CN110118565A - Navigation terminal, navigation map data online editing method and automatic driving vehicle - Google Patents
Navigation terminal, navigation map data online editing method and automatic driving vehicle Download PDFInfo
- Publication number
- CN110118565A CN110118565A CN201810110230.1A CN201810110230A CN110118565A CN 110118565 A CN110118565 A CN 110118565A CN 201810110230 A CN201810110230 A CN 201810110230A CN 110118565 A CN110118565 A CN 110118565A
- Authority
- CN
- China
- Prior art keywords
- real
- navigation
- time
- map data
- user
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G01C21/34—Route searching; Route guidance
Abstract
This application involves a kind of navigation terminal and its navigation map data online editing method and automatic driving vehicles, the navigation map data online editing method includes: to navigate when driving along navigation routine, and the real-time routes of real-time judge current driving whether there is in navigation map data；If the real-time routes of current driving are not present in navigation map data, the map datum of the real-time routes is obtained；The map datum of the real-time routes is saved in navigation map data, the customized navigation routine that online updating editing navigation map datum is planned automatically when can be used for navigating to be formed next time, when user navigates next time, the customized navigation routine is prompted to user.The application can carry out the online updating of navigation map data according to the real-time routes map datum of user's real time running well, can be carried out automatically updating navigation according to newly-increased route, be no longer dependent on system and uniformly update map datum, be allowed to more convenient user.
Description
Technical field
This application involves navigation system technical fields, and in particular to a kind of navigation map data online editing method, one kind
Navigation terminal and a kind of automatic driving vehicle.
Background technique
Global positioning system (GlobalPositioningSystem, abbreviation GPS) is the U.S. since the 1970s
It develops, was built up comprehensively in 1994, there is the satellite of new generation in sea, land and sky comprehensive real-time three-dimensional navigation and stationkeeping ability
Navigation and positioning system.GPS system cannot be only used for measurement, navigation, it may also be used for when testing the speed, surveying.By GPS receiver to defend
Star signal is accurately positioned, and can learn the information such as travel route, position, speed, the height above sea level of vehicle.
GIS-Geographic Information System (GeographicalInformationSystem, abbreviation GIS) is from the end of the fifties and the sixties
Just start to occur, is the mankind in production practices activity, the software system gradually generated to describe geography information related to handling
System.It is handled the spatial data with geographical feature using computer as means, is served as theme with a spatial information, will
Various other associated spatial positional informations combine, and have the function of such as to acquire, manage, analyze and express data.
Secondly, the data of GIS processing all have direct or indirect relationship with geography information.Geography information is the property in relation to geographical entity
Matter, feature, the characterization of motion state and all useful knowledge, and geodata is then relationship between various geographical features and phenomenon
Symbolic Representation.
In recent years, GPS technology is other than applying in traditional vehicle-mounted antitheft counter raid device, in conjunction with generalized information system, vehicle-mounted leads
The application of boat instrument is also increasingly extensive.With the development of the automobile industry and automotive electronics market graduallys mature, and vehicle mounted guidance produces
Product have begun to take shape.In American-European and Japan, such automatic navigator use is commonplace, and current country's GPS auto navigation produces
Product also have the market trend of sharp increase.
Increasing with city vehicle, traffic congestion has become serious problem, and social concerns degree is very high, influences
Greatly.It is various that especially current Old City changes renewal item, and small towns exploration project is maked rapid progress, and many road conditions can not real-time update.
And existing navigation system, it is all built upon on existing map datum, map datum general half a year updates once, and is directed to
It often has new road in reality to build up, but the map datum in navigation system leads to navigation system but without this road
Calculated navigation routine can not walk newly-built road, cause user is unnecessary to detour, and bring very big puzzlement to user.
Therefore, it is urgent to provide a kind of new air navigation aids for the art.
Summary of the invention
The purpose of the application is, provide a kind of navigation terminal and its navigation map data online editing method and nobody
Vehicle is driven, can solve above-mentioned technical problem, can be on the basis of any route be not present in former navigation map data, root
It carries out automatically updating navigation according to newly-increased route, is no longer dependent on system and uniformly updates map datum, be allowed to more convenient user, change
Kind user experience.
In order to solve the above technical problems, the application provides a kind of navigation map data online editing method, the navigation ground
Diagram data online editing method includes:
It navigates when driving along navigation routine, the real-time routes of real-time judge current driving whether there is in navigation map number
In；
If the real-time routes of current driving are not present in navigation map data, the map of the real-time routes is obtained
Data；
The map datum of the real-time routes is saved in navigation map data, online updating editing navigation map datum
The customized navigation routine planned automatically when can be used for navigating to be formed next time, to incite somebody to action when user navigates next time
The customized navigation routine is prompted to user.
Wherein, the method also includes:
Judge whether in network connection state；
When determining in network connection state, the map datum of the real-time routes is saved in navigation map data
And Cloud Server is uploaded to after online updating editor, so that other navigation equipments use update.
Wherein, the real-time routes of the real-time judge current driving are with the presence or absence of the step in navigation map data, tool
Body includes:
The real-time routes of real-time judge current driving whether there is in navigation map data, and prompt the user whether to obtain
The map datum of current real-time routes, to execute the step of the map datum for obtaining the real-time routes when user confirms
Suddenly, wherein the real-time routes are newly open road.
