CN108318042A - Navigation mode-switching method, device, terminal and storage medium - Google Patents
Navigation mode-switching method, device, terminal and storage medium Download PDFInfo
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- CN108318042A CN108318042A CN201810085325.2A CN201810085325A CN108318042A CN 108318042 A CN108318042 A CN 108318042A CN 201810085325 A CN201810085325 A CN 201810085325A CN 108318042 A CN108318042 A CN 108318042A
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- navigation
- terminal
- threshold value
- network signal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
Abstract
This application discloses a kind of navigation mode-switching method, device, terminal and storage mediums, belong to field of terminal technology.The method includes：After opening navigation feature, it is navigated with the pattern of navigating online, network signal intensity is detected in navigation procedure, when network signal intensity is less than predetermined strength threshold value, and duration is when reaching preset duration threshold value, by the navigation pattern of terminal from online navigation pattern switching be offline navigation pattern.Navigation pattern is automatically switched to offline navigation pattern by the embodiment of the present application by terminal when network signal intensity is less than predetermined strength threshold value and duration is more than preset duration threshold value, it avoids the case where network connection state shakiness timing terminal is still in online navigation pattern, improves the accuracy and efficiency of terminal guidance.
Description
Technical field
The invention relates to field of terminal technology, more particularly to a kind of navigation mode-switching method, device, terminal and
Storage medium.
Background technology
It is widely available with terminal, during the trip of user would generally using terminal navigate.Terminal is led
Model plane formula generally includes online navigation pattern and offline navigation pattern.
In the related technology, when terminal accesses internet, the navigation pattern that terminal acquiescence uses is online navigation pattern, i.e.,
Terminal obtains networking navigation data from server, is navigated according to the networking navigation data got.
Invention content
The embodiment of the present application provides a kind of navigation mode-switching method, device, terminal and storage medium, can be used for solving
The less efficient problem of terminal guidance certainly when network connection state is unstable.Technical solution is as follows：
According to the embodiment of the present application in a first aspect, provide a kind of navigation mode-switching method, the method includes：
After opening navigation feature, navigated with the pattern of navigating online；
Network signal intensity, the network that the terminal that the network signal intensity is used to indicate is accessed are detected in navigation procedure
The signal quality of signal；
When the network signal intensity is less than predetermined strength threshold value, and duration reaches preset duration threshold value, by institute
State the navigation pattern of terminal from the online navigation pattern switching be offline navigation pattern.
According to the second aspect of the embodiment of the present application, a kind of navigation mode-changeover device is provided, described device includes：
Navigation module, for after opening navigation feature, being navigated with the pattern of navigating online；
Detection module, for detecting network signal intensity in navigation procedure, the network signal intensity is used to indicate end
Hold the signal quality of accessed network signal；
Handover module is used to be less than predetermined strength threshold value when the network signal intensity, and duration reaches preset duration
When threshold value, by the navigation pattern of the terminal from the online navigation pattern switching be offline navigation pattern.
According to the third aspect of the embodiment of the present application, a kind of terminal is provided, the terminal includes processor and memory,
It is stored at least one instruction in the memory, described instruction is loaded by the processor and executed to realize such as the application the
One side and its any navigation mode-switching method of alternative embodiment.
According to the fourth aspect of the embodiment of the present application, a kind of computer readable storage medium, the storage medium are provided
In be stored at least one instruction, described instruction is loaded by processor and is executed to realize such as the application first aspect and its optional
Any navigation mode-switching method of embodiment.
The advantageous effect that technical solution provided by the embodiments of the present application is brought includes at least：
By after opening navigation feature, being navigated with the pattern of navigating online, network signal being detected in navigation procedure
Intensity, when network signal intensity is less than predetermined strength threshold value, and duration reaches preset duration threshold value, by the navigation of terminal
Pattern is from online pattern switching of navigating for offline navigation pattern；It enables the terminal to be less than predetermined strength threshold in network signal intensity
Value and duration will navigate pattern switching as offline navigation pattern when being more than preset duration threshold value, avoid in network connection shape
The case where state shakiness timing terminal is still in online navigation pattern, improves the accuracy and efficiency of terminal guidance.
Description of the drawings
Fig. 1 is the structural schematic diagram for the terminal that one exemplary embodiment of the application is provided；
Fig. 2 is the flow chart for the navigation mode-switching method that one exemplary embodiment of the application provides；
Fig. 3 is the flow chart of the navigation mode-switching method of the application another exemplary embodiment offer；
Fig. 4 is the flow chart of the navigation mode-switching method of the application another exemplary embodiment offer；
Fig. 5 is the flow chart of the navigation mode-switching method of the application another exemplary embodiment offer；
Fig. 6 is the second default correspondence that the navigation mode-switching method of the application another exemplary embodiment offer is related to
The schematic diagram of relationship；
Fig. 7 is the first default correspondence that the navigation mode-switching method of the application another exemplary embodiment offer is related to
The schematic diagram of relationship；
Fig. 8 is the structural schematic diagram for the information push-delivery apparatus that the application one embodiment provides.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with attached drawing to the application embodiment party
Formula is described in further detail.
