CN104713544B - The display methods and equipment of a kind of positional information - Google Patents
The display methods and equipment of a kind of positional information Download PDFInfo
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- CN104713544B CN104713544B CN201310687461.6A CN201310687461A CN104713544B CN 104713544 B CN104713544 B CN 104713544B CN 201310687461 A CN201310687461 A CN 201310687461A CN 104713544 B CN104713544 B CN 104713544B
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- electronic map
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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
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- Radar, Positioning & Navigation (AREA)
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Abstract
The invention discloses the display methods and equipment of a kind of positional information, to solve the problems, such as that navigation mode existing in the prior art is poor there are user experience.This method includes：Obtain first position information of the user in electronic map；According to the mapping relations in the region of geographic range identical with the travel folder picture expression in the travel folder picture and the electronic map pre-established, second place information of the user in the travel folder picture is determined；Display is used to characterize the icon that user is presently in position at the position coordinates indicated by the information of the second place in the travel folder picture.
Description
Technical field
The present invention relates to the display methods and equipment of digital map navigation technical field, more particularly to a kind of positional information.
Background technology
At present, user mainly obtains map and the positional information of itself in tourist attractions by following two ways：
First way：The special navigator or navigation Service that tourist attractions provide.This mode can not only make user
Know the positional information of itself, additionally it is possible to provide abundant sight spot information and very comprehensive service, such as sight spot explanation clothes
Business or tourism route planning service etc..But if user wants using above-mentioned special navigator or enjoys navigation Service,
Need to check for special navigator or navigation Service, it is seen that the cost that this mode needs is higher；
The second way, general electronic map and corresponding navigation system are installed on personal electronic equipment.It is this
Although mode can also obtain the positional information of itself, compared with the map that tourist attractions provide, what tourist attractions provided
Map is visually more beautiful, and can also provide more detailed sight spot information, and the sight spot letter provided in electronic map
Breath is just relatively rough in contrast, therefore more users are more willing to the map using tourist attractions offer.
It can be seen from the above that there is presently no a kind of mode can make user can obtain in real time itself positional information and
Beautiful detailed sight spot information is obtained, it is not necessary to higher cost, therefore user experience is poor.
The content of the invention
The embodiment of the present invention provides a kind of definite method and apparatus of positional information, exists to solve user in the prior art
The problem of existing user experience is poor when obtaining own location information.
The embodiment of the present invention uses following technical scheme：
A kind of display methods of positional information, including：
Obtain first position information of the user in electronic map；
According to identical with the travel folder picture expression in the travel folder picture and the electronic map pre-established
The mapping relations in the region of geographic range, determine second place information of the user in the travel folder picture；
Display is used to characterize user at the position coordinates indicated by the information of the second place in the travel folder picture
It is presently in the icon of position.
Wherein, the mapping relations are pre-established, are specifically included：
Obtain travel folder picture；
According to the lateral length of the travel folder picture, longitudinally wide, and at least two location points that user specifies
Position coordinates in the travel folder picture and the electronic map respectively, determines and the trip in the electronic map
Swim the part electronic map that map picture represents identical geographic range；
Establish the mapping of each location point and each location point in the part electronic map in the travel folder picture
Relation.
Wherein, before determining the part electronic map in the electronic map, the method further includes：
According to adjust instruction input by user, the bearing sense of the travel folder picture is adjusted, makes the travel folder
The bearing sense of picture is identical with the bearing sense of the electronic map.
Wherein, each location point and each location point in the part electronic map in the travel folder picture are established
Mapping relations, specifically include：
Extract the geometric properties of the part electronic map and the solid in the travel folder picture；
Pass through the similar of the geometric properties of the solid in the part electronic map and the travel folder picture
Degree, similarity is more than several in the part electronic map and the travel folder picture of pre-set similarity threshold
The location point what body includes establishes mapping relations；
Circulation performs following specified operations successively, until similarity is less than the part of the similarity threshold electronically
Untill the segmentation granularity of solid in figure and the travel folder picture reaches pre-set segmentation threshold；
The specified operation includes：The part electronic map of the similarity threshold and the trip are less than to similarity
Solid in trip map picture is split；In the part electronic map and the travel folder picture after extraction segmentation
Solid geometric properties；By comparing the geometry in the part electronic map and the travel folder picture after splitting
The similarity of the geometric properties of body, is more than the part electronic map of the similarity threshold and the tourist site by similarity
The location point that solid in figure picture includes establishes mapping relations；And judge that similarity is less than the described of the similarity threshold
Whether the segmentation granularity of part electronic map and the solid in the travel folder picture reaches pre-set segmentation threshold；
According to the location point that mapping relations have been established in the part electronic map and the travel folder picture, to described
The location point that mapping relations are not set up in part electronic map and the travel folder picture does mapping processing, establishes mapping and closes
System.
