CN108287841A - Scene data acquires and update method and system, the visitor's terminal device and assistant director of a film or play swim equipment - Google Patents
Scene data acquires and update method and system, the visitor's terminal device and assistant director of a film or play swim equipment Download PDFInfo
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Abstract
A kind of acquisition of scene data and update method and device, the method includes：The electronic map data at target scenic spot is obtained, scenic spot range and POI information are set；Mobile trajectory data is obtained, screening obtains mobile trajectory data within a preset period of time；The mobile trajectory data obtained to screening is sampled statistics, generates several trajectory coordinates points；The condition of scanning is set, is scanned within the scope of the scenic spot, the quantity of the trajectory coordinates point in unit scan area is obtained；Scenic spot location coordinate is determined according to the quantity of the trajectory coordinates point, calls the electronic map data at the target scenic spot and the POI information, and sight name and road logical relation are configured for the scenic spot location coordinate.The various positions information that the present invention makes full use of GPS positioning, fed back for mobile terminal improves data accuracy and coverage rate, and can effectively improve the newer frequency of POI, reduces the time of taken outdoors using big data analysis method, promotes map products competitiveness.
Description
Technical field
This application involves a kind of map big data analysis field, more particularly to the acquisition of a kind of scene data and update method
And system.
Background technology
For map, especially travel folder, sight spot information are especially its internal POI information (Point
OfInformation, interest point information) it is very important data.But it since gathered data is inconvenient in tourist district, and travels
Area usually can set up different exhibitions in different seasons according to a series of theme, to new sight spot occur.Therefore, for
POI information inside closed scenic spot, such as sight spot information, it is most of all not acquire inside the scenic spot 4A, 5A, it would be highly desirable to it supplements,
Or renewal speed is slower.POI information is hereafter represented with sight spot information, carries out various illustrative explanations.
Generally, following mode can be passed through for the acquisition of sight spot information：
A small number of internal sight spot informations can collect in the following manner：Outdoor workers booking enters in scenic spot, passes through hand
It holds terminal and acquires typing sight spot coordinate points, the relevant informations such as attribute on the spot, and live visual information is used and the side such as images, take pictures
Method preserves, and the information that taken outdoors obtain finally is fed back to surveyor；Surveyor combines tourism schematic diagram and other canals
The information that road is collected, the sight spot information for comparing scene feedback carry out difference, check, error correction, and be further processed to obtain and meet rule
The POI finished product data of model.
But the present inventor has found that aforesaid way is haveed the shortcomings that certain, is specifically had during investigation：
Disadvantage 1：For the inside sight spot of the high attention rate of client and the intensive closed scenic spot of large size of flow of the people, due to limitation
Vehicle enters, and can not acquire its internal sight spot information, scene data planar is caused to lack；
Disadvantage 2：Sight spot inside closed scenic spot is acquired by outdoor workers booking into artificial walking on a small quantity；However, scenic spot
Aspect has the limitation in fixed open season and business hours；The aspect of map producing, due to intrinsic renewal frequency, it is specific more
New range, taken outdoors cost etc. growing day by day can not also ensure that the internal sub- sight spot update frequency and precision can adapt to end
The growing demand of end subscriber, and also need to consume a large amount of human and material resources, financial resource.
Therefore, the newer frequency in sight spot how is effectively improved, the taken outdoors time is reduced, reduces acquisition cost,
The technical issues of as prior art urgent need to resolve.
Invention content
In view of this, the present invention provides a kind of acquisition of scene data and more new system, can automatically to it is a large amount of it is outdoor from
The tracks gps point analysis duplicate removal is dissipated, determines that the coordinate point of target scenic spot, interior combine the analysis of information to complete to sight spot
It updates and newly-increased.