To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with attached drawing to the application embodiment party
Formula is described in further detail.
In the following description when referring to the accompanying drawings, unless otherwise indicated, the same numbers in different attached drawings indicate same or similar
Element.Embodiment described in following exemplary embodiment does not represent all embodiment party consistent with the application
Formula.On the contrary, they are only the devices and side consistent with some aspects as detailed in the attached claim, the application
The example of method.
In the description of the present application, it is to be understood that term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indicating or implying relative importance.In the description of the present application, it should be noted that unless otherwise specific regulation
And restriction, term " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected.For the ordinary skill in the art, the tool of above-mentioned term in this application can be understood with concrete condition
Body meaning.In addition, in the description of the present application, unless otherwise indicated, " multiple " refer to two or more."and/or" is retouched
The incidence relation of affiliated partner is stated, indicates may exist three kinds of relationships, for example, A and/or B, can indicate：Individualism A, together
When there are A and B, these three situations of individualism B.It is a kind of relationship of "or" that character "/", which typicallys represent forward-backward correlation object,.
First, to the invention relates to some nouns explain：
Navigation：Guiding target object moves to the second position along programme path from first position.Optionally, target object
For at least one of people, vehicle, ship and aircraft.First position is usually the current address where target object, and second
Position is the destination address of input.
Navigation pattern：Including pattern and the offline navigation pattern of navigating online.
Optionally, navigation pattern is also referred to as navigation pattern of networking online, is to obtain networking when terminal accesses internet to lead
Boat data, the pattern navigated according to the networking navigation data got.
Offline navigation pattern is the pattern that the offline navigation data of using terminal storage navigates.
In the related technology, when terminal accesses internet, the navigation pattern that terminal acquiescence uses is online navigation pattern.When
When the network connection state for the internet that terminal is accessed is unstable, terminal still can be in online navigation pattern, i.e., according to from
The networking navigation data got in server navigates so that the accuracy of terminal guidance and less efficient.Alternatively, when eventually
Hold accessed internet network connection state it is unstable when, user can also manually will navigation pattern from online navigate pattern
It is switched to offline navigation pattern, but can cause to operate more complex problem during switching navigation pattern in this way.At present
Not yet provide a kind of convenience and reliable navigation mode-switching method.
The embodiment of the present application provides a kind of navigation mode-switching method, device, terminal and storage medium, above-mentioned to solve
Problem present in the relevant technologies.In technical solution provided by the present application, by after opening navigation feature, with the mould that navigates online
Formula is navigated, and network signal intensity is detected in navigation procedure, when network signal intensity be less than predetermined strength threshold value, and continue
When duration reaches preset duration threshold value, by the navigation pattern of terminal from online pattern switching of navigating for offline navigation pattern；So that
On the one hand, terminal automatically can switch over navigation pattern according to the network signal intensity detected, avoid related skill
In art when network connection state is unstable user's manual switching navigation pattern and lead to cumbersome problem, simplify user
Operation；On the other hand, terminal can be less than predetermined strength threshold value in network signal intensity and duration is more than preset duration
The pattern switching that will navigate when threshold value is offline navigation pattern, is avoided in network connection state shakiness timing terminal still in online
The case where navigation pattern, improves the accuracy and efficiency of terminal guidance.
Before the embodiment of the present application is explained, first the application scenarios of the embodiment of the present application are illustrated.
Fig. 1 shows the structural schematic diagram for the terminal that one exemplary embodiment of the application is provided.
Terminal 100 can be mobile phone, tablet computer, E-book reader, multimedia player, portable calculating on knee
The electronic equipments such as machine, automatic navigator, intelligent spire lamella equipment.
Optionally, terminal 100 is to be equipped with the electronic equipment of navigation application.Optionally, which advises with path
Draw, recommend and navigation at least one of function.For example, being equipped with the digital map navigation class application with navigation feature in terminal 100
Program.
Optionally, terminal 100 is the electronic equipment for having linking Internet function.By WiFi access functions, work as terminal
There are when internet in target area residing for 100, terminal 100 can access internet and carry out internet access.Schematically,
The internet is mobile network or Wireless Fidelity (WIreless-Fidelity, WiFi) network.
Optionally, which includes：Processor 120 and memory 140.
Processor 120 may include one or more processing core.Processor 120 utilizes various interfaces and connection
Various pieces in entire terminal 100, by running or executing the instruction being stored in memory 140, program, code set or refer to
Collection is enabled, and calls the data being stored in memory 140, executes the various functions and processing data of terminal 100.Optionally,
Digital Signal Processing (Digital Signal Processing, DSP), field programmable gate array may be used in processor 120
(Field-Programmable Gate Array, FPGA), programmable logic array (Programmable Logic
Array, PLA) at least one of example, in hardware realize.Processor 120 can integrating central processor (Central
Processing Unit, CPU), in image processor (Graphics Processing Unit, GPU) and modem etc.