Wherein, the real-time routes of the real-time judge current driving are with the presence or absence of the step in navigation map data, also
Include:
The map datum for obtaining the real-time routes of current driving in real time forms virtual routes according to the map datum, sentences
The virtual routes that break whether there is in navigation map data, if it does not exist, then determine that the real-time routes are newly open
Road.
Wherein, the map datum for prompting the user whether to obtain current real-time routes, specifically includes:
Interactive mode by more taking turns voice prompts the user whether to obtain the map datum of current real-time routes；
Or, judging whether user obtains the map datum of current real-time routes by way of detecting touch input.
Wherein, the interactive mode by more taking turns voice prompts the user whether to obtain the map number of current real-time routes
According to specifically including:
Obtain more wheel voice signals of user's input；
The intuitive intention of the user is identified according to more wheel voice signals.
Wherein, the intuitive intention that the user is identified according to more wheel voice signals, specifically includes:
Receive more wheel voice signals of input；
The voice characteristics information of more wheel voice signals is extracted in framing, generates more wheels according to voice characteristics information and acoustic model
The recognition result of voice signal；
According to recognition result and preset the mute detection algorithm Preliminary detection sound ends for taking turns voice signals out more；
Calculate the confidence information of more wheel voice signals；
The semantic information of the more wheel voice signals of parsing；
The corresponding speech analysis result of more wheel voice signals is obtained according to confidence information and semantic information；
The intuitive intention of the user is identified according to speech analysis result.
Wherein, the recognition result that more wheel voice signals are generated according to voice characteristics information and acoustic model, it is specific to wrap
It includes:
After generating voice characteristics information, take turns voice signal in each modeling list using every frame is calculated based on acoustic model more
Likelihood value in member obtains optimum state metastasis sequence and its corresponding word sequence by dynamic programming algorithm, and will be acquired
Optimum state metastasis sequence and its corresponding word sequence as recognition result.
In order to solve the above technical problems, the application also provides a kind of navigation terminal, the navigation terminal includes processor, institute
Processor is stated for executing program data, it is described the step of to realize any above-mentioned navigation map data online editing method
Navigation terminal is smart phone, smartwatch, vehicle-mounted computer or navigator.
In order to solve the above technical problems, the application also provides a kind of automatic driving vehicle, the automatic driving vehicle setting
There is navigation terminal, the navigation terminal includes processor, and the processor is any above-mentioned to realize for executing program data
The step of navigation map data online editing method.
The application navigation terminal and its navigation map data online editing method and automatic driving vehicle, along road of navigating
Line navigates when driving, and the real-time routes of real-time judge current driving whether there is in navigation map data, if current driving
The real-time routes are not present in navigation map data, obtain the map datum of the real-time routes, by the real-time routes
Map datum be saved in navigation map data, online updating editing navigation map datum can be used for navigating next time to be formed
The customized navigation routine that Shi Jinhang is planned automatically, when user navigates next time, the customized navigation routine to be prompted
To user, in this way, the application can be led according to the real-time routes map datum of user's real time running well
The online updating of boat map datum, and then generate customized navigation routine for users to use, and can be in former navigation map number
It according to there is no on the basis of any route, is carried out automatically updating navigation according to newly-increased route, it is unified more to be no longer dependent on system
New map datum is allowed to more convenient user, improves user experience.
Above description is only the general introduction of technical scheme, in order to better understand the technological means of the application,
And it can be implemented in accordance with the contents of the specification, and in order to allow the above and other objects, features and advantages of the application can
It is clearer and more comprehensible, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the flow diagram of the application navigation map data online editing method.
Fig. 2 is the module diagram of the application navigation terminal.
Specific embodiment
Further to illustrate that the application is the technical means and efficacy reaching predetermined application purpose and being taken, below in conjunction with
Attached drawing and preferred embodiment, to the navigation terminal and its navigation map data online editing method and nothing proposed according to the application
People drives specific embodiment, method, step, structure, feature and its effect of vehicle, and detailed description are as follows.
Aforementioned and other technology contents, feature and effect in relation to the application refer to the preferable reality of schema in following cooperation
Applying in the detailed description of example can clearly appear from.By the explanation of specific embodiment, when can be that reach predetermined mesh to the application
The technical means and efficacy taken be able to more deeply and it is specific understand, however institute's accompanying drawings are only to provide with reference to and say
It is bright to be used, not it is used to limit the application.
Referring to Fig. 1, Fig. 1 is the flow diagram of the application navigation map data online editing method, the navigation ground
Diagram data online editing method includes but is not limited to the following steps.
Step S101, along navigation routine navigation when driving, the real-time routes of real-time judge current driving whether there is in
In navigation map data.
In the present embodiment, the real-time routes of the real-time judge current driving whether there is in navigation map data
The step of, can specifically include: the real-time routes of real-time judge current driving whether there is in navigation map data, and prompt
Whether user obtains the map datum of current real-time routes, with when user confirms, obtain the map datums of the real-time routes,
Wherein, the real-time routes can be newly open road, may include bridge, Intra-cell road, the remote path in suburb, natural pond
Damp region security road etc..
By way of prompting the user whether to obtain the map datum of current real-time routes, present embodiment may be implemented with
The interaction of user improves interactive experience, avoids in the case where user does not make any instruction, system background automatically updates acquisition number
According to the case where even influencing system performance is lost in caused system load.
Step S102 is obtained described real-time if the real-time routes of current driving are not present in navigation map data
The map datum of route.