Wherein, according to the part electronic map and the displaying ratio of the travel folder picture, and part electricity
The location point of mapping relations is established in sub- map and the travel folder picture, to the part electronic map and the tourism
The location point that mapping relations are not set up in map picture does mapping processing, establishes mapping relations, specifically includes：
Circulation performs following step, until in the travel folder picture in each location point and the part electronic map
Untill each location point establishes mapping relations：
In the location point for having established mapping relations from the part electronic map, two closest positions are chosen
Point；
The midpoint of two closest location points is mapped in the travel folder picture with two distances most
The midpoint of corresponding two location points of near location point.
A kind of display device of positional information, including：
First position information acquisition unit, for obtaining first position information of the user in electronic map；
Second place information determination unit, for according in the travel folder picture that pre-establishes and the electronic map with
The travel folder picture represents the mapping relations in the region of identical geographic range, determines the user in the travel folder figure
Second place information in piece；
The second place information determined by second place information determination unit in the travel folder picture is signified
Display is used to characterize the icon that user is presently in position at the position coordinates shown.
Wherein, the equipment further includes：Mapping relations establish unit, and the mapping relations are established unit and specifically included：
Travel folder picture acquisition module, for obtaining travel folder picture；
Part electronic map determining module, for the travel folder figure obtained according to travel folder picture acquisition module
It is the lateral length of piece, longitudinally wide, and at least two location points that user specifies are respectively in the travel folder picture and institute
The position coordinates in electronic map is stated, geographic range identical with the travel folder picture expression is determined in the electronic map
Part electronic map；
Mapping relations establish module, for establishing in the travel folder picture of travel folder picture acquisition module acquisition
The mapping relations of each location point in the part electronic map that each location point is determined with part electronic map determining module.
Wherein, the mapping relations are established unit and are further included：
Module is adjusted, for the institute obtained according to adjust instruction input by user, adjustment travel folder picture acquisition module
The bearing sense of travel folder picture is stated, makes the bearing sense of the travel folder picture and the bearing sense of the electronic map
It is identical.
Wherein, the mapping relations establish module, specifically include：
First extracting sub-module, for extracting the solid in the part electronic map and the travel folder picture
Geometric properties；
First mapping relations setting up submodule, for the part by comparing the extraction of the first extracting sub-module electronically
The similarity of the geometric properties of solid in figure and the travel folder picture, is more than pre-set similarity by similarity
The location point that solid in the part electronic map and the travel folder picture of threshold value includes establishes mapping relations；And
Circulation performs following specified operations successively, until similarity is less than the part electronic map of the similarity threshold and described
Untill the segmentation granularity of solid in travel folder picture reaches pre-set segmentation threshold；
The specified operation includes：The part electronic map of the similarity threshold and the trip are less than to similarity
Solid in trip map picture is split；In the part electronic map and the travel folder picture after extraction segmentation
Solid geometric properties；By comparing the geometry in the part electronic map and the travel folder picture after splitting
The similarity of the geometric properties of body, is more than the part electronic map of the similarity threshold and the tourist site by similarity
The location point that solid in figure picture includes establishes mapping relations；And judge that similarity is less than the described of the similarity threshold
Whether the segmentation granularity of part electronic map and the solid in the travel folder picture reaches pre-set segmentation threshold；
Second mapping relations setting up submodule, for the part electricity obtained according to the first mapping relations setting up submodule
The location point of mapping relations is established in sub- map and the travel folder picture, to the part electronic map and the tourism
The location point that mapping relations are not set up in map picture does mapping processing, establishes mapping relations.
Wherein, the second mapping relations setting up submodule, is specifically used for：
Circulation performs following step, until in the travel folder picture in each location point and the part electronic map
Untill each location point establishes mapping relations：
In the location point for having established mapping relations from the part electronic map, two closest positions are chosen
Point；The midpoint of two closest location points is mapped in the travel folder picture and two closest positions
Put the midpoint of a little corresponding two location points.