One or more of combinations.Wherein, the main processing operation systems of CPU, user interface and application program etc.；GPU is for being responsible for
The rendering and drafting of content to be shown needed for display screen 160；Modem is wirelessly communicated for handling.It is appreciated that
It is that above-mentioned modem can not also be integrated into processor 120, be realized separately through chip piece.
Memory 140 may include random access memory (Random Access Memory, RAM), can also include read-only
Memory (Read-Only Memory).Optionally, which includes non-transient computer-readable medium (non-
transitory computer-readable storage medium).Memory 140 can be used for store instruction, program, generation
Code, code set or instruction set.Memory 140 may include storing program area and storage data field, wherein storing program area can store
Instruction for realizing operating system, the instruction at least one function (such as touch function, sound-playing function, image
Playing function etc.), for realizing the instruction etc. of following each embodiments of the method；It is real that storage data field can store following each method
Apply the data etc. arrived involved in example.
In order to ensure the efficiency of terminal guidance, the embodiment of the present application provides a kind of navigation mode-switching method, device, end
End and storage medium.In the following, being illustrated using schematical embodiment.
Referring to FIG. 2, the flow of the navigation mode-switching method provided it illustrates one exemplary embodiment of the application
Figure.The present embodiment is with the navigation mode-switching method applied to illustrating in terminal shown in figure 1.The navigation pattern is cut
The method of changing includes：
Step 201, it after opening navigation feature, is navigated with the pattern of navigating online.
Terminal is navigated, i.e., from server after starting navigation feature with the online navigation pattern of default setting
Networking navigation data is obtained, is navigated according to the networking navigation data got.
Step 202, network signal intensity is detected in navigation procedure, network signal intensity is used to indicate what terminal was accessed
The signal quality of network signal.
In navigation procedure, server is according to default detection frequency or detects network signal intensity in real time.
The default detection frequency is terminal default setting or User Defined setting.The embodiment of the present application pair
This is not limited.
Wherein, the signal strength for the network signal that network signal intensity is accessed by terminal, is used to indicate network signal
Signal quality.Signal strength and signal quality correlation, i.e. signal strength is bigger, then signal quality is better；Signal is strong
Spend smaller, then signal quality is poorer.
Optionally, the unit of signal strength is " dBm (dBm) ".
Step 203, when network signal intensity is less than predetermined strength threshold value, and duration reaches preset duration threshold value,
By the navigation pattern of terminal from online pattern switching of navigating for offline navigation pattern.
Terminal obtains the duration that network signal intensity is less than predetermined strength threshold value, when duration reaches preset duration
When threshold value, by the navigation pattern of terminal from online pattern switching of navigating for offline navigation pattern.Wherein, duration is believed for network
Number intensity continuous is less than the period of predetermined strength threshold value.
Predetermined strength threshold value is terminal default setting or User Defined setting.The embodiment of the present application is to this
It is not limited.
It should be noted that terminal obtains the mode that network signal intensity is less than the duration of predetermined strength threshold value, it can
With reference to the correlative detail in following example, do not introduce first herein.
Terminal judges whether the duration got is more than preset duration threshold value, if duration is more than preset duration threshold
The navigation pattern switching of terminal is then offline navigation pattern by value；If duration is less than or equal to preset duration threshold value,
Keep the Present navigation pattern of terminal constant, i.e., terminal is still navigated using online navigation pattern.
Preset duration threshold value is the setting of terminal default setting User Defined or terminal according to end
Determined by the area identification of target area where end.The embodiment of the present application is not limited this.It should be noted that terminal
Determine that the mode of preset duration threshold value can refer to the correlation in following example according to the area identification of target area where terminal
Details is not introduced first herein.
In conclusion the embodiment of the present application is being led by after opening navigation feature, being navigated with the pattern of navigating online
Network signal intensity is detected during boat, when network signal intensity is less than predetermined strength threshold value, and duration reaches default
When long threshold value, by the navigation pattern of terminal from online pattern switching of navigating for offline navigation pattern；It enables the terminal in network
It is offline navigation that signal strength, which is less than navigation pattern switching when predetermined strength threshold value and duration are more than preset duration threshold value,
Pattern avoids the case where network connection state shakiness timing terminal is still in online navigation pattern, improves terminal guidance
Accuracy and efficiency.
The embodiment of the present application also automatically switches over navigation pattern according to the network signal intensity detected by terminal,
Avoid in the related technology when network connection state is unstable user's manual switching navigation pattern and lead to cumbersome ask
Topic, simplifies user's operation.
Optionally, terminal works as network signal intensity and is less than predetermined strength threshold value, and duration reaches preset duration threshold value
When, by the navigation pattern of terminal from online pattern switching of navigating for offline navigation pattern, including but not limited to following two possibility
Realization method：
In one possible implementation, above-mentioned steps 203 can be implemented as the following steps, such as Fig. 3 by replacement
It is shown：
Step 301, whether detection network signal intensity is less than predetermined strength threshold value in real time.