It should be noted that since real-time routes are there are timeliness, navigation ground is intuitively understood in order to facilitate user
Therefore the timing node that diagram data updates can save real-time routes and its corresponding timing node in S102, convenient
User is subsequent further to be checked, updates, for example, if the time of real-time routes is half a year before, may close in the recent period
It closes, then, user can choose whether actively to go to update newest road conditions etc. according to the length of time.
The map datum of the real-time routes is saved in navigation map data by step S103, and online updating editor leads
The customized navigation routine that boat map datum is planned automatically when can be used for navigating to be formed next time, with user next time
When navigation, the customized navigation routine is prompted to user.
It should be noted that in the present embodiment, the method can also include: to judge whether in network connection shape
State；When determining in network connection state, by the map datum of the real-time routes be saved in navigation map data and
Cloud Server is uploaded to after line more new edited, so that other navigation equipments use update.
Understandable to be, real-time routes can be shared with other users by present embodiment in this way, convenient
All users improve the competitiveness of product using operation；Furthermore, it is understood that if it is the emergency route in marsh region, then logical
Crossing this mode can be improved the personal safety as well as the property safety of other users, more practicability.
In the present embodiment, the real-time routes of the real-time judge current driving whether there is in navigation map data
The step of, it can specifically include, obtain the map datum of the real-time routes of current driving in real time, formed according to the map datum
Virtual routes judge that the virtual routes whether there is in navigation map data, if it does not exist, then determine the real-time routes
For newly open road.
It is noted that some possible road conditions can change again, but user may navigate to the reality again
When route for such situation in a preferred embodiment can also include: the real-time other users that obtain to the real-time road
The more new state of the map datum of line, judges whether the more new state of the map datum of the real-time routes indicates still effectively,
If no longer valid, determine that the real-time routes have been switched off, and then navigation map data is made further to update.By this
Mode, the application can be realized online intelligent updating road conditions, further facilitate user.
It, specifically can be with it should be strongly noted that the map datum for prompting the user whether to obtain current real-time routes
It include: the map datum for prompting the user whether to obtain current real-time routes by more taking turns the interactive mode of voice；Or, passing through detection
The mode of touch input judges whether user obtains the map datum of current real-time routes.
In other words, the application can realize the interactive experience between user more by way of taking turns voice, further
For, the interactive mode by more taking turns voice prompts the user whether to obtain the map datum of current real-time routes, specifically may be used
To include: the more wheel voice signals for obtaining user's input；The intuitive intention of the user is identified according to more wheel voice signals.
In the present embodiment, the intuitive intention that the user is identified according to more wheel voice signals, specifically may be used
To include following processes.
S21 receives more wheel voice signals of input；
S22, framing are extracted the voice characteristics information of more wheel voice signals, are generated according to voice characteristics information and acoustic model
The recognition result of more wheel voice signals；
S23 according to recognition result and presets the mute detection algorithm Preliminary detection sound ends for taking turns voice signals out more；
S24 calculates the confidence information of more wheel voice signals；
S25 parses the semantic information of more wheel voice signals；
S26 obtains the corresponding speech analysis result of more wheel voice signals according to confidence information and semantic information；
S27 identifies the intuitive intention of the user according to speech analysis result.
In the preferred embodiment, the S22 generates more wheel voice signals according to voice characteristics information and acoustic model
Recognition result can specifically include: after generating voice characteristics information, taking turns voice letter using every frame is calculated based on acoustic model more
Likelihood value number in each modeling unit, obtains optimum state metastasis sequence and its corresponding word order by dynamic programming algorithm
Column, and using obtained optimum state metastasis sequence and its corresponding word sequence as recognition result.
It is noted that the acoustic model is the sound based on neural network (DNN, Deep Neural Networks)
Model is learned, the voice characteristics information is identified using the acoustic model neural network based.
It should be noted that calculating the confidence informations of more wheel voice signals, can specifically include: according to recognition result,
The signal-to-noise ratio computation of the sound end of more wheel voice signals and more wheel voice signals takes turns the confidence information of voice signal more.
Furthermore, described according to recognition result, the letter of the sound end of more wheel voice signals and more wheel voice signals
It makes an uproar than the confidence information for calculating more wheel voice signals, can specifically include:
Based on recognition result, the acoustics posterior probability of each word between sound end is calculated, wherein calculate sound end
Between the formula of acoustics posterior probability of k-th of word include:
Wherein, P (X) is the acoustics posterior probability of k-th of word in more wheel voice signals, the word pair when p (m | x) is t frame
The likelihood value of modeling unit is answered,When for t frame the likelihood value of all modeling units and, T (X) is the duration of the word；
According to the acoustics posterior probability of each word between sound end and the corresponding confidence level of each word of signal-to-noise ratio computation
Information.
In the present embodiment, the acoustics posterior probability and signal-to-noise ratio computation according to each word between sound end
The corresponding confidence information of each word, can specifically include:
S31, acoustics posterior probability and signal-to-noise ratio based on current word calculate the confidence level CM (X) of current word, formula packet
It includes:
CM (X)=w*P (X)+(1-w) * SNR (X)
Wherein 0≤w≤1, w are weight coefficient；
S32, the formula for calculating the corresponding confidence level of more wheel voice signals include:
Wherein, t (x) indicates that the duration of n-th of word is long, and CM (x) indicates the confidence level of n-th of word；
S33 carries out read group total to the corresponding confidence level of each word, acquires the confidence level letter of more wheel voice signals
Breath.