A kind of acquisition of scene data and update method, which is characterized in that include the following steps：
The electronic map data for obtaining target scenic spot, is arranged the scenic spot range and POI information at the target scenic spot；
The mobile trajectory data of tourist's terminal is obtained, screening obtains the preset time within the scope of the scenic spot at the target scenic spot
Mobile trajectory data in section；
The mobile trajectory data obtained to screening is sampled statistics, and several trajectory coordinates are generated on each motion track
Point；
The condition of scanning is set, is scanned within the scope of the scenic spot, the trajectory coordinates point in unit scan area is obtained
Quantity；
Scenic spot location coordinate is determined according to the quantity of the trajectory coordinates point, calls the electronic map number at the target scenic spot
According to and the POI information, configure sight name and road logical relation for the scenic spot location coordinate.
Optionally, the quantity according to the trajectory coordinates point determines that scenic spot location coordinate further comprises：
Judge track coordinate points in the unit scan area quantity whether be more than preset reference threshold, determine described in
When the quantity of trajectory coordinates point is more than preset reference threshold, determine that corresponding unit scan area region is that tracing point is intensive
Area sets the center point coordinate of the tracing point compact district to doubtful scenic spot location coordinate.
Optionally, further include：
After setting the center point coordinate of the tracing point compact district to the position coordinates at doubtful sight spot, according to judgement
The electronic map data at target scenic spot and the POI information within the scope of scenic spot judge to doubt with the presence or absence of described in the target scenic spot
Like the POI data at sight spot；
If there are the POI datas at the doubtful sight spot in the target scenic spot, according to the position at the doubtful sight spot
Coordinate updates corresponding sight spot POI information；
If the POI data at the doubtful sight spot is not present in the target scenic spot, using the doubtful sight spot as new
Increase sight spot, POI information is generated according to the doubtful scenic spot location coordinate and its trail file.
Optionally, when obtaining scenic spot electronic map data, model should suitably be expanded on the basis of scenic spot approximate range
It encloses；
When obtaining the motion track file of user, the trail file in the business hours of scenic spot should be chosen；
It is when whether the logical relation for compareing sight spot and road is correct, certain sight spot coordinate Np (Xp, Yp) and scenic spot is existing
Road shape in map datum is matched, to judge the logical relation of sight spot coordinate and road and rationally be adjusted.
Optionally, acquisition in real time and update can be realized according to demand, or by different versions, are repeated the above steps,
Complete the supplement to omitting sight spot in scenic spot and the information update to having sight spot.
The invention also discloses a kind of acquisition of scene data and updating devices, which is characterized in that including such as lower unit：
The target scenic spot is arranged in electronic map data acquiring unit, the electronic map data for obtaining target scenic spot
Scenic spot range and POI information；
Mobile trajectory data obtains screening unit, the mobile trajectory data for obtaining tourist's terminal, and screening is obtained in institute
State the mobile trajectory data in preset time period within the scope of the scenic spot at target scenic spot；
Statistic unit is sampled, the mobile trajectory data for being obtained to screening is sampled statistics, on each motion track
Generate several trajectory coordinates points；
Scanning element is scanned for the condition of scanning to be arranged within the scope of the scenic spot, is obtained in unit scan area
Trajectory coordinates point quantity；
Matching unit is selected at sight spot, for determining scenic spot location coordinate according to the quantity of the trajectory coordinates point, calls institute
The electronic map data at target scenic spot and the POI information are stated, sight name is configured for the scenic spot location coordinate and road is patrolled
The relationship of collecting.
Optionally, in sight spot selection matching unit, further comprise：
Judgment sub-unit, for judging whether the quantity of track coordinate points in the unit scan area is more than preset ginseng
Threshold value is examined, when determining that the quantity of the trajectory coordinates point is more than preset reference threshold, determines corresponding unit scan area area
Domain is tracing point compact district, sets the center point coordinate of the tracing point compact district to doubtful scenic spot location coordinate.
Optionally, further include：
Sight spot information increases newly or updating unit, and doubtful scape is set as the center point coordinate in the tracing point compact district
After the position coordinates of point, according to the POI information within the scope of the electronic map data and scenic spot for judging the target scenic spot, institute is judged
State the POI data that whether there is the doubtful sight spot in target scenic spot；
If there are the POI datas at the doubtful sight spot in the target scenic spot, according to the position at the doubtful sight spot
Coordinate updates corresponding sight spot POI information；
If the POI data at the doubtful sight spot is not present in the target scenic spot, using the doubtful sight spot as new
Increase sight spot, POI information is generated according to the doubtful scenic spot location coordinate and its trail file.