The embodiment of the present invention has the beneficial effect that：
By obtaining first position information of the user in electronic map in the technical program, and according to the trip pre-established
The mapping relations in the region of geographic range identical with the travel folder picture expression in map picture and electronic map are swum, are determined
Go out second place information of the user in travel folder picture, and then indicated by the second place information in travel folder picture
Position coordinates go out display be used for characterize the icon that user is presently in position, need not both increase the surcharge in tourist attractions
With, and position can be presently in obtain itself using beautiful and detailed sight spot information travel folder picture, greatly improve
User experience.
Brief description of the drawings
Fig. 1 realizes schematic diagram for a kind of display methods of positional information provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the mapping relations provided in an embodiment of the present invention for establishing travel folder picture and electronic map；
Fig. 3 is the structural framing figure of the system provided in an embodiment of the present invention for being used for realization the above method；
Fig. 4 is a kind of structure diagram of the display device of unknown message provided in an embodiment of the present invention.
Embodiment
In order to solve the problems, such as that user's existing user experience when obtaining own location information is poor in the prior art, Shen
Ask someone to propose a kind of display methods of positional information and the scheme of equipment.The technical program is by obtaining user in electronic map
In first position information, and according in the travel folder picture and electronic map pre-established with the travel folder picture table
Show the mapping relations in the region of identical geographic range, determine second place information of the user in travel folder picture, and then
The position coordinates indicated by the information of the second place in travel folder picture goes out display and is presently in position for characterizing user
Icon, need not only increase the extra charge in tourist attractions, but also beautiful and detailed sight spot information travel folder can be utilized
Picture is presently in position to obtain itself, greatly improves user experience.
The embodiment of the present invention is illustrated below in conjunction with Figure of description, it will be appreciated that implementation described herein
Example is merely to illustrate and explain the present invention, and is not intended to limit the invention.And in the case where there is no conflict, the reality in this explanation
Applying the feature of example and embodiment can be combined with each other.
An embodiment of the present invention provides a kind of display methods of positional information, as shown in Figure 1, realizing flow for this method
Figure, mainly comprises the following steps：
Step 11, first position information of the user in electronic map is obtained；
At present, the electronic equipment of user（Such as the mobile terminal such as mobile phone）In can all be provided with advance some have navigation work(
The electronic map of energy, user can use and obtain itself current position based on the mode such as satellite positioning signal and cordless communication network
Confidence ceases, and is shown in electronic map.
Step 12, according to identical with travel folder picture expression in the travel folder picture and electronic map pre-established
The mapping relations in the region of scope are managed, determine second place information of the user in travel folder picture.
Step 13, display is used to characterize use at the position coordinates indicated by the second place information in travel folder picture
Family is presently in the icon of position.
Describe in detail below to the process of establishing of the mapping relations of travel folder picture and electronic map in step 12,
As shown in Fig. 2, to establish the flow chart of the mapping relations of travel folder picture and electronic map.
Step 21, travel folder picture is obtained.
The travel folder picture can be obtained or user uses electronic equipment pair by way of network download
Entity travel folder carries out shooting acquisition, and which can be common shooting or be pan-shot.
Step 22, according to adjust instruction input by user, the bearing sense of travel folder picture is adjusted, makes travel folder figure
The bearing sense of piece is identical with the bearing sense of electronic map.
Wherein, which is optional step.If the bearing sense and electronic map of the travel folder picture obtained
Bearing sense is identical, then can not perform the step, but is to be able to further improve and is subsequently establishing travel folder picture
Accuracy with during the mapping relations of electronic map, can be finely adjusted the travel folder picture of acquisition, improve accuracy.
Step 23, according to the lateral length of the travel folder picture, longitudinally wide, and user specify at least two
The location point position coordinates in travel folder picture and electronic map respectively, determines and travel folder picture in electronic map
Represent the part electronic map of identical geographic range.
In the step, it is desirable to provide at least two location points obtain this at least two location point point respectively as benchmark
Position coordinates not in travel folder picture and electronic map, then at least two location points, selects two location points,
And the relative position according to the two location points of selection in travel folder picture and electronic map, determined in electronic map
The part electronic map of geographic range identical with travel folder picture expression.