Terminal acquires network signal intensity in real time, and detects whether network signal intensity is less than predetermined strength threshold value.If inspection
The network signal intensity measured is less than predetermined strength threshold value, thens follow the steps 302；If network signal intensity is greater than or equal to predetermined
Intensity threshold then continues to execute step 301.
Step 302, when the first network signal strength detected is less than predetermined strength threshold value, start timer and counted
When.
Optionally, if the first network signal strength that terminal detects at the first moment is less than predetermined strength threshold value,
First moment starts timer and carries out timing.
Step 303, after starting timer and carrying out timing, the numerical value obtained when timer is equal to preset duration threshold
When value, determine that duration reaches preset duration threshold value.
Optionally, terminal judges the network signal intensity or meter that detect in real time after starting timer and carrying out timing
When the obtained numerical value of device timing whether meet preset condition, if meeting preset condition, the numerical value obtained when by timer is true
It is set to duration.
Wherein, the numerical value obtained when preset condition includes timer is equal to preset duration threshold value.
Optionally, terminal is after starting timer and carrying out timing, in network signal intensity continuously less than predetermined strength threshold
In a period of value, timer is continually scanned for, when the numerical value obtained when timer is equal to preset duration threshold value, then by timer
The numerical value that timing obtains is determined as duration, that is, determines that duration reaches preset duration threshold value.The present embodiment is to presetting item
The set-up mode of part is not limited.
Step 304, it is offline navigation pattern from online navigation pattern switching.
Terminal is from online navigation pattern switching after determining that duration reaches preset duration threshold value, by navigation pattern
Offline navigation pattern.Navigation pattern can refer to following reality by terminal from the process that online navigation pattern switching is offline navigation pattern
The correlative detail in example is applied, is not introduced first herein.
In alternatively possible realization method, above-mentioned steps 203 can be implemented as the following steps by replacement, such as scheme
Shown in 4：
Step 401, whether detection network signal intensity is less than predetermined strength threshold value in real time.
Terminal acquires network signal intensity in real time, and detects whether network signal intensity is less than predetermined strength threshold value.If inspection
The network signal intensity measured is less than predetermined strength threshold value, thens follow the steps 402；If network signal intensity is greater than or equal to predetermined
Intensity threshold then continues to execute step 401.
Step 402, when network signal intensity is less than predetermined strength threshold value, start timer.
When the network signal intensity that terminal detects is less than predetermined strength threshold value, starts timer and start timing.
Optionally, timer is provided with the timer of timing length, which is preset duration threshold value.
Step 403, when timer terminates, and network signal intensity is respectively less than predetermined strength in the timing process of timer
When threshold value, determine that duration reaches preset duration threshold value.
Terminal judges whether collected network signal intensity is respectively less than predetermined strength threshold in the timing length of timer
Value, if collected network signal intensity is respectively less than predetermined strength threshold value, the default timing length of timer is determined as holding
Continuous duration determines that duration reaches preset duration threshold value.
Step 404, it is offline navigation pattern from online navigation pattern switching.
Terminal is from online navigation pattern switching after determining that duration reaches preset duration threshold value, by navigation pattern
Offline navigation pattern.Navigation pattern can refer to following reality by terminal from the process that online navigation pattern switching is offline navigation pattern
The correlative detail in example is applied, is not introduced first herein.
In conclusion the embodiment of the present application also determines that network signal intensity is less than in advance by starting timer or timer
Whether the duration for determining intensity threshold reaches preset duration threshold value, switches navigation mould so as to avoid only shorter duration
The case where formula, and then avoid the frequent switching of navigation pattern.
Referring to FIG. 5, the flow of the navigation mode-switching method provided it illustrates one exemplary embodiment of the application
Figure.The present embodiment is with the navigation mode-switching method applied to illustrating in terminal shown in figure 1.The navigation pattern is cut
The method of changing includes：
Step 501, it after opening navigation feature, is navigated with the pattern of navigating online.
Optionally, it when terminal detects the first trigger action corresponding to the first default entrance, is grasped according to the first triggering
Make startup navigation feature.
Wherein, the first default entrance is the entrance provided in the main interface of navigation application, alternatively, being that navigation application is corresponding
The entrance that suspended window is shown after deployment.First default entrance is the operable control for starting navigation feature.Schematically,
The type of first default entrance includes at least one of button, controllable entry, sliding block.The present embodiment pair first preset into
The position and type of mouth are not limited.
First trigger action is the user's operation for triggering the corresponding navigation feature of the first default entrance of startup.Schematically
, the first trigger action includes the group of any one or more in clicking operation, slide, pressing operation, long press operation
It closes.
Optionally, the first trigger action further includes other possible realization methods.In one possible implementation,
One trigger action is realized with speech form.For example, user is in the terminal with the corresponding language of the first default entrance of speech form input
Sound signal after terminal gets voice signal, carries out parsing to the voice signal and obtains voice content, when being deposited in voice content
In the keyword that the presupposed information with the first default entrance matches, i.e., terminal determines that the first default entrance is triggered, and opens
Dynamic navigation feature.