Optionally, electronic map data acquiring unit should be in scenic spot substantially model when obtaining road in scenic area map datum
The basis enclosed, appropriate expanded scope；
Mobile trajectory data obtains screening unit, when obtaining the motion track file of user, should choose scenic spot business
Trail file in time；
Matching unit is selected at sight spot, when whether the logical relation for compareing sight spot and road is correct, by certain sight spot coordinate Np
(Xp, Yp) is matched with the road shape in the existing map datum in scenic spot, to judge the logical relation of sight spot coordinate and road
And it is rationally adjusted.
Optionally, acquisition in real time and update can be realized according to demand, or by different versions, run the present apparatus, it is complete
The supplement and the information update to having sight spot that sight spot is omitted in pairs of scenic spot.
The invention also discloses a kind of visitor's terminal devices, which is characterized in that is provided with and is adopted according to above-mentioned scene data
Collection and updating device are configured with terminal user's map label function, obtain tourist to sight spot POI for being based on mobile Internet
Feedback information, and update the sight spot POI in the scenic spot.
The invention also discloses a kind of self-help guide equipment, which is characterized in that including：
Search and guide to visitors interface, for obtaining and showing scenic region guide information and guidance path；
Voice Navigation and explanation module, for carrying out Voice Navigation and sight spot explanation according to the guide to visitors information；
Data module is stored with the map datum obtained according to above-mentioned scene data acquisition and updating device；And/or
According to above-mentioned scene data acquisition and updating device, for acquiring, updating sight spot POI information inside scenic spot.
Compared with prior art, the present invention has the following advantages：
The various positions information that the present invention makes full use of GPS positioning, fed back for mobile terminal, utilizes big data analysis side
Method improves data accuracy and coverage rate, and can effectively improve the newer frequency of POI, reduces the time of taken outdoors, reduces outer
Industry acquisition cost promotes map products competitiveness.It can be determined automatically to a large amount of outdoor discrete tracks gps point analysis duplicate removals
The coordinate point of target scenic spot, interior combine the analysis of information to complete the update to sight spot and increase newly., map can be generated
On various POI points, i.e. the information at sight spot is slow to make up tourist hot spot area sight spot information renewal speed, or even missing
Problem.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and constitutes the part of the present invention, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the flow diagram of the scene data acquisition and update method that provide according to embodiments of the present invention；
Fig. 2 is the exemplary flow schematic diagram of the scene data acquisition and update method that provide according to embodiments of the present invention；
Fig. 3 is the composition schematic diagram of the scene data acquisition and updating device that provide according to embodiments of the present invention.
Specific implementation mode
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in receivable error range, those skilled in the art can be described within a certain error range solution
Technical problem basically reaches the technique effect.Specification subsequent descriptions are to implement the better embodiment of the present invention, so described
Description is being not limited to the scope of the present invention for the purpose of the rule for illustrating the present invention.Protection scope of the present invention
When subject to appended claims institute defender.
The invention reside in：Trip is obtained by the GPS information on mobile terminal using the mobile terminal entrained by traveller
The travelling route data of visitor or user, include the trend of travelling route, and in the stay time of different location, from
And filter out the longer place of stay time, and think if the longer place of stay time is intensive, the region there may be
Sight spot, and by the outer net material matches of the area coordinate and collection, considers and judge whether the region is sight spot, sight spot is sat
Mark and matched sight spot information.
Referring to Fig. 1, the flow chart of scene data acquisition and update method according to the ... of the embodiment of the present invention is shown, including such as
Lower step：
Electronic map data obtaining step S110 obtains the electronic map data at target scenic spot, the target scenic spot is arranged
Scenic spot range and POI information；
Optionally, when obtaining road in scenic area map datum, model should suitably be expanded on the basis of scenic spot approximate range
Enclose, to avoid due to data error or GPS positioning it is inaccurate, may shine at information omission.