If the it should be noted that location point more than two as benchmark, then each two location point just can determine that out
The part electronic map of one geographic range identical with travel folder picture expression, at this point it is possible to select the area determined most
Big part electronic map, to ensure that subsequently accuracy rate is higher when establishing mapping relations.
The specific interaction of the step is described by taking two location points as an example below：
For example user provides two location points a and b, wherein, location point a is La in travel folder picture, its position
Coordinate is（HLa, VLa）, location point b is Lb in travel folder picture, its position coordinates is（HLb, VLb）, then can determine
It is D (La, Lb) to go out the distance between La and Lb；
Location point a is Ma in electronic map, its position coordinates is（HMa, VMa）, location point b is in electronic map
Mb, its position coordinates are（HMb, VMb）, then it is D (Ma, Mb) that can determine the distance between Ma and Mb；
It is longitudinally wide when being VL so when the lateral length of travel folder picture is HL, then in electronic map with tourist site
Figure picture represents that the relative position of the initial point distance Ma points of the part electronic map of identical geographic range should beAnd the lateral length of part electronic map should beLongitudinal length should be
Step 24, the mapping for establishing each location point and each location point in the electronic map of part in travel folder picture is closed
System.
The step can be realized as follows：
Step a, extracts the geometric properties of the solid in the electronic map profit travel folder picture of part, the geometry of solid
Feature can include：The edge feature of edge lines and the shape facility of shape area；
Step b, by the similarity of the geometric properties of the solid in rating unit electronic map and travel folder picture,
Similarity is more than to what the solid in the part electronic map and travel folder picture of pre-set similarity threshold included
Location point establishes mapping relations；
Wherein, as multiple several in the geometric properties and travel folder picture of a solid in fruit part electronic map
The similarity of the geometric properties of what body is all higher than similarity threshold, then can will be corresponding with the solid in the electronic map of part
Travel folder picture in the immediate solid of relative position as the solid for establishing mapping relations；
If multiple solids in the geometric properties and part electronic map of a solid in travel folder picture
The similarities of geometric properties be all higher than similarity threshold, also establish mapping relations according to above-mentioned rule.
Step c, to similarity be less than similarity threshold part electronic map and travel folder picture in solid into
Row segmentation；
The geometric properties of step d, the part electronic map after extraction segmentation and the solid in the travel folder picture；
Step e, by the geometric properties for comparing the solid in the part electronic map and travel folder picture after splitting
Similarity, the position that includes of solid similarity being more than in the part electronic map and travel folder picture of similarity threshold
Put and a little establish mapping relations；
And for similarity still less than the solid in the part electronic map and travel folder picture of similarity threshold
Continue to return and perform step c, until similarity is less than several in the part electronic map and travel folder picture of similarity threshold
Untill the segmentation granularity of what body reaches pre-set segmentation threshold；
Finally, according to the location point that mapping relations have been established in part electronic map and travel folder picture, to part electricity
The location point that mapping relations are not set up in sub- map and travel folder picture does mapping processing, establishes mapping relations.
Specifically, the step can specifically include：
Circulation performs following step, until each location point and each position in the electronic map of part in travel folder picture
Untill point establishes mapping relations：
In the location point for having established mapping relations from the electronic map of part, two closest location points are chosen；
By the midpoint of two closest location points be mapped in travel folder picture with this two it is closest
The midpoint of corresponding two location points of location point.
The technical program compared with prior art, by obtaining first position information of the user in electronic map, and root
Reflected according to the region of geographic range identical with travel folder picture expression in the travel folder picture and electronic map pre-established
Relation is penetrated, determines second place information of the user in travel folder picture, and then the second in travel folder picture
The indicated position coordinates of confidence breath goes out display and is used to characterize the icon that user is presently in position, need not both increase and travel
The extra charge at sight spot, and using beautiful and detailed sight spot information travel folder picture position can be presently in obtain itself
Put, greatly improve user experience.
