for having baby；
According to the temperature of infrared image various pieces by infrared Image Segmentation be two master image blocks, respectively high temperature image block and
Low temperature image block；
High temperature image block is divided into two subimage blocks, respectively exposed people according to the temperature at position each in high temperature image block
Body image block and quilt cover image block；
Determine the area of exposure of person's image block；
Determine the area of quilt covering image block；
Obtain the ratio of the area of exposure of person's image block and the area of quilt covering image block；
When the ratio of the area of area and quilt the covering image block of exposure of person's image block is greater than the first default safety value, hair
Baby kicks quilt alarm signal out.
Further, baby sleep monitoring method further include:
When the area and quilt of exposure of person's image block cover the ratio of the area of image block less than the second default safety value, hair
Quilt hides head alarm signal out.
Further, baby sleep monitoring method further include:
Obtain the environment temperature on infanette periphery；
Obtain the mean temperature of quilt covering image block；
It is sent out when environment temperature is lower than the first preset temperature, and the mean temperature of quilt covering image block is higher than the second preset temperature
First control signal out；；
When environment temperature is higher than third preset temperature, and the mean temperature of quilt covering image block is not higher than third preset temperature
Issue second control signal；
Third is issued when environment temperature is higher than four preset temperatures controls signal；
According to sending quilt excessively thin alarm signal when first control signal；According to sending quilt blocked up alarm when second control signal
Signal；High temperature alarm signal is issued when controlling signal according to third；
First preset temperature is less than third preset temperature less than the second preset temperature, the second preset temperature, and third preset temperature is small
In the 4th preset temperature.
Further, baby sleep monitoring method further include:
Obtain the mean temperature of exposure of person's image block；
The 4th control signal is issued when the mean temperature of exposure of person's image block is higher than four preset temperatures, when exposure of person schemes
The 5th control signal is issued when being lower than five preset temperatures as the mean temperature of block；
Hyperpyrexia alarm signal is issued when according to the 4th control signal；Hypothermia alarm is issued when according to the 5th control signal
Signal.
Further, baby sleep monitoring method further include:
When being less than preset area threshold value to cover the area of image block when quilt, ignore the area and quilt of exposure of person's image block
The ratio of the area of image block is covered, and issues baby when the area of exposure of person's image block is greater than the first preset area and kicks quilt
Alarm signal issues quilt when the area of exposure of person's image block is less than the second preset area and hides head alarm signal.
It further, is two master image blocks by infrared Image Segmentation according to the temperature of infrared image various pieces, respectively
For high temperature image block and low temperature image block, specifically include:
Grid is drawn on infrared image, and infrared image is divided into several the first small table images；
Obtain the mean temperature of each pixel in each first small table images；
The mean temperature of the first adjacent small table images is compared；
It, will when the absolute value of the difference of the mean temperature of the first adjacent small table images is less than or equal to the first preset temperature threshold
The small table images of adjacent first merge, to generate master image block.
Further, high temperature image block is divided by two subgraphs according to the temperature at position each in high temperature image block
Block, respectively exposure of person's image block and quilt cover image block, specifically include:
Grid is drawn on high temperature image block, high temperature image block is divided into several the second small table images；
Obtain the mean temperature of each pixel in each second small table images；
The mean temperature of the second adjacent small table images is compared；
It, will when the absolute value of the difference of the mean temperature of the second adjacent small table images is less than or equal to the second preset temperature threshold
The small table images of adjacent second merge, with spanning subgraph picture block.
Baby sleep monitoring method provided in an embodiment of the present invention obtains the infrared image of infanette bed surface, then mentions
It takes out exposure of person's image block and quilt covers image block, then determine the face of exposure of person's image block and quilt covering image block
Product.When the ratio of the area of exposure of person's image block and the area of quilt covering image block is greater than the first default safety value, hair
Baby kicks quilt alarm signal out.Baby is exposed at outside quilt on head during sleep, and head body below is covered by quilt.Baby head
The temperature in portion is high, therefore can be by way of extracting exposure of person's image block by head extraction place from infrared image of baby
Reason.And the heat of babies can be transferred to the part quilt of covering babies, therefore the temperature of this part quilt also wants high
In the other parts of bed surface, and then it can be extracted from infrared image by way of extracting quilt and covering image block.