Step 502, network signal intensity is detected in navigation procedure, network signal intensity is used to indicate what terminal was accessed
The signal quality of network signal.
Terminal detects according to default detection frequency or in real time network signal intensity after starting navigation feature.
Step 503, the duration that network signal intensity is less than predetermined strength threshold value is obtained.
Terminal obtain network signal intensity be less than predetermined strength threshold value duration, it is including but not limited to following two can
The realization method of energy：
One is obtain the duration that network signal intensity is less than predetermined strength threshold value using timer；
Another kind is to obtain the duration that network signal intensity is less than predetermined strength threshold value using timer.
Correlative detail can refer to the associated description in above-described embodiment, and details are not described herein.
Step 504, judge whether duration is more than preset duration threshold value.
Optionally, if terminal judges that duration is more than preset duration threshold value, 505 are thened follow the steps；If terminal judges
Go out duration and be less than or equal to preset duration threshold value, then keeps the Present navigation pattern of terminal constant.
Optionally, terminal is when judging that whether network signal intensity is less than the duration of predetermined strength threshold value more than presetting
Before long threshold value, further include：Terminal obtains preset duration threshold value.
It is different to the influence degree of network signal intensity due to different area types.Therefore, terminal can be according to difference
Area type determine different preset duration threshold values.Optionally, terminal obtains preset duration threshold value, including：Obtain target area
The area type in domain obtains preset duration threshold value corresponding with area type according to the second default correspondence.
Wherein, target area is the region that terminal is currently located；For example, A1 area of the terminal in the cities A.
Optionally, the dividing mode of area type includes but not limited to following several possible dividing modes：
In a kind of possible dividing mode, area type includes room area and outdoor area both types.
In alternatively possible dividing mode, area type includes underground parking, elevator, mansion, open deck etc.
Deng.The present embodiment is not limited the division numbers and type of area type.
The second default correspondence is previously stored in terminal, when the second default correspondence includes area type and is default
Correspondence between long threshold value.In a schematical example, the second default correspondence is as shown in Figure 6.Wherein, region
When type is " underground parking ", corresponding preset duration threshold value is " 8 " minute；It is corresponding when area type is " open deck "
Preset duration threshold value be " 1 " minute；When area type is " elevator ", corresponding preset duration threshold value is " 5 " minute.
Step 505, when duration is more than preset duration threshold value, the area identification of target area, target area are obtained
The region being currently located for terminal.
Optionally, when duration is more than preset duration threshold value, terminal obtains the area identification of target area.Wherein,
Area identification is used for unique mark target area in multiple regions.For example, for indicating the mesh when area identification is " A1 "
Mark the areas A1 that region is the cities A.
Optionally, after duration is more than scheduled duration threshold value, terminal stops timer, and timer is carried out clearly
Zero.
Step 506, offline navigation data corresponding with area identification whether there is according to the first default correspondence inquiry.
The first default correspondence is previously stored in terminal, the first default correspondence include area identification with it is offline
Correspondence between navigation data.
In a schematical example, the first default correspondence is as shown in Figure 7.Wherein, when area identification is " A1 ",
Corresponding offline navigation data is " offline navigation data 1 "；Area identification be " A2 " when, corresponding offline navigation data be " from
Line navigation data 2 "；When area identification is " A3 ", corresponding offline navigation data is " offline navigation data 3 ".
Terminal whether there is offline navigation data corresponding with area identification according to the first default correspondence inquiry, if looking into
It askes in the presence of offline navigation data corresponding with area identification, thens follow the steps 507；If not inquiring corresponding with area identification
Offline navigation data, then keep the Present navigation pattern of terminal constant.
It step 507, will when inquiring offline navigation data corresponding with area identification according to the first default correspondence
The navigation pattern switching of terminal is offline navigation pattern.
Terminal is after inquiring offline navigation data corresponding with area identification, by the navigation pattern of terminal from leading online
Model plane formula is switched to offline navigation pattern.
Step 508, it according to offline navigation data, is navigated with the pattern of navigating offline.
Terminal is navigated according to offline navigation data corresponding with area identification is inquired with the pattern of navigating offline.
It should be noted that terminal needs to obtain the area type of target area when terminal obtains preset duration threshold value,
In one possible implementation, the area type of terminal acquisition target area includes：The environmental data of target area is obtained,
Environmental data includes environmental audio data and/or ambient image data；Territorial classification model is obtained, territorial classification model is used for table
Show the territorial classification rule being trained based on sample environment data；According to environmental data, using territorial classification model meter
Calculation obtains the area type of target area.
Optionally, terminal will be collected by the m kind voice signals of scene residing for the real-time acquisition terminal of the first acquisition component
M kind voice signals be determined as environmental audio data, m is positive integer.For example, the first acquisition component is Application on Voiceprint Recognition sensor.
Optionally, by n image of scene residing for the real-time acquisition terminal of the second acquisition component, collected n is schemed
As being determined as ambient image data, n is positive integer.For example, the second acquisition component is video camera.
