CN103092878B - The method and apparatus that a kind of key element intelligence of being polymerized in displaying is evaded - Google Patents
The method and apparatus that a kind of key element intelligence of being polymerized in displaying is evaded Download PDFInfo
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Abstract
This application provides the method and apparatus that a kind of key element intelligence of being polymerized in displaying is evaded, wherein said method comprises: set up index file; Receive the request of the moving target polymerization displaying that client is submitted to, described request comprises moving target information; Moving target information total in described moving target information and described index file is carried out paired comparisons, calculates moving object region polymerization site value; Described moving object region polymerization site value and described index file are carried out paired comparisons, and what obtain corresponding conflict key element evades positional information; By described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client; Client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.The application can allow map aggregation location point can effectively evade conflict key element, thus makes congruent point more reasonable, improves the experience of user.
Description
Technical field
The application relates to the technical field of target localization in polymerization displaying, particularly relates to a kind of method that key element intelligence of being polymerized in displaying is evaded, and, the device that a kind of key element intelligence of being polymerized in displaying is evaded.
Background technology
Along with the development of China's economic society, the moving targets such as vehicle, steamer, mobile phone are increasing.For vehicle, the operation control of the command scheduling of police vehicle, the monitoring of armoured van and sacurity dispatching, bus and rational management have become the more and more important problem of in public security, bank and public transport transportation system one.
The appearance of GPS (global system for mobile communications, Global Positioning System) location technology provides accurately real-time station-keeping ability to the navigator fix of the moving target such as vehicle, steamer.For this reason, existing a kind of System of Monitoring Mobile Target is by the particular location of GPS receiver determination vehicle, by vehicle radio station, GPS locating information is sent to Dispatch and Command Center, Dispatch and Command Center just can grasp the particular location of each vehicle in time, and is reproduced the accurate location of moving target very intuitively, clearly by electronic chart.
But the information of moving target is magnanimity in reality, in some particular case, need that polymerization is carried out to moving target information in this specific region and show, instead of show the positional information of each moving target, the speed of displaying can be improved like this, meet the monitoring demand under particular case.Such as, if can be polymerized the number of vehicles of showing in region, each street, so Dispatch and Command Center is when carrying out police strength and disposing, then more police strength can be deployed to the more region, street of number of vehicles.
Because polymerization is shown, the target polymerization location point obtained according to prior art may drop on irrational position, and as number of vehicles information drops in river region, period of the day from 11 p.m. to 1 a.m networking moving target information of number to drop in mountainous areas etc.Also namely, existing method have employed irrational polymerization site point, therefore obtains unreasonable and inaccurate polymerization displaying result, thus has had a strong impact on the experience of user to System of Monitoring Mobile Target.
So those skilled in the art's problem in the urgent need to address is: in polymerization is shown, apply a kind of technical method, allow map aggregation location point can effectively evade conflict key element, thus make congruent point more reasonable, improve the experience of user.
Summary of the invention
Technical problems to be solved in this application are to provide a kind of method that key element intelligence of being polymerized in displaying is evaded, and in polymerization is shown, allow map aggregation location point can effectively evade conflict key element, thus make congruent point more reasonable, improve the experience of user.
Accordingly, present invention also provides the device that a kind of key element intelligence of being polymerized in displaying is evaded, in order to ensure said method application in practice.
In order to solve the problem, this application discloses a kind of method that key element intelligence of being polymerized in displaying is evaded, comprising:
Set up index file, comprise total moving target information in described index file, cartographic information evades positional information with conflict key element;
Receive the request of the moving target polymerization displaying that client is submitted to, described request comprises moving target information;
Moving target information total in described moving target information and described index file is carried out paired comparisons, calculates moving object region polymerization site value;
Described moving object region polymerization site value and described index file are carried out paired comparisons, and what obtain corresponding conflict key element evades positional information;
By described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client;
Client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.
Preferably, the described step setting up index file comprises further:
Geographical environment is changed into the electronic chart represented with plane coordinate system, described electronic chart position No. is separated into some net regions, described net region is exactly the coordinate position of electronic chart;
Obtain in geographical environment total moving target information in the positional information of key element of conflicting and described geographical environment;
Moving target information total in the positional information of described conflict key element and this geographical environment is stored in described electronic chart respective coordinates position, generating indexes file;
Preferably, described moving object region polymerization site value comprises: the quantity of moving target described in the net region of described electronic chart, and, the position No. of described moving target in described electronic chart.
Preferably, described client is according to the region clustering positional value of described moving target, and the step of evading positional information determination rational position point of corresponding conflict key element, comprises further:
Client carries out aminated polyepichlorohydrin according to the region clustering positional value of described moving target, obtains candidate region polymerization site point;
Described candidate region polymerization site point is compared with the positional information of evading of the key element of conflicting of this moving object region, obtains reasonable region polymerization site point.