Since the head body of baby is than being about 1:3, when baby's ortho, exposure of person's image block and quilt cover image block
The ratio of area can be in a stable range.When baby kicks quilt, the area of exposure of person's image block increases, and quilt
The area for covering image block reduces, and the ratio of the area of exposure of person's image block and quilt covering image block increases at this time.When naked
When revealing the ratio of the area of human body image block and the area of quilt covering image block greater than the first default safety value, that is, it can determine that baby
Youngster kicks quilt.Baby is issued at this time and kicks quilt alarm signal, remind parent from newly to baby's lid quilt, to effectively prevent baby
Cool situation occurs.In addition, the area of exposure of person's image block and quilt covering image block is not when infant sleeps on its back is with lying on one's side
Together, but area ratio variation is little.Baby sleep monitoring method provided in an embodiment of the present invention, utilizes exposure of person's image block
Whether the ratio in judgement baby of area and the area of quilt covering image block kicks quilt, and accuracy is higher, can be effectively reduced mistake
The probability of alarm.
The foregoing is merely section Examples of the invention, the limitation present invention are not configured as, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. baby sleep monitoring device characterized by comprising
Infrared eye is configured as alignment and sleeps the infrared image for having the infanette bed surface of baby and obtaining infanette bed surface；
Image rough sorting device is configured as according to the temperature of the infrared image various pieces being two by the infrared Image Segmentation
A master image block, respectively high temperature image block and low temperature image block；
Image essence separating device is configured as being divided the high temperature image block according to the temperature at each position in the high temperature image block
Two subimage blocks are segmented into, respectively exposure of person's image block and quilt covers image block；
First area determining means are configured to determine that the area of exposure of person's image block；
Second area determining device is configured to determine that the area of the quilt covering image block；
Area ratio acquisition device is configured as obtaining the area of exposure of person's image block and the quilt covers image block
The ratio of area；And warning device；
Wherein, the warning device is configured as covering image block in the area of exposure of person's image block and the quilt
When the ratio of area is greater than the first default safety value, issues baby and kick quilt alarm signal.
2. baby sleep monitoring device according to claim 1, it is characterised in that:
The warning device is additionally configured in the face of the area of exposure of person's image block and quilt covering image block
When long-pending ratio is less than the second default safety value, issues quilt and hide head alarm signal.
3. baby sleep monitoring device according to claim 1, which is characterized in that further include:
Ambient temperature detection device is configured as obtaining the environment temperature on infanette periphery；
First mean temperature determining device is configured as obtaining the mean temperature of the quilt covering image block；And first temperature
Spend processing unit；
Wherein, first temperature processing device is configured as being lower than the first preset temperature, and the quilt when the environment temperature
The mean temperature of son covering image block issues first control signal when being higher than the second preset temperature；
First temperature processing device is configured as being higher than third preset temperature when the environment temperature, and the quilt covers
The mean temperature of image block issues second control signal when being not higher than the third preset temperature；
First temperature processing device is configured as issuing third control when the environment temperature is higher than four preset temperatures
Signal；
The warning device is additionally configured to issue the excessively thin alarm signal of quilt when receiving the first control signal；It is described
Warning device is additionally configured to issue the blocked up alarm signal of quilt when receiving the second control signal；The warning device
It is additionally configured to issue high temperature alarm signal when receiving the third control signal；
First preset temperature is less than second preset temperature, and second preset temperature is less than the default temperature of the third
Degree, the third preset temperature are less than the 4th preset temperature.