Understandable to be, the application can be by two dimensions of confidence information and semantic information to more wheel voice signals
Determined, can effectively determine that whether resolved voice signals of taking turns are correct, revert statement is accurate when improving human-computer interaction more
Property, promote user experience.
Please refer to figure 2, and Fig. 2 is the module diagram of one embodiment of the application navigation terminal, in present embodiment
In, the navigation terminal includes processor 21, memory 22 and display 23, and the processor 21 is used to execute program data,
The step of navigation map data online editing method to realize above embodiment, the memory 22 can be used for storing journey
Ordinal number evidence, the display 23 is for being shown.Wherein, the navigation terminal can be smart phone, smartwatch, vehicle-mounted
Computer or navigator.
The processor 21 navigates when driving along navigation routine, and the real-time routes of real-time judge current driving whether there is
In navigation map data.
In the present embodiment, the real-time routes of the 21 real-time judge current driving of processor whether there is in navigation ground
Step in diagram data, can specifically include: the real-time routes of real-time judge current driving whether there is in navigation map data
In, and prompt the user whether to obtain the map datum of current real-time routes, with when user confirms, obtain the real-time routes
Map datum, wherein the real-time routes can be newly open road, may include that bridge, Intra-cell road, suburb are inclined
Out-of-the-way path, marsh region green route etc..
For the present embodiment by way of prompting the user whether to obtain the map datum of current real-time routes, present embodiment can
It is interacted with realizing with user, raising interactive experience is avoided in the case where user does not make any instruction, and system background is automatically more
The case where new acquisition data, caused system load, loss even influence system performance.
In the present embodiment, if the real-time routes of current driving are not present in navigation map data, the place
Reason device 21 obtains the map datum of the real-time routes.
It should be noted that since real-time routes are there are timeliness, navigation ground is intuitively understood in order to facilitate user
The timing node that diagram data updates, therefore, the processor 21 can protect real-time routes and its corresponding timing node
It deposits, facilitates user is subsequent further check, update, for example if the time of real-time routes is recent possibility before half a year
It has been switched off, then, user can choose whether actively to go to update newest road conditions etc. according to the length of time.
Then, the map datum of the real-time routes is saved in navigation map data by the processor 21, online more
The customized navigation routine that new edited navigation map data is planned automatically when can be used for navigating to be formed next time, with
Family is navigated next time when, the customized navigation routine is prompted to user.
It should be noted that in the present embodiment, the processor 21 can also determine whether in network connection shape
State；When determining in network connection state, the map datum of the real-time routes is saved in navigation by the processor 21
Cloud Server is uploaded to after map datum and online updating editor, so that other navigation equipments use update.
Understandable to be, real-time routes can be shared with other users by present embodiment in this way, convenient
All users improve the competitiveness of product using operation；Furthermore, it is understood that if it is the emergency route in marsh region, then logical
Crossing this mode can be improved the personal safety as well as the property safety of other users, more practicability.
In the present embodiment, the real-time routes of the 21 real-time judge current driving of processor whether there is in navigation ground
Step in diagram data, can specifically include, and the processor 21 obtains the map datum of the real-time routes of current driving in real time,
Virtual routes are formed according to the map datum, judge that the virtual routes whether there is in navigation map data, if not depositing
Then determining that the real-time routes are newly open road.
It is noted that some possible road conditions can change again, but user may navigate to the reality again
When route for such situation in a preferred embodiment can also include: the real-time other users that obtain to the real-time road
The more new state of the map datum of line, judges whether the more new state of the map datum of the real-time routes indicates still effectively,
If no longer valid, determine that the real-time routes have been switched off, and then navigation map data is made further to update.By this
Mode, the application can be realized online intelligent updating road conditions, further facilitate user.
It should be strongly noted that the processor 21 prompts the user whether to obtain the map datum of current real-time routes,
Can specifically include: the processor 21 prompts the user whether to obtain current real-time routes more by taking turns the interactive mode of voice
Map datum；Or, the processor 21 judges whether user obtains current real-time routes by way of detecting touch input
Map datum.
In other words, the application can realize the interactive experience between user more by way of taking turns voice, further
For, the interactive mode by more taking turns voice prompts the user whether to obtain the map datum of current real-time routes, specifically may be used
To include: the more wheel voice signals for obtaining user's input；The intuitive intention of the user is identified according to more wheel voice signals.
In the present embodiment, the processor 21 identifies the intuitive meaning of the user according to more wheel voice signals
Figure, can specifically include following processes.
S21 receives more wheel voice signals of input；
S22, framing are extracted the voice characteristics information of more wheel voice signals, are generated according to voice characteristics information and acoustic model
The recognition result of more wheel voice signals；
S23 according to recognition result and presets the mute detection algorithm Preliminary detection sound ends for taking turns voice signals out more；
S24 calculates the confidence information of more wheel voice signals；
S25 parses the semantic information of more wheel voice signals；
S26 obtains the corresponding speech analysis result of more wheel voice signals according to confidence information and semantic information；
S27 identifies the intuitive intention of the user according to speech analysis result.