Mobile trajectory data obtains screening step S120, obtains the mobile trajectory data of tourist's terminal, and screening is obtained in institute
State the mobile trajectory data in preset time period within the scope of the scenic spot at target scenic spot；
The acquisition of above- mentioned information can derive from the intelligent mobile terminal for being equipped with map client, when user is installing
It has selected to allow after Cloud Server uploads motion track information when map, can automatically obtain the movement of above-mentioned user from the background
Trail file.
The acquisition of above- mentioned information can also derive from specific guide machine, specific software be installed in the guide machine, to have
Geographical information collection function, can collect the motion track of user, and report to Cloud Server automatically.Simultaneously due to the guide machine
It is not related to specific user, thus avoids the problem of individual privacy information is divulged a secret.
Optionally, it when obtaining the motion track file of user, should choose in the business hours of scenic spot, scenic spot approximate range
Trail file in frame.To improve the accuracy and efficiency of scene data acquisition.
Statistic procedure S130 is sampled, the mobile trajectory data obtained to screening is sampled statistics, on each motion track
Generate several trajectory coordinates points；
Scanning step S140 is arranged the condition of scanning, is scanned within the scope of the scenic spot, obtains in unit scan area
Trajectory coordinates point quantity；
Matching step S150 is selected at sight spot, is determined scenic spot location coordinate according to the quantity of the trajectory coordinates point, is called institute
The electronic map data at target scenic spot and the POI information are stated, sight name is configured for the scenic spot location coordinate and road is patrolled
The relationship of collecting.
The quantity according to the trajectory coordinates point determines that scenic spot location coordinate further comprises：
Judge track coordinate points in the unit scan area quantity whether be more than preset reference threshold, determine described in
When the quantity of trajectory coordinates point is more than preset reference threshold, determine that corresponding unit scan area region is that tracing point is intensive
Area sets the center point coordinate of the tracing point compact district to doubtful scenic spot location coordinate.
In the step, the word for using sight spot and picture information are needed.Such as it is situated between including scenic spot official website tourist map, word
It continues, travel on the net strategy figure, striograph etc..
For example, for the doubtful scenic spot location coordinate that abovementioned steps obtain, it is situated between in conjunction with scenic spot official website tourist map, scenic spot word
It continues and the sight spot informations such as travel on the net strategy figure, the title for obtaining the sight spot and classification and other information is matched, by certain sight spot
Coordinate Np (Xp, Yp) is matched with the road shape in the existing map datum in scenic spot, to judge patrolling for sight spot coordinate and road
The relationship of collecting, and rationally adjusted.
Because in abovementioned steps, scenic spot location coordinate Np (Xp, Yp) is obtained by the center position coordinate of scanning area
, it is understood that there may be certain deviation.For example, in lakeside there are some sight spot, but coordinate position is due to the edge that is averaged
Therefore entered in lake, then certain amendment should be carried out at this time.
The method of sampling statistics may be used to be judged and be counted in above-mentioned steps：
A. set the path line of each tourist's terminal as：L1、L2、L3……Li；
B. according to the GPS location precision of mobile terminal, per capita walking speed, sampling period T is set, in every track line selection
Take coordinate points N1, N2, N3 ... Nn ... of fixed time period；
In this way, every terminal track can generate corresponding track point set, such as
Terminal track L1 generates tracing point：N1 (X1, Y1), N2 (X2, Y2) ... Nn (Xn, Yn) ...
Terminal track L2 generates tracing point：N1 (X1, Y1), N2 (X2, Y2) ... Nn (Xn, Yn) ...