Wherein, territorial classification model is a kind of mathematics for determining the area type of target area according to the input data
Model.
Optionally, territorial classification model includes but not limited to：Deep neural network (Deep Neural Network, DNN)
Model, Recognition with Recurrent Neural Network (Recurrent Neural Networks, RNN) model, insertion (embedding) model, gradient
Promote decision tree (Gradient Boosting Decision Tree, GBDT) model, logistic regression (Logistic
At least one of Regression, LR) model.
Optionally, the area type of target area is calculated using territorial classification model according to environmental data for terminal, packet
It includes：The extraction environment feature from environmental data, environmental characteristic include audio frequency characteristics and/or characteristics of image；Environmental characteristic is inputted
Into territorial classification model, the area type of target area is calculated；Wherein, territorial classification model is according at least one set of sample
Notebook data group is trained, and every group of sample data group includes：Sample environment data and the correct area type marked in advance.
Optionally, feature vector is calculated using feature extraction algorithm according to collected environmental data in terminal, will count
Obtained feature vector is determined as environmental characteristic.Schematically, the collected environmental data of terminal-pair carries out pretreatment and spy
Sign extraction, then the data after feature extraction are determined as feature vector.
Pretreatment is to handle the collected environmental data of acquisition component, obtains the sample of semi-structured data form
The process of environmental characteristic.Wherein, pretreatment includes Information Compression, noise reduction and data normalization.Feature extraction is from pre-
Partial Feature is extracted in treated environmental characteristic, and Partial Feature is converted to the process of structural data.
It should be noted that before terminal obtains territorial classification model, terminal needs to instruct territorial classification model
Practice.Optionally, the training process of territorial classification model includes：Training sample set is obtained, training sample set includes at least one set of sample
Notebook data group；According at least one set of sample data group, initial parameter model is trained using error backpropagation algorithm, is obtained
To territorial classification model.
Wherein, every group of sample data group includes：Sample environment data and the correct area type marked in advance.
Terminal instructs initial parameter model according at least one set of sample data group, using error backpropagation algorithm
Practice, obtains territorial classification model, including but not limited to following steps：
1, for every group of sample data group at least one set of sample data group, from sample environment extracting data sample ring
Border feature.
Feature vector is calculated according to sample environment data, using feature extraction algorithm in terminal, the spy that will be calculated
Sign vector is determined as sample environment feature.
Optionally, feature vector is calculated using feature extraction algorithm according to sample environment data in terminal, including：It is right
Collected sample environment data carry out pretreatment and feature extraction, then by after feature extraction data determination be characterized to
Amount.
2, sample environment feature is inputted into initial parameter model, obtains training result.
Optionally, initial parameter model be according to Establishment of Neural Model, such as：Initial parameter model is basis
DNN models or RNN model foundations.
Schematically, for every group of sample data group, terminal creates the corresponding inputoutput pair of this group of sample data group, defeated
The input parameter for entering output pair is the sample environment feature in this group of sample data group, and output parameter is in this group of sample data group
Correct area type；Input parameter input prediction model is obtained training result by terminal.
For example, sample data group includes sample environment feature A and correct area type " area type 1 ", what terminal created
Inputoutput pair is：(sample environment feature A)->(area type 1)；Wherein, (sample environment feature A) is input parameter, (area
Field type 1) it is output parameter.
Optionally, inputoutput pair is indicated by feature vector.
3, training result is compared with correct area type, obtains counting loss, counting loss is used to indicate training
As a result the error between correct area type.
Optionally, counting loss is indicated by cross entropy (cross-entropy),
Optionally, counting loss H (p, q) is calculated by following formula in terminal：
Wherein, p (x) and q (x) is the discrete distribution vector of equal length, and p (x) indicates training result；Q (x) is indicated
Output parameter；X is a vector in training result or output parameter.
3, according at least one set of corresponding counting loss of sample data group, trained using error backpropagation algorithm
To territorial classification model.
Optionally, terminal determines the gradient direction of territorial classification model by back-propagation algorithm according to counting loss, from
The output layer of the territorial classification model successively model parameter in update area disaggregated model forward.
Optionally, the environmental audio data and area type of target area are added to training sample set by terminal, are obtained more
Training sample set after new, is trained according to updated training sample set pair territorial classification model, obtains updated area
Domain disaggregated model.
Wherein, it is trained according to updated training sample set pair territorial classification model, obtains updated region point
The process of class model can analogy refer to above-mentioned zone disaggregated model training process, details are not described herein.
In conclusion the embodiment of the present application also by obtaining the area identification of target area, is corresponded to when being preset according to first
It is offline navigation pattern by the navigation pattern switching of terminal when relational query is to offline navigation data corresponding with area identification；
So that first determining whether there is corresponding offline navigation data before switching navigation pattern, avoid after pattern switching of navigating
The case where terminal can not inquire corresponding offline navigation data and lead to not navigation so that navigation scheme control more intelligence
Energy.