The such scheme provided according to embodiments of the present invention understands that being used for realization the system of the above method can include：It is real
Body travel folder picture acquisition module, human-computer interaction module, the coupling module of map picture and electronic map, electronic map store
Module, global positioning system（Global Positioning System, GPS）Locating module and display module.As shown in figure 3,
For the structural framing figure of the system.Wherein, entity travel folder picture acquisition module can support user by commonly taking pictures, entirely
Scape takes pictures or directly obtains travel folder picture from modes such as server downloads；What human-computer interaction module was provided by receiving user
Position coordinates in travel folder picture and electronic map determines to need the electronic map contrasted some datum marks respectively
Scope；The coupling module of map picture and electronic map is by each position in travel folder picture and electronic map memory module
Each position in the electronic map of storage associates, and establishes mapping relations；Display module is obtained according to GPS positioning module
The mapping relations established in the coupling module of customer position information and map picture and electronic map are moved on travel folder picture
State shows the real time position of user.
Based on above-mentioned design, the embodiment of the present invention provides a kind of display device of positional information, is illustrated in figure 4 the equipment
Structure diagram, mainly include：
First position information acquisition unit 41, for obtaining first position information of the user in electronic map；
Second place information determination unit 42, for according in the travel folder picture and the electronic map pre-established
The mapping relations in the region of geographic range identical with the travel folder picture expression, determine the user in the travel folder
Second place information in picture；
Display unit 43 is used in the travel folder picture be determined by second place information determination unit 42
Display is used to characterize the icon that user is presently in position at position coordinates indicated by the information of the second place.
Wherein, which can also include：Mapping relations establish unit 44, and the mapping relations, which establish unit 44, to be had
Body includes：
Travel folder picture acquisition module 441, for obtaining travel folder picture；
Part electronic map determining module 442, for the tourism obtained according to travel folder picture acquisition module 441
It is the lateral length of map picture, longitudinally wide, and at least two location points that user specifies are respectively in the travel folder figure
Position coordinates in piece and the electronic map, determines identically with the travel folder picture expression in the electronic map
Manage the part electronic map of scope；
Mapping relations establish module 443, for establishing the travel folder of the acquisition of travel folder picture acquisition module 441
Each location point in the part electronic map that each location point is determined with part electronic map determining module 442 in picture
Mapping relations.
Wherein, the mapping relations are established unit 44 and can also be included：
Module 444 is adjusted, for being obtained according to adjust instruction input by user, adjustment travel folder picture acquisition module
The bearing sense of the travel folder picture, refers to the orientation of the bearing sense and the electronic map of the travel folder picture
To identical.
Wherein, the mapping relations establish module 443, can specifically include：
First extracting sub-module 4431, for extracting the geometry in the part electronic map and the travel folder picture
The geometric properties of body；
First mapping relations setting up submodule 4432, for the portion extracted by comparing the first extracting sub-module 4431
Divide the similarity of the geometric properties of electronic map and the solid in the travel folder picture, similarity is more than and is pre-set
Similarity threshold the part electronic map and the travel folder picture in the location point that includes of solid establish and reflect
Penetrate relation；And circulation performs following specified operations successively, until similarity is less than the part electronics of the similarity threshold
Untill the segmentation granularity of map and the solid in the travel folder picture reaches pre-set segmentation threshold；
The specified operation includes：The part electronic map of the similarity threshold and the trip are less than to similarity
Solid in trip map picture is split；In the part electronic map and the travel folder picture after extraction segmentation
Solid geometric properties；By comparing the geometry in the part electronic map and the travel folder picture after splitting
The similarity of the geometric properties of body, is more than the part electronic map of the similarity threshold and the tourist site by similarity
The location point that solid in figure picture includes establishes mapping relations；And judge that similarity is less than the described of the similarity threshold
Whether the segmentation granularity of part electronic map and the solid in the travel folder picture reaches pre-set segmentation threshold；
Second mapping relations setting up submodule 4433, for the institute obtained according to the first mapping relations setting up submodule 4432
State the location point that mapping relations have been established in part electronic map and the travel folder picture, to the part electronic map and
The location point that mapping relations are not set up in the travel folder picture does mapping processing, establishes mapping relations.