……
Terminal track Li generates tracing point：N1 (X1, Y1), N2 (X2, Y2) ... Nn (Xn, Yn)；……
For example, mobile terminal GPS location precision about 10m, walking speed is about 4~7km/h (1.5m/s) per capita, according to
This, access time cycle T=6s chooses coordinate points N1, N2, N3 ... Nn of fixed time period in every path line；
C. all track point sets of all path lines are superimposed upon same figure layer；
D, unit scanning area is set, pusher scanning is carried out to the point set after superposition, is calculated in per area per
The number of trajectory coordinates point N in time sets reference threshold M, when more than set threshold value for the number of N in unit area
When, take this can determine whether, this square area is that most of tourist is more long and intensive dwell regions, is chosen in this unit scanning area
Heart position coordinate Np (Xp, Yp), preliminary judgement its be certain scenic spot location coordinate Np (Xp, Yp)；
For example, the square area that length and width are 10 meters can be set, pushed away according to the approximate range frame at selected scenic spot
It is scanned into formula, in T1=10min, there are how many coordinate points N in each scanning area for calculating, set reference threshold M=500, should
Threshold value can suitably be adjusted according to tourism dull and rush season, to tentatively obtain doubtful sight spot and position coordinates.
As an alternative embodiment, above-mentioned scene data acquisition and update method further include：Sight spot information is newly-increased
Or update step S160, after setting the center point coordinate of the tracing point compact district to the position coordinates at doubtful sight spot, according to
The electronic map data for judging the target scenic spot and the POI information within the scope of scenic spot judge whether deposited in the target scenic spot
POI data at the doubtful sight spot；
If there are the POI datas at the doubtful sight spot in the target scenic spot, according to the position at the doubtful sight spot
Coordinate updates corresponding sight spot POI information；
If the POI data at the doubtful sight spot is not present in the target scenic spot, using the doubtful sight spot as new
Increase sight spot, POI information is generated according to the doubtful scenic spot location coordinate and its trail file.
If the sight spot is not present in existing map datum, increase the sight spot, if existing map datum has been deposited
At the sight spot, then the sight spot is updated.If position relationship is correct, it is located in road really, or has revised correctly, then basis
Whether the judgements such as scenic spot official website tourist map, scenic spot character introduction, travel on the net strategy figure there is new sight spot, such as autumn recently
Chrysanthemum show.Then according to above-mentioned data increase newly the picture at the sight spot either written historical materials or the sight spot whether increase it is new interior
Hold, which is updated, for example whether certain famous person accessed the sight spot etc. recently.
In above-mentioned steps, the number of time cycle, the shape of scanning area, unit interval and reference threshold is listed
Value, but the numerical value is only example, and the invention is not limited thereto.It in actual use, can be or practical acording to the requirement of user
Situation or empirical value are revised.
Based on the various embodiments described above, the present embodiment can also realize real-time update according to pre-set condition, such as often
Its 12 noon acquires and updates a data or different versions, such as four seasons of spring, summer, autumn and winter, repeats above-mentioned step
Suddenly, the supplement to omitting sight spot in scenic spot and the information update to having sight spot are completed.
Therefore, using above-mentioned step, the method that can utilize big data automatically analyzes to obtain doubtful sight spot, and utilize
Known geography is modified doubtful sight spot coordinate, after determining sight spot, recycles known humane information, increases newly or right
The introduction at sight spot is updated.
Flow diagram as illustrated in FIG. 2, above-mentioned scene data acquisition and update method example, this method include：
First, mobile terminal locations and temporal information are obtained, which can be a series of trail file, then by institute
The road shape that the mobile terminal tracing point fitting electronic map and intelligence data of obtained GPS obtains.
Further, the method by counting scanning, given threshold is to obtain doubtful sight spot, for tracing point compact district,
Judge whether it has sight spot POI in conjunction with scenic spot data, if so, then updating POI herein, coordinate points derive from trail file, belong to
Property information source in intelligence data, if nothing, increase POI herein newly, coordinate points derive from trail file, and attribute information derives from
Intelligence data.
It should be noted that when obtaining scenic spot electronic map data, it can be appropriate to expand on the basis of scenic spot approximate range
Range.When obtaining the motion track file of user, the optional trail file found a view in area's business hours.In control sight spot and road
When whether the logical relation on road correct, by the road shape in certain sight spot coordinate Np (Xp, Yp) and the existing map datum in scenic spot into
Row matching, to judge the logical relation of sight spot coordinate and road and rationally be adjusted.