In the preferred embodiment, the S22 generates more wheel voice signals according to voice characteristics information and acoustic model
Recognition result can specifically include: after generating voice characteristics information, taking turns voice letter using every frame is calculated based on acoustic model more
Likelihood value number in each modeling unit, obtains optimum state metastasis sequence and its corresponding word order by dynamic programming algorithm
Column, and using obtained optimum state metastasis sequence and its corresponding word sequence as recognition result.
It is noted that the acoustic model is acoustic model neural network based, nerve net is based on using described
The acoustic model of network identifies the voice characteristics information.
It should be noted that calculating the confidence informations of more wheel voice signals, can specifically include: according to recognition result,
The signal-to-noise ratio computation of the sound end of more wheel voice signals and more wheel voice signals takes turns the confidence information of voice signal more.
Furthermore, described according to recognition result, the letter of the sound end of more wheel voice signals and more wheel voice signals
It makes an uproar than the confidence information for calculating more wheel voice signals, can specifically include:
Based on recognition result, the acoustics posterior probability of each word between sound end is calculated, wherein calculate sound end
Between the formula of acoustics posterior probability of k-th of word include:
Wherein, P (X) is the acoustics posterior probability of k-th of word in more wheel voice signals, the word pair when p (m | x) is t frame
The likelihood value of modeling unit is answered,When for t frame the likelihood value of all modeling units and, T (X) is the duration of the word；
According to the acoustics posterior probability of each word between sound end and the corresponding confidence level of each word of signal-to-noise ratio computation
Information.
In the present embodiment, the acoustics posterior probability and signal-to-noise ratio computation according to each word between sound end
The corresponding confidence information of each word, can specifically include:
S31, acoustics posterior probability and signal-to-noise ratio based on current word calculate the confidence level CM (X) of current word, formula packet
It includes:
CM (X)=w*P (X)+(1-w) * SNR (X)
Wherein 0≤w≤1, w are weight coefficient；
S32, the formula for calculating the corresponding confidence level of more wheel voice signals include:
Wherein, t (x) indicates that the duration of n-th of word is long, and CM (x) indicates the confidence level of n-th of word；
S33 carries out read group total to the corresponding confidence level of each word, acquires the confidence level letter of more wheel voice signals
Breath.
Understandable to be, the application can be by two dimensions of confidence information and semantic information to more wheel voice signals
Determined, can effectively determine that whether resolved voice signals of taking turns are correct, revert statement is accurate when improving human-computer interaction more
Property, promote user experience.
The application also provides a kind of automatic driving vehicle, and the automatic driving vehicle is provided with navigation terminal, the navigation
Terminal includes processor, and the processor is for executing program data, to realize above-mentioned navigation map data online editing side
The step of method.Wherein, the navigation terminal can be navigation terminal mentioned by Fig. 2 and embodiments thereof, or intelligence
Mobile phone, navigator etc., are not limited thereto.
The processor along navigation routine navigation when driving, the real-time routes of real-time judge current driving whether there is in
In navigation map data.
In the present embodiment, the real-time routes of the processor real-time judge current driving whether there is in navigation map
Step in data, can specifically include: the real-time routes of real-time judge current driving whether there is in navigation map data,
And prompt the user whether to obtain the map datum of current real-time routes, when user confirms, the ground of the acquisition real-time routes
Diagram data, wherein the real-time routes can be newly open road, may include that bridge, Intra-cell road, suburb are remote
Path, marsh region green route etc..
For the present embodiment by way of prompting the user whether to obtain the map datum of current real-time routes, present embodiment can
It is interacted with realizing with user, raising interactive experience is avoided in the case where user does not make any instruction, and system background is automatically more
The case where new acquisition data, caused system load, loss even influence system performance.
In the present embodiment, if the real-time routes of current driving are not present in navigation map data, the place
Reason device obtains the map datum of the real-time routes.
It should be noted that since real-time routes are there are timeliness, navigation ground is intuitively understood in order to facilitate user
The timing node that diagram data updates, therefore, the processor can save real-time routes and its corresponding timing node,
Facilitate user is subsequent further check, update, for example, if the time of real-time routes is half a year before, in the recent period may be
It closes, then, user can choose whether actively to go to update newest road conditions etc. according to the length of time.
Then, the map datum of the real-time routes is saved in navigation map data by the processor, online updating
The customized navigation routine that editing navigation map datum is planned automatically when can be used for navigating to be formed next time, in user
When navigating next time, the customized navigation routine is prompted to user.
It should be noted that in the present embodiment, the processor can also determine whether in network connection state；
When determining in network connection state, the map datum of the real-time routes is saved in navigation map number by the processor
According to Cloud Server is uploaded to after simultaneously online updating editor, so that other navigation equipments use update.
Understandable to be, real-time routes can be shared with other users by present embodiment in this way, convenient
All users improve the competitiveness of product using operation；Furthermore, it is understood that if it is the emergency route in marsh region, then logical
Crossing this mode can be improved the personal safety as well as the property safety of other users, more practicability.
In the present embodiment, the real-time routes of the processor real-time judge current driving whether there is in navigation map
Step in data, can specifically include, and the processor obtains the map datum of the real-time routes of current driving in real time, according to
The map datum forms virtual routes, judges that the virtual routes whether there is in navigation map data, if it does not exist, then
Determine that the real-time routes are newly open road.
It is noted that some possible road conditions can change again, but user may navigate to the reality again
When route for such situation in a preferred embodiment can also include: the real-time other users that obtain to the real-time road
The more new state of the map datum of line, judges whether the more new state of the map datum of the real-time routes indicates still effectively,
If no longer valid, determine that the real-time routes have been switched off, and then navigation map data is made further to update.By this
Mode, the application can be realized online intelligent updating road conditions, further facilitate user.