Preferably, describedly the evade positional information of polymerization site point in candidate region with the key element of conflicting of this moving object region to be compared, the step obtaining reasonable region polymerization site point comprises further:
When described candidate's polymerization site point is equal with the point coordinate that described region is evaded in positional information, move in described net region and/or move down and/or move to left and/or move to right this polymerization site point, until find non-described region to evade point nearest in positional information, recording this point is reasonable region polymerization site point.
Preferably, described moving target includes moving vehicle or the mobile terminal of locating device.
Disclosed herein as well is the device that a kind of key element intelligence of being polymerized in displaying is evaded, comprising:
Index file sets up module: for setting up index file, comprises total moving target information in described index file, and cartographic information evades positional information with conflict key element;
Request receiving module: the request that the moving target polymerization submitted to for receiving client is shown, described request comprises moving target information;
Polymerization site value computing module: for by moving target information paired comparisons total in described moving target information and described index file, calculate moving object region polymerization site value;
Evade position information acquisition module: for described moving object region polymerization site value and described index file are carried out paired comparisons, what obtain corresponding conflict key element evades positional information;
Information sending module: for by described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client;
Rational position point acquisition module: for client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.
Preferably, described index file is set up module and is comprised further:
Submodule is separated in net region: for geographical environment being changed into the electronic chart represented with plane coordinate system, described electronic chart position No. is separated into some net regions, described net region is exactly the coordinate position of electronic chart;
Index information obtains submodule: for obtaining in geographical environment total moving target information in the positional information of key element of conflicting and described geographical environment;
Information sub module stored: for moving target information total in the positional information of described conflict key element and this geographical environment is stored in described electronic chart respective coordinates position, generating indexes file.
Preferably, described polymerization site value computing module, comprises further:
Moving target quantity statistics unit: for according to moving target information paired comparisons total in described moving target information and described index file, the moving target quantity in computing grid region;
Position No. determining unit: for according to moving target information paired comparisons total in described moving target information and described index file, determine the position No. of described moving target in described electronic chart.
Preferably, described rational position point determination module, comprises further:
Position candidate point calculating sub module: carry out aminated polyepichlorohydrin according to the region clustering positional value of described moving target for client, obtains candidate region polymerization site point;
Rational position point obtains submodule: for being compared with the positional information of evading of the key element of conflicting of this moving object region by described candidate region polymerization site point, obtain reasonable region polymerization site point.
Compared with prior art, the application has the following advantages:
The application after client calculates the polymerization site point of described net region, if this polymerization site point drop on described in evade in coordinate points that positional information comprises, then this polymerization site point is adjusted; Due to the polymerization site point after adjustment and region, to evade the coordinate points that positional information comprises unequal, so, can effectively evade conflict geographic element.Therefore, it is possible to improve the rationality of region clustering location point, polymerization is shown, and result is more accurate.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the embodiment of the method that a kind of key element intelligence of being polymerized in displaying of the application is evaded;
Fig. 2 is the structured flowchart of the device embodiment that a kind of key element intelligence of being polymerized in displaying of the application is evaded.
Embodiment
For enabling above-mentioned purpose, the feature and advantage of the application more become apparent, below in conjunction with the drawings and specific embodiments, the application is described in further detail.
One of core idea of the embodiment of the present application is, calculates the polymerization site point of described net region, if this polymerization site point drop on described in evade in coordinate points that positional information comprises, then this polymerization site point is adjusted; Due to polymerization site point and the region after adjustment, to evade the coordinate points that positional information comprises unequal, so, can effectively evade conflict geographic element, improve the rationality of region clustering location point, make polymerization displaying result more accurate.
The application can coordinate various systematic difference moving target being done to polymerization displaying, carries out intelligence evade conflict key element, and polymerization is shown, and the region clustering location point of moving target is more accurate.
With reference to Fig. 1, show the process flow diagram of the embodiment of the method that a kind of key element intelligence of being polymerized in displaying of the application is evaded, specifically can comprise:
Step 101, set up index file, in described index file, comprise total moving target information, cartographic information and conflict key element evade positional information;
Described conflict key element is the characteristic of the moving target for polymerization displaying of composition, the key element of the regional location that moving target must be dodged.Such as, the moving target that be polymerized displaying is taxi, so moving target there will not be in lake under normal circumstances, the region such as river is gushed, sea, so setting conflict key element is water system.Conflict key element can according to actual conditions and target property sets itself, and the concrete scope of the application to conflict key element is not limited.