To realize the above method, the embodiment of the invention also discloses a kind of acquisition of scene data and updating devices, with reference to Fig. 3
Shown, which includes such as lower unit：
The target scape is arranged in electronic map data acquiring unit 210, the electronic map data for obtaining target scenic spot
The scenic spot range and POI information in area；
Mobile trajectory data obtains screening unit 220, the mobile trajectory data for obtaining tourist's terminal, and screening obtains
Mobile trajectory data within the scope of the scenic spot at the target scenic spot in preset time period；
Statistic unit 230 is sampled, the mobile trajectory data for being obtained to screening is sampled statistics, in each motion track
It is upper to generate several trajectory coordinates points；
Scanning element 240 is scanned for the condition of scanning to be arranged within the scope of the scenic spot, obtains unit scanning plane
The quantity of trajectory coordinates point in product；
Matching unit 250 is selected at sight spot, for determining scenic spot location coordinate according to the quantity of the trajectory coordinates point, is called
The electronic map data at the target scenic spot and the POI information configure sight name and road for the scenic spot location coordinate
Logical relation.
Optionally, selection matching unit 250 in sight spot further comprises：
Judgment sub-unit, for judging whether the quantity of track coordinate points in the unit scan area is more than preset ginseng
Threshold value is examined, when determining that the quantity of the trajectory coordinates point is more than preset reference threshold, determines corresponding unit scan area area
Domain is tracing point compact district, sets the center point coordinate of the tracing point compact district to doubtful scenic spot location coordinate.
Optionally, the various embodiments described above are based on, above-mentioned scene data acquisition and updating device further include：
Judging unit is set as the position coordinates at doubtful sight spot for the center point coordinate in the tracing point compact district
Afterwards, according to the POI information within the scope of the electronic map data and scenic spot for judging the target scenic spot, judge in the target scenic spot
With the presence or absence of the POI data at the doubtful sight spot；
Updating unit, for when there are when the POI data at the doubtful sight spot, then being doubted according to described in the target scenic spot
Like the position coordinates at sight spot, corresponding sight spot POI information is updated；
Newly-increased unit, for when the POI data at the doubtful sight spot is not present in the target scenic spot, then being doubted described
Like sight spot as sight spot is increased newly, POI information is generated according to the doubtful scenic spot location coordinate and its trail file
It is realized alternatively, the function of above-described embodiment can be integrated in a module, sight spot information increases newly or updating unit
260, for after the center point coordinate of the tracing point compact district is set as the position coordinates at doubtful sight spot, according to judgement
The electronic map data at target scenic spot and the POI information within the scope of scenic spot judge to doubt with the presence or absence of described in the target scenic spot
Like the POI data at sight spot；If there are the POI datas at the doubtful sight spot in the target scenic spot, according to the doubtful scape
The position coordinates of point, update corresponding sight spot POI information；If the POI at the doubtful sight spot is not present in the target scenic spot
Data generate POI then using the doubtful sight spot as newly-increased sight spot according to the doubtful scenic spot location coordinate and its trail file
Information.
Optionally, electronic map data acquiring unit should be in scenic spot substantially model when obtaining road in scenic area map datum
The basis enclosed, appropriate expanded scope；
Mobile trajectory data obtains screening unit, when obtaining the motion track file of user, should choose scenic spot business
Trail file in time；
Matching unit is selected at sight spot, when whether the logical relation for compareing sight spot and road is correct, by certain sight spot coordinate Np
(Xp, Yp) is matched with the road shape in the existing map datum in scenic spot, to judge the logical relation of sight spot coordinate and road
And it is rationally adjusted.Since existing road shape in the matching process, is utilized, it is possible to reduce the error in calculating, because
It is the centre bit coordinate of scanning area for sight spot coordinate, pinpoints the problems when being matched according to road shape, it can be to scenic spot location
Coordinate is adjusted, and is at correct position, such as the sight spot of lakeside is fallen into due to error in lake, can be with
It is adjusted to lakeside so that the logical relation of fixed point coordinate and road is correct.