Following is the application device embodiment, can be used for executing the application embodiment of the method.It is real for the application device
Undisclosed details in example is applied, the application embodiment of the method is please referred to.
Referring to FIG. 8, the structural schematic diagram of the information push-delivery apparatus provided it illustrates the application one embodiment.The letter
Ceasing pusher can be by special hardware circuit, alternatively, the whole or one of software and hardware being implemented in combination with as the terminal in Fig. 1
Part, the information push-delivery apparatus include：Navigation module 810, detection module 820 and handover module 830.
Navigation module 810, for after opening navigation feature, being navigated with the pattern of navigating online；
Detection module 820, for detecting network signal intensity in navigation procedure, network signal intensity is used to indicate terminal
The signal quality of the network signal accessed；
Handover module 830, for being less than predetermined strength threshold value when network signal intensity, and duration reaches preset duration
When threshold value, by the navigation pattern of terminal from online pattern switching of navigating for offline navigation pattern.
Optionally, handover module 830, including：First start unit, the first determination unit and switch unit.
First start unit, for when the network signal intensity detected is less than predetermined strength threshold value, starting timer
Carry out timing；
First determination unit, for after starting timer and carrying out timing, the numerical value obtained when timer to be equal to
When preset duration threshold value, determine that duration reaches preset duration threshold value；
Switch unit, for being offline navigation pattern from online navigation pattern switching.
Optionally, handover module 830, including：Second start unit, the second determination unit and switch unit.
Second start unit, for when the network signal intensity detected is less than predetermined strength threshold value, starting timer,
The timing length of timer is preset duration threshold value；
Second determination unit terminates for working as timer, and network signal intensity is small in the timing process of timer
When predetermined strength threshold value, determine that duration reaches preset duration threshold value；
Switch unit, for being offline navigation pattern from online navigation pattern switching.
Optionally, switch unit is additionally operable to obtain the area identification of target area, and target area is what terminal was currently located
Region；According to the first default correspondence, offline navigation data corresponding with area identification, the first default correspondence are inquired
Including the correspondence between area identification and offline navigation data；According to offline navigation data, to navigate offline, pattern carries out
Navigation.
Optionally, which further includes：First acquisition module and the second acquisition module.
First acquisition module, the area type for obtaining target area, target area are the region that terminal is currently located；
Second acquisition module, for obtaining preset duration threshold corresponding with area type according to the second default correspondence
Value, the second default correspondence includes the correspondence between area type and preset duration threshold value.
Optionally, the first acquisition module, including：First acquisition unit, second acquisition unit and computing unit.
First acquisition unit, the environmental data for obtaining target area, environmental data include environmental audio data and/or
Ambient image data；
Second acquisition unit, for obtaining territorial classification model, territorial classification model is based on sample environment number for indicating
According to the territorial classification rule being trained；
Computing unit, for according to environmental data, the area type of target area to be calculated using territorial classification model.
Optionally, computing unit, is additionally operable to the extraction environment feature from environmental data, and environmental characteristic includes audio frequency characteristics
And/or characteristics of image；Environmental characteristic is input in territorial classification model, the area type of target area is calculated；
Wherein, territorial classification model trains to obtain according at least one set of sample data group, every group of sample data group packet
It includes：Sample environment data and the correct area type marked in advance.
Optionally, second acquisition unit is additionally operable to obtain training sample set, and training sample set includes at least one set of sample number
According to group, every group of sample data group includes：Sample environment data and the correct area type marked in advance；According at least one set of sample
Data group is trained initial parameter model using error backpropagation algorithm, obtains territorial classification model.
Correlative detail is in combination with referring to figs. 2 to embodiment of the method shown in Fig. 7.Wherein, navigation module 810 is additionally operable to realize
Any other implicit or disclosed and relevant function of navigation step in above method embodiment；Detection module 820 is additionally operable to reality
Any other implicit or disclosed and relevant function of detecting step in existing above method embodiment；Handover module 830 is additionally operable to
Realize any other implicit or disclosed and relevant function of switch step in above method embodiment.
It should be noted that the device that above-described embodiment provides, when realizing its function, only with above-mentioned each function module
It divides and for example, in practical application, can be completed as needed and by above-mentioned function distribution by different function modules,
The internal structure of equipment is divided into different function modules, to complete all or part of the functions described above.In addition,
The apparatus and method embodiment that above-described embodiment provides belongs to same design, and specific implementation process refers to embodiment of the method, this
In repeat no more.
The application also provides a kind of computer-readable medium, is stored thereon with program instruction, and program instruction is held by processor
The navigation mode-switching method that above-mentioned each embodiment of the method provides is realized when row.
Present invention also provides a kind of computer program products including instruction, when run on a computer so that
Computer executes the navigation mode-switching method described in above-mentioned each embodiment.
Above-mentioned the embodiment of the present application serial number is for illustration only, can not represent the quality of embodiment.