In a preferred embodiment of the present application, described step 101 may further include following sub-step:
Sub-step S11, geographical environment is changed into the electronic chart represented with plane coordinate system, described electronic chart position No. is separated into some net regions, and this net region is exactly the coordinate position of electronic chart;
Total moving target information in sub-step S12, the positional information obtaining in geographical environment key element of conflicting and this geographical environment;
Sub-step S13, moving target information total in the positional information of described conflict key element and this geographical environment is stored in described electronic chart respective coordinates position, generating indexes file.
In specific implementation, can be polymerized the whole geographical environment of displaying, corresponding generation pixel is the electronic chart A of 256 × 256.This electronic chart A is set as level=0 (rank is 0).The rank of electronic chart is corresponding convergent-divergent multiple, works as level=1, both electronic chart A is divided into 4 parts, and was called tile=4; Work as level=2, the every portion quartern more both after the electronic chart A quartern, at this moment electronic chart A is equally divided into 6 parts, is called tile=16.By that analogy, until level=18, tile=68719476736,18 is also highest level.As shown in the table:
Wherein, tile is net region, in practice, can determine tile position by the position No. of net region.
The information of key element of conflicting in described geographical environment stored, namely the map reference of conflict elements position, chi converts the pixel coordinate of electronic chart in proportion, corresponds to the position No. of a net region.
Store moving target informations (signal of moving target and the classification of moving target) all in described geographical environment, transferred by background engine (MGCAR) when needing.
The request that step 102, the moving target polymerization receiving client submission are shown, can comprise moving target information in described request;
In specific implementation, client needs which class moving target to carry out polymerization to and shows, just submits to the polymerization comprising the moving target information of this type of moving target in described geographical environment to show request.
Step 103, by moving target information proportioning total in described moving target information and described index file, calculate moving object region polymerization site value;
In a preferred embodiment of the present application, described step 103 specifically can comprise following sub-step:
The quantity of moving target described in the net region being calculated described electronic chart by described moving target information and index file, and, the position No. of described moving target in described electronic chart.
In actual applications, the quantity of moving target in the net region of described electronic chart can be determined according to described moving target information, by the total moving target information comparison stored in described moving target information and index file, backstage confirms the described moving target needing polymerization to show, and calculate its movement locus in electronic chart, the position No. of described moving target in described electronic chart can be obtained.
Step 104, described moving object region polymerization site value mated with described index file, what obtain corresponding conflict key element evades positional information;
In specific implementation, the position No. of described moving target in described electronic chart that described moving object region polymerization site value comprises, the position No. evading position of key element of namely conflicting in described index file, what just form described conflict key element after extraction evades positional information.
Step 105, by described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client;
Step 106, client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.
In a preferred embodiment of the present application, described step 106 may further include following sub-step:
Sub-step S21, client carry out aminated polyepichlorohydrin according to the region clustering positional value of described moving target, obtain candidate region polymerization site point;
Described candidate region polymerization site point is compared with the positional information of evading of the key element of conflicting of this moving object region by sub-step S22, obtains reasonable region polymerization site point.
In a kind of preferred embodiment of the application, described sub-step S22 can be, by when described candidate's polymerization site point is equal with the point coordinate that described region is evaded in positional information, move in described net region and/or move down and/or move to left and/or move to right this polymerization site point, until find non-described region to evade point nearest in positional information.
In a preferred embodiment of the present application, described moving target can include moving vehicle or the mobile terminal of locating device.
Conveniently those skilled in the art understand the application better, illustrate further the application below by way of a complete example:
Suppose current to taxi under the X house flag in certain geographical environment carry out polymerization show, then adopt the embodiment of the present application operate as follows:
1, by environment in described ground when level=0, be converted into the electronic chart that respective pixel is 256 × 256.Under level=n, whole electronic chart is divided into 2
n× 2
nindividual net region.
The gps signal of all taxis of X company in environment in described ground is stored in the background, the information of the conflict key element water system of environment in described ground is stored in electronic chart, and by the position of information, the net region position No. of corresponding electronic chart.Here conflict key element is preset as water system.
2, the request of the moving target polymerization displaying that client is submitted to is received, the taxi of X company is traveled through, and the position No. of all taxis is calculated by background engine, simultaneously the position No. of described taxi and index file comparison, extract the conflict element information of corresponding same position No..
3, aminated polyepichlorohydrin is carried out to all taxis, according to the feature of aminated polyepichlorohydrin, have a default polymerization radius.If being now polymerized radius is 4, then represents and the net region of electronic chart is divided into 16 sub-grids again, calculate the sub-grid that taxi density is maximum, produce a polymerization circle with the central point of this sub-grid, polymerization radius is default 4.If produce adjacent polymerization circle, merge, with the many side of close the quantity that quantity is few for merging rule, until the polymerization in electronic chart is justified all not adjacent to each other.Then now the central point of each polymerization circle is candidate's polymerization site point.