Scene data acquisition of the present invention and updating device can realize acquisition in real time and update according to demand, or
Person presses different versions, runs the present apparatus, completes the supplement to omitting sight spot in scenic spot and the information update to having sight spot.
It is also possible to be suitable for visitor's terminal device, it is provided with according to above-mentioned scene data acquisition and more
New equipment is configured with terminal user's map label function, obtains feedback of the tourist to sight spot POI for being based on mobile Internet
Information, and update the sight spot POI in the scenic spot.
The present invention further discloses a kind of self-help guide equipment, including：
Search and guide to visitors interface, for obtaining and showing scenic region guide information and guidance path；
Voice Navigation and explanation module, for carrying out Voice Navigation and sight spot explanation according to the guide to visitors information；
Data module is stored with the map datum obtained according to above-mentioned scene data acquisition and updating device；And/or
According to above-mentioned scene data acquisition and updating device, for acquiring, updating sight spot POI information inside scenic spot.
The various positions information that the present invention makes full use of GPS positioning, fed back for mobile terminal, utilizes big data analysis side
Method improves data accuracy and coverage rate, and can effectively improve the newer frequency of POI, reduces the time of taken outdoors, reduces outer
Industry acquisition cost promotes map products competitiveness.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, apparatus or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, the present invention can be used in one or more wherein include computer usable program code computer
The computer program production implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
Several embodiments of the present invention have shown and described in above description, but as previously described, it should be understood that the present invention is not
It is confined to form disclosed herein, is not to be taken as excluding other embodiments, and can be used for various other combinations, modification
And environment, and can be carried out by the above teachings or related fields of technology or knowledge in the scope of the invention is set forth herein
Change.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be in institute of the present invention
In attached scope of the claims.
Claims (10)
1. a kind of scene data acquisition and update method, which is characterized in that include the following steps：
The electronic map data for obtaining target scenic spot, is arranged the scenic spot range and POI information at the target scenic spot；
The mobile trajectory data of tourist's terminal is obtained, screening obtains within the scope of the scenic spot at the target scenic spot in preset time period
Mobile trajectory data；
The mobile trajectory data obtained to screening is sampled statistics, and several trajectory coordinates points are generated on each motion track；
The condition of scanning is set, is scanned within the scope of the scenic spot, the number of the trajectory coordinates point in unit scan area is obtained
Amount；
Determine scenic spot location coordinate according to the quantity of the trajectory coordinates point, call the target scenic spot electronic map data and
The POI information configures sight name and road logical relation for the scenic spot location coordinate.
2. scene data acquisition according to claim 1 and update method, which is characterized in that described to be sat according to the track
The quantity of punctuate determines that scenic spot location coordinate further comprises：
Judge whether the quantity of track coordinate points in the unit scan area is more than preset reference threshold, determines the track
When the quantity of coordinate points is more than preset reference threshold, determine that corresponding unit scan area region is tracing point compact district, it will
The center point coordinate of the tracing point compact district is set as doubtful scenic spot location coordinate.
3. scene data acquisition according to claim 1 or 2 and update method, which is characterized in that further include：
After setting the center point coordinate of the tracing point compact district to the position coordinates at doubtful sight spot, according to judging the target
The electronic map data at scenic spot and the POI information within the scope of scenic spot judge to whether there is the doubtful scape in the target scenic spot
The POI data of point；
If there are the POI data at the doubtful sight spot in the target scenic spot, according to the position coordinates at the doubtful sight spot,
Update corresponding sight spot POI information；
If the POI data at the doubtful sight spot is not present in the target scenic spot, using the doubtful sight spot as newly-increased scape
Point generates POI information according to the doubtful scenic spot location coordinate and its trail file.
4. scene data acquisition according to claim 3 and update method, which is characterized in that further include：
Acquisition in real time and update are realized according to pre-set condition, or by different versions, are repeated the above steps, completion pair
The supplement and the information update to having sight spot that sight spot is omitted in scenic spot.