Wherein, the second mapping relations setting up submodule 4433, can be specifically used for：
Circulation performs following step, until in the travel folder picture in each location point and the part electronic map
Untill each location point establishes mapping relations：
In the location point for having established mapping relations from the part electronic map, two closest positions are chosen
Point；The midpoint of two closest location points is mapped in the travel folder picture and two closest positions
Put the midpoint of a little corresponding two location points.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
Usable storage medium（Including but not limited to magnetic disk storage, CD-ROM, optical memory etc.）The computer program production of upper implementation
The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, equipment（System）And the flow of computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or square frame in journey and/or square frame and flowchart and/or the block diagram.These computer programs can be provided
The processors of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices, which produces, to be used in fact
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided and is used for realization in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make these embodiments other change and modification.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (6)
- A kind of 1. display methods of positional information, it is characterised in that including：Obtain first position information of the user in electronic map；According to geography identical with the travel folder picture expression in the travel folder picture and the electronic map pre-established The mapping relations in the region of scope, determine second place information of the user in the travel folder picture；Display is current for characterizing user at the position coordinates indicated by the information of the second place in the travel folder picture The icon of present position；Wherein, the mapping relations are pre-established, are specifically included：Obtain travel folder picture；According to the lateral length of the travel folder picture, longitudinally wide, and at least two location points difference that user specifies Position coordinates in the travel folder picture and the electronic map, determines and the tourist site in the electronic map Figure picture represents the part electronic map of identical geographic range；Establish the mapping relations of each location point and each location point in the part electronic map in the travel folder picture；Wherein, the mapping of each location point and each location point in the part electronic map in the travel folder picture is established Relation, specifically includes：Extract the geometric properties of the part electronic map and the solid in the travel folder picture；, will by the similarity of the geometric properties of the solid in the part electronic map and the travel folder picture Similarity is more than the solid in the part electronic map and the travel folder picture of pre-set similarity threshold Comprising location point establish mapping relations；Circulation performs following specified operations successively, until similarity be less than the similarity threshold the part electronic map and Untill the segmentation granularity of solid in the travel folder picture reaches pre-set segmentation threshold；The specified operation includes：The part electronic map of the similarity threshold and the tourist site are less than to similarity Solid in figure picture is split；It is several in the part electronic map and the travel folder picture after extraction segmentation The geometric properties of what body；By comparing the solid in the part electronic map and the travel folder picture after splitting The similarity of geometric properties, is more than the part electronic map of the similarity threshold and the travel folder figure by similarity The location point that solid in piece includes establishes mapping relations；And judge that similarity is less than the part of the similarity threshold Whether the segmentation granularity of electronic map and the solid in the travel folder picture reaches pre-set segmentation threshold；According to the location point that mapping relations have been established in the part electronic map and the travel folder picture, to the part The location point that mapping relations are not set up in electronic map and the travel folder picture does mapping processing, establishes mapping relations.
- 2. the method as described in claim 1, it is characterised in that in the electronic map determine the part electronic map it Before, the method further includes：According to adjust instruction input by user, the bearing sense of the travel folder picture is adjusted, makes the travel folder picture Bearing sense it is identical with the bearing sense of the electronic map.
- 3. the method as described in claim 1, it is characterised in that according to the part electronic map and the travel folder picture Displaying ratio, and the location point of mapping relations has been established in the part electronic map and the travel folder picture, it is right The location point that mapping relations are not set up in the part electronic map and the travel folder picture does mapping processing, establishes mapping Relation, specifically includes：Circulation performs following step, up to each in each location point in the travel folder picture and the part electronic map Untill location point establishes mapping relations：In the location point for having established mapping relations from the part electronic map, two closest location points are chosen；By the midpoint of two closest location points be mapped in the travel folder picture with this two it is closest The midpoint of corresponding two location points of location point.