It should be strongly noted that the processor prompts the user whether to obtain the map datum of current real-time routes, tool
Body may include: that the processor prompts the user whether to obtain the map of current real-time routes by the interactive mode of mostly wheel voice
Data；Or, the processor judges whether user obtains the map number of current real-time routes by way of detecting touch input
According to.
In other words, the application can realize the interactive experience between user more by way of taking turns voice, further
For, the interactive mode by more taking turns voice prompts the user whether to obtain the map datum of current real-time routes, specifically may be used
To include: the more wheel voice signals for obtaining user's input；The intuitive intention of the user is identified according to more wheel voice signals.
In the present embodiment, the processor identifies the intuitive intention of the user according to more wheel voice signals,
It can specifically include following processes.
S21 receives more wheel voice signals of input；
S22, framing are extracted the voice characteristics information of more wheel voice signals, are generated according to voice characteristics information and acoustic model
The recognition result of more wheel voice signals；
S23 according to recognition result and presets the mute detection algorithm Preliminary detection sound ends for taking turns voice signals out more；
S24 calculates the confidence information of more wheel voice signals；
S25 parses the semantic information of more wheel voice signals；
S26 obtains the corresponding speech analysis result of more wheel voice signals according to confidence information and semantic information；
S27 identifies the intuitive intention of the user according to speech analysis result.
In the preferred embodiment, the S22 generates more wheel voice signals according to voice characteristics information and acoustic model
Recognition result can specifically include: after generating voice characteristics information, taking turns voice letter using every frame is calculated based on acoustic model more
Likelihood value number in each modeling unit, obtains optimum state metastasis sequence and its corresponding word order by dynamic programming algorithm
Column, and using obtained optimum state metastasis sequence and its corresponding word sequence as recognition result.
It is noted that the acoustic model is acoustic model neural network based, nerve net is based on using described
The acoustic model of network identifies the voice characteristics information.
It should be noted that calculating the confidence informations of more wheel voice signals, can specifically include: according to recognition result,
The signal-to-noise ratio computation of the sound end of more wheel voice signals and more wheel voice signals takes turns the confidence information of voice signal more.
Furthermore, described according to recognition result, the letter of the sound end of more wheel voice signals and more wheel voice signals
It makes an uproar than the confidence information for calculating more wheel voice signals, can specifically include:
Based on recognition result, the acoustics posterior probability of each word between sound end is calculated, wherein calculate sound end
Between the formula of acoustics posterior probability of k-th of word include:
Wherein, P (X) is the acoustics posterior probability of k-th of word in more wheel voice signals, the word pair when p (m | x) is t frame
The likelihood value of modeling unit is answered,When for t frame the likelihood value of all modeling units and, T (X) is the duration of the word；
According to the acoustics posterior probability of each word between sound end and the corresponding confidence level of each word of signal-to-noise ratio computation
Information.
In the present embodiment, the acoustics posterior probability and signal-to-noise ratio computation according to each word between sound end
The corresponding confidence information of each word, can specifically include:
S31, acoustics posterior probability and signal-to-noise ratio based on current word calculate the confidence level CM (X) of current word, formula packet
It includes:
CM (X)=w*P (X)+(1-w) * SNR (X)
Wherein 0≤w≤1, w are weight coefficient；
S32, the formula for calculating the corresponding confidence level of more wheel voice signals include:
Wherein, t (x) indicates that the duration of n-th of word is long, and CM (x) indicates the confidence level of n-th of word；
S33 carries out read group total to the corresponding confidence level of each word, acquires the confidence level letter of more wheel voice signals
Breath.
Understandable to be, the application can be by two dimensions of confidence information and semantic information to more wheel voice signals
Determined, can effectively determine that whether resolved voice signals of taking turns are correct, revert statement is accurate when improving human-computer interaction more
Property, promote user experience.
Below by taking smart phone as an example, the application navigation map data online editing method is illustrated, certainly,
In the range of those skilled in the art understands, it can similarly be applied to navigator, in automatic driving vehicle.
It may include following processes during the application navigation map data online editing method is specifically used.
Smart phone (or navigator, automatic driving vehicle) opens navigation feature.
Smart phone obtains current position A as departure place.
Smart phone receives the default destination B of user's input.There are many kinds of input methods, such as voice inputs, is hand-written
Input etc..
Smart phone sends default destination B and departure place A to the server of network.
Server determines the navigation routine of AB according to default destination B and departure place A.
Server sends the navigation routine of AB to smart phone.
Smart phone navigates according to the navigation routine of AB.
It navigates when driving along navigation routine, the real-time routes of real-time judge current driving whether there is in navigation map number
In.
If the real-time routes of current driving are not present in navigation map data, the map of the real-time routes is obtained
Data.
Then, prompt the user whether the map datum for updating the real-time routes into navigation map data, meanwhile, may be used also
To prompt the user whether to upload to Cloud Server.
Hereafter, user can provide the customized navigation routine of the real-time routes when being navigated next time
To user.And more users can be allowed in planning path, this can be used by way of being shared with other users
Customized navigation routine.