4. baby sleep monitoring device according to claim 1, which is characterized in that further include:
Second mean temperature determining device is configured as obtaining the mean temperature of exposure of person's image block；And second temperature
Spend processing unit；
Wherein, the second temperature processing unit is configured as being higher than the 4th in advance when the mean temperature of exposure of person's image block
If issuing the 4th control signal when temperature, the second temperature processing unit is configured as putting down when exposure of person's image block
Equal temperature issues the 5th control signal when being lower than five preset temperatures；
The warning device is additionally configured to issue hyperpyrexia alarm signal when receiving the 4th control signal；It is described
Warning device is additionally configured to issue hypothermia alarm signal when receiving the 5th control signal.
5. baby sleep monitoring device according to claim 1, it is characterised in that:
The warning device is additionally configured to ignore institute when the area that the quilt covers image block is less than preset area threshold value
The ratio of the area of exposure of person's image block and the area of quilt covering image block is stated, and in exposure of person's image block
Area issue baby when being greater than the first preset area and kick quilt alarm signal, exposure of person's image block area less than the
Quilt is issued when two preset areas hides head alarm signal.
6. baby sleep monitoring method, which comprises the steps of:
Obtain the infrared image for sleeping the infanette bed surface for having baby；
It by the infrared Image Segmentation is two master image blocks, respectively high temperature according to the temperature of the infrared image various pieces
Image block and low temperature image block；
The high temperature image block is divided into two subimage blocks according to the temperature at each position in the high temperature image block, respectively
Image block is covered for exposure of person's image block and quilt；
Determine the area of exposure of person's image block；
Determine the area of the quilt covering image block；
Obtain the ratio of the area of exposure of person's image block and the area of quilt covering image block；
It is greater than the first default peace in the ratio of the area of exposure of person's image block and the area of quilt covering image block
When total head, issues baby and kick quilt alarm signal.
7. baby sleep monitoring method according to claim 6, which is characterized in that further include:
In the ratio of the area of exposure of person's image block and the area of quilt covering image block less than the second default peace
When total head, issues quilt and hide head alarm signal.
8. baby sleep monitoring method according to claim 6, which is characterized in that further include:
Obtain the environment temperature on infanette periphery；
Obtain the mean temperature of the quilt covering image block；
When the environment temperature is lower than the first preset temperature, and to be higher than second default for the mean temperature of quilt covering image block
First control signal is issued when temperature；
When the environment temperature is higher than third preset temperature, and the mean temperature of quilt covering image block is not higher than described the
Second control signal is issued when three preset temperatures；
Third is issued when the environment temperature is higher than four preset temperatures controls signal；
According to sending quilt excessively thin alarm signal when the first control signal；Quilt is issued when according to the second control signal
Blocked up alarm signal；High temperature alarm signal is issued when controlling signal according to the third；
First preset temperature is less than second preset temperature, and second preset temperature is less than the default temperature of the third
Degree, the third preset temperature are less than the 4th preset temperature.
9. baby sleep monitoring method according to claim 6, which is characterized in that further include:
Obtain the mean temperature of exposure of person's image block；
The 4th control signal is issued when the mean temperature of exposure of person's image block is higher than four preset temperatures, when described naked
The 5th control signal is issued when revealing the mean temperature of human body image block lower than five preset temperatures；
Hyperpyrexia alarm signal is issued when according to the 4th control signal；Body temperature is issued when according to the 5th control signal
Too low alarm signal.
10. baby sleep monitoring method according to claim 6, which is characterized in that further include:
When being less than preset area threshold value to cover the area of image block when the quilt, ignore the face of exposure of person's image block
The long-pending ratio with the area of quilt covering image block, and it is greater than the first default face in the area of exposure of person's image block
Baby is issued when product and kicks quilt alarm signal, issues quilt when the area of exposure of person's image block is less than the second preset area
Hide head alarm signal.
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| CN112949516A (en) * | 2021-03-09 | 2021-06-11 | 深圳海翼智新科技有限公司 | Recognition method and device for quilt kicking behavior |
| CN112971730A (en) * | 2021-04-20 | 2021-06-18 | 广东德泷智能科技有限公司 | Infant sleep health data monitoring system based on block chain |
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| CN114531575A (en) * | 2022-03-08 | 2022-05-24 | 佛山市顺富元亨电子有限公司 | Baby monitor with quilt reminding function and method |
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