5. a kind of scene data acquisition and updating device, which is characterized in that including such as lower unit：
The scape at the target scenic spot is arranged in electronic map data acquiring unit, the electronic map data for obtaining target scenic spot
Area's range and POI information；
Mobile trajectory data obtains screening unit, the mobile trajectory data for obtaining tourist's terminal, and screening is obtained in the mesh
Mark the mobile trajectory data in preset time period within the scope of the scenic spot at scenic spot；
Statistic unit is sampled, the mobile trajectory data for being obtained to screening is sampled statistics, is generated on each motion track
Several trajectory coordinates points；
Scanning element is scanned for the condition of scanning to be arranged within the scope of the scenic spot, obtains the rail in unit scan area
The quantity of mark coordinate points；
Sight spot selection matching unit calls the mesh for determining scenic spot location coordinate according to the quantity of the trajectory coordinates point
The electronic map data at scenic spot and the POI information are marked, sight name is configured for the scenic spot location coordinate and road logic is closed
System.
6. scene data acquisition according to claim 5 and updating device, which is characterized in that select matching unit in sight spot
In, further comprise：
Judgment sub-unit, for judging it is preset with reference to threshold whether the quantity of track coordinate points in the unit scan area is more than
Value determines that corresponding unit scan area region is when determining that the quantity of the trajectory coordinates point is more than preset reference threshold
Tracing point compact district sets the center point coordinate of the tracing point compact district to doubtful scenic spot location coordinate.
7. scene data acquisition according to claim 5 or 6 and updating device, which is characterized in that further include：
Judging unit, for after the center point coordinate of the tracing point compact district is set as the position coordinates at doubtful sight spot, root
It is judged that the electronic map data at the target scenic spot and the POI information within the scope of scenic spot, judge in the target scenic spot whether
There are the POI datas at the doubtful sight spot；
Updating unit, for when in the target scenic spot there are when the POI data at the doubtful sight spot, then according to the doubtful scape
The position coordinates of point, update corresponding sight spot POI information；
Newly-increased unit is used for when the POI data at the doubtful sight spot is not present in the target scenic spot, then by the doubtful scape
Point generates POI information as sight spot is increased newly, according to the doubtful scenic spot location coordinate and its trail file.
8. scene data acquisition according to claim 7 and updating device, it is characterised in that：
Electronic map data acquiring unit should be fitted when obtaining road in scenic area map datum on the basis of scenic spot approximate range
Work as expanded scope；
Mobile trajectory data obtains screening unit, when obtaining the motion track file of user, should choose the scenic spot business hours
Interior trail file；
Matching unit is selected at sight spot, when whether the logical relation for compareing sight spot and road correct, by certain sight spot coordinate Np (Xp,
Yp it) is matched with the road shape in the existing map datum in scenic spot, to judge that the logical relation of sight spot coordinate and road is gone forward side by side
Row rationally adjustment.
9. a kind of visitor's terminal device, which is characterized in that be provided with according to claim 5-8 scene data acquisition and more
New equipment is configured with terminal user's map label function, obtains feedback of the tourist to sight spot POI for being based on mobile Internet
Information, and update the sight spot POI in the scenic spot.
10. a kind of self-help guide equipment, which is characterized in that including：
Search and guide to visitors interface, for obtaining and showing scenic region guide information and guidance path；
Voice Navigation and explanation module, for carrying out Voice Navigation and sight spot explanation according to the guide to visitors information；
Data module is stored with the map datum that the acquisition of the scene data according to claim 5-8 is obtained with updating device；
And/or the scene data according to claim 5-8 acquires and updating device, for acquiring, updating sight spot inside scenic spot
POI information.
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| CN201710014375.7A CN108287841A (en) | 2017-01-09 | 2017-01-09 | Scene data acquires and update method and system, the visitor's terminal device and assistant director of a film or play swim equipment |
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| CN201710014375.7A CN108287841A (en) | 2017-01-09 | 2017-01-09 | Scene data acquires and update method and system, the visitor's terminal device and assistant director of a film or play swim equipment |
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