In this way, user utilizes the chance of itself trip, and the new state of the road is updated to existing navigation
In map datum, micro- update carried out to navigation map data, rather than the unalterable number waited after metadata provider half a year
According to update, update data more flexible and fast and effective, route calculation is more accurate.
The application can carry out navigation map data according to the real-time routes map datum of user's real time running well
Online updating, and then generate customized navigation routine for users to use, and can be not present in former navigation map data any
On the basis of route, is carried out automatically updating navigation according to newly-increased route, be no longer dependent on system and uniformly update map datum, make
More convenient user, improve user experience.
It should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other.
For terminal class embodiment, since it is basically similar to the method embodiment, so being described relatively simple, related place ginseng
See the part explanation of embodiment of the method.
The above is only the preferred embodiment of the application, not makes any form of restriction to the application, though
Right the application has been disclosed in a preferred embodiment above, however is not limited to the application, any technology people for being familiar with this profession
Member, is not departing within the scope of technical scheme, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, but all technical spirits pair without departing from technical scheme content, according to the application
Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within technical scheme.
Claims (10)
1. a kind of navigation map data online editing method, which is characterized in that the navigation map data online editing method packet
It includes:
It navigates when driving along navigation routine, the real-time routes of real-time judge current driving whether there is in navigation map data
In；
If the real-time routes of current driving are not present in navigation map data, the map number of the real-time routes is obtained
According to；
The map datum of the real-time routes is saved in navigation map data, online updating editing navigation map datum is with shape
It, will be described with when user navigates next time at the customized navigation routine planned automatically when can be used for navigating next time
Customized navigation routine is prompted to user.
2. navigation map data online editing method according to claim 1, which is characterized in that the method also includes:
Judge whether in network connection state；
When determining in network connection state, by the map datum of the real-time routes be saved in navigation map data and
Cloud Server is uploaded to after line more new edited, so that other navigation equipments use update.
3. navigation map data online editing method according to claim 1 or 2, which is characterized in that the real-time judge
The real-time routes of current driving are specifically included with the presence or absence of the step in navigation map data:
The real-time routes of real-time judge current driving whether there is in navigation map data, and prompt the user whether to obtain current
The map datum of real-time routes, the step of to execute the map datum for obtaining the real-time routes when user confirms,
In, the real-time routes are newly open road.
4. navigation map data online editing method according to claim 3, which is characterized in that the real-time judge is current
The real-time routes of traveling are with the presence or absence of the step in navigation map data, further includes:
The map datum for obtaining the real-time routes of current driving in real time forms virtual routes according to the map datum, judges institute
Stating virtual routes whether there is in navigation map data, if it does not exist, then determine that the real-time routes are newly open road.
5. navigation map data online editing method according to claim 3, which is characterized in that described to prompt the user whether
The map datum for obtaining current real-time routes, specifically includes:
Interactive mode by more taking turns voice prompts the user whether to obtain the map datum of current real-time routes；
Or, judging whether user obtains the map datum of current real-time routes by way of detecting touch input.
6. navigation map data online editing method according to claim 5, which is characterized in that described by taking turns voice more
Interactive mode prompt the user whether to obtain the map datum of current real-time routes, specifically include:
Obtain more wheel voice signals of user's input；
The intuitive intention of the user is identified according to more wheel voice signals.
7. navigation map data online editing method according to claim 6, which is characterized in that described according to more wheels
Voice signal identifies the intuitive intention of the user, specifically includes:
Receive more wheel voice signals of input；
The voice characteristics information of more wheel voice signals is extracted in framing, is generated according to voice characteristics information and acoustic model and takes turns voice more
The recognition result of signal；
According to recognition result and preset the mute detection algorithm Preliminary detection sound ends for taking turns voice signals out more；
Calculate the confidence information of more wheel voice signals；
The semantic information of the more wheel voice signals of parsing；
The corresponding speech analysis result of more wheel voice signals is obtained according to confidence information and semantic information；
The intuitive intention of the user is identified according to speech analysis result.
8. navigation map data online editing method according to claim 7, which is characterized in that described according to phonetic feature
Information and acoustic model generate the recognition result of more wheel voice signals, specifically include:
After generating voice characteristics information, take turns voice signal in each modeling unit using every frame is calculated based on acoustic model more
Likelihood value, optimum state metastasis sequence and its corresponding word sequence are obtained by dynamic programming algorithm, and by it is obtained most
Excellent state metastasis sequence and its corresponding word sequence are as recognition result.
9. a kind of navigation terminal, which is characterized in that the navigation terminal includes processor, and the processor is for executing program number
According to the step of to realize navigation map data online editing method according to claim 1-8, the navigation is eventually
End is smart phone, smartwatch, vehicle-mounted computer or navigator.