- A kind of 4. display device of positional information, it is characterised in that including：First position information acquisition unit, for obtaining first position information of the user in electronic map；Second place information determination unit, for according in the travel folder picture that pre-establishes and the electronic map with it is described Travel folder picture represents the mapping relations in the region of identical geographic range, determines the user in the travel folder picture Second place information；Display unit, for the second place determined by second place information determination unit in the travel folder picture Display is used to characterize the icon that user is presently in position at position coordinates indicated by information；Wherein, the equipment further includes：Mapping relations establish unit, and the mapping relations are established unit and specifically included：Travel folder picture acquisition module, for obtaining travel folder picture；Part electronic map determining module, for the travel folder picture that is obtained according to travel folder picture acquisition module It is lateral length, longitudinally wide, and at least two location points that user specifies are respectively in the travel folder picture and the electricity Position coordinates in sub- map, determines the portion of geographic range identical with the travel folder picture expression in the electronic map Divide electronic map；Mapping relations establish module, each in the travel folder picture for establishing the acquisition of travel folder picture acquisition module The mapping relations of each location point in the part electronic map that location point is determined with part electronic map determining module；Wherein, the mapping relations establish module, specifically include：First extracting sub-module, for extracting the geometry of the solid in the part electronic map and the travel folder picture Feature；First mapping relations setting up submodule, for by compare the first extracting sub-module extract the part electronic map and The similarity of the geometric properties of solid in the travel folder picture, is more than pre-set similarity threshold by similarity The part electronic map and the travel folder picture in the location point that includes of solid establish mapping relations；And successively Circulation performs following specified operations, until similarity is less than the part electronic map of the similarity threshold and the tourism Untill the segmentation granularity of solid in map picture reaches pre-set segmentation threshold；The specified operation includes：The part electronic map of the similarity threshold and the tourist site are less than to similarity Solid in figure picture is split；It is several in the part electronic map and the travel folder picture after extraction segmentation The geometric properties of what body；By comparing the solid in the part electronic map and the travel folder picture after splitting The similarity of geometric properties, is more than the part electronic map of the similarity threshold and the travel folder figure by similarity The location point that solid in piece includes establishes mapping relations；And judge that similarity is less than the part of the similarity threshold Whether the segmentation granularity of electronic map and the solid in the travel folder picture reaches pre-set segmentation threshold；Second mapping relations setting up submodule, for the part that is obtained according to the first mapping relations setting up submodule electronically The location point of mapping relations is established in figure and the travel folder picture, to the part electronic map and the travel folder The location point that mapping relations are not set up in picture does mapping processing, establishes mapping relations.
- 5. equipment as claimed in claim 4, it is characterised in that the mapping relations are established unit and further included：Module is adjusted, for the trip obtained according to adjust instruction input by user, adjustment travel folder picture acquisition module The bearing sense of map picture is swum, makes the bearing sense of the travel folder picture and the bearing sense phase of the electronic map Together.
- 6. equipment as claimed in claim 4, it is characterised in that the second mapping relations setting up submodule, is specifically used for：Circulation performs following step, up to each in each location point in the travel folder picture and the part electronic map Untill location point establishes mapping relations：In the location point for having established mapping relations from the part electronic map, two closest location points are chosen；Will The midpoint of two closest location points is mapped in the travel folder picture and two closest location points The midpoint of corresponding two location points.
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| CN105066999A (en) * | 2015-07-06 | 2015-11-18 | 小米科技有限责任公司 | Position information determination method and apparatus thereof |
| CN106997056A (en) * | 2017-05-15 | 2017-08-01 | 马上游科技股份有限公司 | A kind of scenic spot intelligent guidance system based on hand-drawing map |
| CN107462237A (en) * | 2017-07-21 | 2017-12-12 | 北京都在哪网讯科技有限公司 | Air navigation aid and device |
| CN110188292B (en) * | 2019-05-22 | 2021-06-22 | 北京创鑫旅程网络技术有限公司 | Destination information display method and device |
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| JP4708203B2 (en) * | 2006-02-08 | 2011-06-22 | パイオニア株式会社 | Geographic information display device and geographic information display program |
| JP2007240206A (en) * | 2006-03-06 | 2007-09-20 | Ntt Comware Corp | Mobile terminal, information management system, map information download system, and map information download method |
| JP2008129224A (en) * | 2006-11-20 | 2008-06-05 | Navitime Japan Co Ltd | Map display system, map distribution server, map display terminal, and address specifying method |
| CN101568065A (en) * | 2009-01-24 | 2009-10-28 | 中国移动通信集团广东有限公司珠海分公司 | Intelligent terminal call system and method for downloading electronic map |
| CN102104830A (en) * | 2010-09-16 | 2011-06-22 | 厦门雅迅网络股份有限公司 | Method for fast sharing positional information |
| CN102012924B (en) * | 2010-11-29 | 2013-07-03 | 深圳市融创天下科技股份有限公司 | Map display method and system and mobile terminal |
| JP5812509B2 (en) * | 2011-03-18 | 2015-11-17 | カシオ計算機株式会社 | Map display device, map display method and program |
| CN103377202B (en) * | 2012-04-17 | 2017-07-07 | 阿里巴巴集团控股有限公司 | The display methods and device of map label point |
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