One of ordinary skill in the art will appreciate that whole or portion in the navigation mode-switching method of realization above-described embodiment
It can be completed step by step by hardware, relevant hardware can also be instructed to complete by program, the program can deposit
It is stored in a kind of computer readable storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely the preferred embodiments of the application, not to limit the application, within the spirit and principles of this application,
Any modification, equivalent replacement, improvement and so on should be included within the protection domain of the application.
Claims (11)
1. a kind of navigation mode-switching method, which is characterized in that the method includes：
After opening navigation feature, navigated with the pattern of navigating online；
Network signal intensity, the network signal that the terminal that the network signal intensity is used to indicate is accessed are detected in navigation procedure
Signal quality；
When the network signal intensity is less than predetermined strength threshold value, and duration reaches preset duration threshold value, by the end
The navigation pattern at end from the online navigation pattern switching be offline navigation pattern.
2. according to the method described in claim 1, it is characterized in that, described when the network signal intensity is less than predetermined strength threshold
Value, and when duration reaches preset duration threshold value, be from the online navigation pattern switching by the navigation pattern of the terminal
Offline navigation pattern, including：
When the network signal intensity detected is less than the predetermined strength threshold value, starts timer and carry out timing；
After starting the timer and carrying out timing, the numerical value obtained when the timer is equal to the preset duration threshold
When value, determine that the duration reaches the preset duration threshold value；
It is the offline navigation pattern from the online navigation pattern switching.
3. according to the method described in claim 1, it is characterized in that, described when the network signal intensity is less than predetermined strength threshold
Value, and when duration reaches preset duration threshold value, be from the online navigation pattern switching by the navigation pattern of the terminal
Offline navigation pattern, including：
When the network signal intensity detected is less than the predetermined strength threshold value, start timer, the timer
Timing length is the preset duration threshold value；
When the timer terminates, and the network signal intensity described in the timing process of the timer be respectively less than it is described predetermined
When intensity threshold, determine that the duration reaches the preset duration threshold value；
It is the offline navigation pattern from the online navigation pattern switching.
4. according to the method in claim 2 or 3, which is characterized in that it is described from the online navigation pattern switching be described
Offline navigation pattern, including：
The area identification of target area is obtained, the target area is the region that the terminal is currently located；
According to the first default correspondence, the offline navigation data corresponding with the area identification is inquired, described first
Default correspondence includes the correspondence between the area identification and the offline navigation data；
According to the offline navigation data, navigated with the offline navigation pattern.
5. method according to any one of claims 1 to 4, which is characterized in that described when the network signal intensity is less than in advance
Intensity threshold is determined, and when duration reaches preset duration threshold value, by the navigation pattern of the terminal from the online navigation mould
Formula is switched to before offline navigation pattern, further includes：
The area type of target area is obtained, the target area is the region that terminal is currently located；
Preset duration threshold value corresponding with the area type, the described second default correspondence are obtained according to the second default correspondence
Relationship includes the correspondence between the area type and the preset duration threshold value.
6. according to the method described in claim 5, it is characterized in that, it is described obtain target area area type, including：
The environmental data of the target area is obtained, the environmental data includes environmental audio data and/or ambient image data；
Obtain territorial classification model, the area that the territorial classification model is used to indicate to be trained based on sample environment data
Domain classification rule；
According to the environmental data, the area type of the target area is calculated using the territorial classification model.
7. according to the method described in claim 6, it is characterized in that, described according to the environmental data, using the region point
The area type of target area is calculated in class model, including：
The extraction environment feature from the environmental data, the environmental characteristic include audio frequency characteristics and/or characteristics of image；
The environmental characteristic is input in the territorial classification model, the area type of the target area is calculated；
Wherein, the territorial classification model trains to obtain according at least one set of sample data group, sample data described in every group
Group includes：Sample environment data and the correct area type marked in advance.
8. method according to claim 6, which is characterized in that the acquisition territorial classification model, including：
Training sample set is obtained, training sample set includes at least one set of sample data group, sample data group packet described in every group
It includes：Sample environment data and the correct area type marked in advance；
According at least one set of sample data group, initial parameter model is trained using error backpropagation algorithm, is obtained
To the territorial classification model.
9. a kind of navigation mode-changeover device, which is characterized in that described device includes：
Navigation module, for after opening navigation feature, being navigated with the pattern of navigating online；
Detection module, for detecting network signal intensity in navigation procedure, the network signal intensity is used to indicate terminal institute
The signal quality of the network signal of access；
Handover module, for being less than predetermined strength threshold value when the network signal intensity, and duration reaches preset duration threshold
When value, by the navigation pattern of the terminal from the online navigation pattern switching be offline navigation pattern.
10. a kind of terminal, which is characterized in that the terminal includes processor, the memory that is connected with the processor, Yi Jicun
The program instruction on the memory is stored up, the processor is realized when executing described program instruction as claim 1 to 8 is any
The navigation mode-switching method.
11. a kind of computer readable storage medium, which is characterized in that be stored thereon with program instruction, described program instruction is located
Reason device realizes navigation mode-switching method as described in any of the claims 1 to 8 when executing.
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