10. a kind of automatic driving vehicle, which is characterized in that the automatic driving vehicle is provided with navigation terminal, and the navigation is eventually
End includes processor, and the processor is for executing program data, to realize navigation according to claim 1-8
The step of map datum online editing method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110230.1A CN110118565A (en) | 2018-02-05 | 2018-02-05 | Navigation terminal, navigation map data online editing method and automatic driving vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110230.1A CN110118565A (en) | 2018-02-05 | 2018-02-05 | Navigation terminal, navigation map data online editing method and automatic driving vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110118565A true CN110118565A (en) | 2019-08-13 |
Family
ID=67519149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810110230.1A Pending CN110118565A (en) | 2018-02-05 | 2018-02-05 | Navigation terminal, navigation map data online editing method and automatic driving vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110118565A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220026235A1 (en) * | 2020-06-17 | 2022-01-27 | Astra Navigation, Inc. | Operating Modes of Magnetic Navigation Devices |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694392A (en) * | 2009-09-29 | 2010-04-14 | 北京四维图新科技股份有限公司 | Map updating method of guidance terminal, guidance terminal and system thereof |
| CN102829790A (en) * | 2012-07-17 | 2012-12-19 | 广东翼卡车联网服务有限公司 | Method and system capable of acquiring drive circuit and updating original navigation map |
| CN103453914A (en) * | 2012-05-28 | 2013-12-18 | 哈尔滨工业大学深圳研究生院 | Cloud navigation system and method for intelligent updating of map |
| CN105529028A (en) * | 2015-12-09 | 2016-04-27 | 百度在线网络技术（北京）有限公司 | Voice analytical method and apparatus |
| CN106323302A (en) * | 2016-09-05 | 2017-01-11 | 深圳市双赢伟业科技股份有限公司 | Navigation map updating method and apparatus |
| CN106989750A (en) * | 2016-01-20 | 2017-07-28 | 钟伟英 | A kind of system and method for intelligent updating navigation map |
-
2018
- 2018-02-05 CN CN201810110230.1A patent/CN110118565A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694392A (en) * | 2009-09-29 | 2010-04-14 | 北京四维图新科技股份有限公司 | Map updating method of guidance terminal, guidance terminal and system thereof |
| CN103453914A (en) * | 2012-05-28 | 2013-12-18 | 哈尔滨工业大学深圳研究生院 | Cloud navigation system and method for intelligent updating of map |
| CN102829790A (en) * | 2012-07-17 | 2012-12-19 | 广东翼卡车联网服务有限公司 | Method and system capable of acquiring drive circuit and updating original navigation map |
| CN105529028A (en) * | 2015-12-09 | 2016-04-27 | 百度在线网络技术（北京）有限公司 | Voice analytical method and apparatus |
| CN106989750A (en) * | 2016-01-20 | 2017-07-28 | 钟伟英 | A kind of system and method for intelligent updating navigation map |
| CN106323302A (en) * | 2016-09-05 | 2017-01-11 | 深圳市双赢伟业科技股份有限公司 | Navigation map updating method and apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220026235A1 (en) * | 2020-06-17 | 2022-01-27 | Astra Navigation, Inc. | Operating Modes of Magnetic Navigation Devices |
| US11725946B2 (en) * | 2020-06-17 | 2023-08-15 | Astra Navigation, Inc. | Operating modes of magnetic navigation devices |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109415062B (en) | Adaptive passenger comfort enhancement in autonomous vehicles | |
| CN109916423A (en) | Intelligent navigation equipment and its route planning method and automatic driving vehicle | |
| US9988037B2 (en) | Driving scenario prediction and automatic vehicle setting adjustment | |
| CN110516880B (en) | Path processing method, system, vehicle and computer readable storage medium | |
| US11704554B2 (en) | Automated training data extraction method for dynamic models for autonomous driving vehicles | |
| US11420641B2 (en) | System and method for determining the energy requirement of a vehicle for a journey | |
| US20220187087A1 (en) | Systems and methods for predicting fuel consumption efficiency | |
| US10810431B2 (en) | Method, apparatus and computer program product for disambiguation of points-of-interest in a field of view | |
| CN102967317B (en) | Mobile guiding system, mobile guide and mobile bootstrap technique | |
| WO2019103049A1 (en) | Map information processing device, map information processing method, and map information processing program | |
| CN112945230B (en) | Vehicle driving state identification method and device, computer equipment and storage medium | |
| EP3093620A1 (en) | System and method for detecting roundabouts from probe data using vector fields | |
| CN108731699A (en) | Intelligent terminal and its voice-based navigation routine planing method and vehicle again | |
| CN103033193A (en) | Voice navigation method and voice navigation device | |
| CN103453910A (en) | Method for establishing map data and navigation device | |
| CN114450557A (en) | Route deviation quantification and vehicle route learning based thereon | |
| JP2024020616A (en) | Providing additional instructions for difficult maneuvers during navigation | |
| JP2019095569A (en) | Map information processing device, map information processing method and map information processing program | |
| CN109870158A (en) | Navigation terminal and its navigation routine modification method and automatic driving vehicle | |
| CN110118563A (en) | Navigation terminal and its navigation map data update method and automatic driving vehicle | |
| CN110118565A (en) | Navigation terminal, navigation map data online editing method and automatic driving vehicle | |
| JP6499438B2 (en) | Navigation device, navigation method, and program | |
| US10670415B2 (en) | Method and apparatus for providing mobility-based language model adaptation for navigational speech interfaces | |
| CN112866915B (en) | Navigation information processing method and device, electronic equipment and storage medium | |
| KR20150050932A (en) | Apparatus and method for outputing arriving time of destination according to gradient and condition of road |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Room 208, building 4, 1411 Yecheng Road, Jiading District, Shanghai, 201821 Applicant after: Botai vehicle networking technology (Shanghai) Co.,Ltd. Address before: Room 208, building 4, 1411 Yecheng Road, Jiading District, Shanghai, 201821 Applicant before: SHANGHAI PATEO ELECTRONIC EQUIPMENT MANUFACTURING Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190813 |
|
| WD01 | Invention patent application deemed withdrawn after publication |