4, contrast each candidate's polymerization site point whether to overlap with the coordinate points in water system positional information, if move and/or move down and/or move to left and/or move to right this polymerization site point on then in described net region, until find point nearest in non-described water system positional information.
It should be noted that, for embodiment of the method, in order to simple description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the application is not by the restriction of described sequence of movement, because according to the application, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in instructions all belongs to preferred embodiment, and involved action might not be that the application is necessary.
With reference to Fig. 2, show the structure drawing of device that a kind of key element intelligence of being polymerized in displaying of the application is evaded, specifically can comprise:
Index file sets up module 201: for setting up index file, comprises total moving target information in described index file, and cartographic information evades positional information with conflict key element;
Request receiving module 202: the request that the moving target polymerization submitted to for receiving client is shown, described request comprises moving target information;
Polymerization site value computing module 203: for according to moving target information paired comparisons total in described moving target information and described index file, calculate moving object region polymerization site value;
Evade position information acquisition module 204: for described moving object region polymerization site value and described index file are carried out paired comparisons, what obtain corresponding conflict key element evades positional information;
Information sending module 205: for by described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client;
Rational position point acquisition module 206: for client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.
In an advantageous embodiment, described index file is set up module 201 and be may further include following submodule:
Submodule is separated in net region: for geographical environment being changed into the electronic chart represented with plane coordinate system, described electronic chart position No. is separated into some net regions, described net region is exactly the coordinate position of electronic chart;
Index information obtains submodule: for obtaining in geographical environment total moving target information in the positional information of key element of conflicting and described geographical environment;
Information sub module stored: for moving target information total in the positional information of described conflict key element and this geographical environment is stored in described electronic chart respective coordinates position, generating indexes file.
In specific implementation, described polymerization site value computing module 203, may further include following submodule:
Moving target quantity statistics unit: for according to moving target information paired comparisons total in described moving target information and described index file, the moving target quantity in computing grid region;
Position No. determining unit: for according to moving target information paired comparisons total in described moving target information and described index file, determine the position No. of described moving target in described electronic chart.
In this application in a kind of preferred embodiment, described rational position point acquisition module 206, may further include following submodule:
Position candidate point calculating sub module: carry out aminated polyepichlorohydrin according to the region clustering positional value of described moving target for client, obtains candidate region polymerization site point;
Rational position point determination submodule: for being compared with the positional information of evading of the key element of conflicting of this moving object region by described candidate region polymerization site point, obtain reasonable region polymerization site point.
In specific implementation, described rational position point obtains submodule, can further include:
Rational position point deployment unit: for client when described candidate's polymerization site point is equal with the point coordinate that described region is evaded in positional information, move in described net region and/or move down and/or move to left and/or move to right this polymerization site point, until find non-described region to evade point nearest in positional information, recording this point is reasonable region polymerization site point.
In a kind of preferred embodiment of the application, described rational position point obtains submodule and may further include with lower unit:
Point coordinate adjustment unit, for client when described candidate's polymerization site point is equal with the point coordinate that described region is evaded in positional information, move in described net region and/or move down and/or move to left and/or move to right this polymerization site point, until find non-described region to evade point nearest in positional information, recording this point is reasonable region polymerization site point.
In specific implementation, described device embodiment can be arranged in a certain station server, or is arranged in the server cluster of distributed frame according to actual conditions, and the application is not restricted this.
Because described device embodiment is substantially corresponding to preceding method embodiment, therefore not detailed part in the description of the present embodiment, see the related description in previous embodiment, just can not repeat at this.
The application can be used in numerous general or special purpose computing system environment or configuration.Such as: personal computer, server computer, handheld device or portable set, laptop device, multicomputer system, system, set top box, programmable consumer-elcetronics devices, network PC, small-size computer, mainframe computer, the distributed computing environment comprising above any system or equipment etc. based on microprocessor.
The application can describe in the general context of computer executable instructions, such as program module.Usually, program module comprises the routine, program, object, assembly, data structure etc. that perform particular task or realize particular abstract data type.Also can put into practice the application in a distributed computing environment, in these distributed computing environment, be executed the task by the remote processing devices be connected by communication network.In a distributed computing environment, program module can be arranged in the local and remote computer-readable storage medium comprising memory device.
The method that a kind of key element intelligence of being polymerized in displaying provided the application is above evaded and the device that a kind of key element intelligence of being polymerized in displaying is evaded are described in detail, apply specific case herein to set forth the principle of the application and embodiment, the explanation of above embodiment is just for helping method and the core concept thereof of understanding the application; Meanwhile, for one of ordinary skill in the art, according to the thought of the application, all will change in specific embodiments and applications, in sum, this description should not be construed as the restriction to the application.
Claims (10)
1. be polymerized the method that the key element intelligence in displaying is evaded, it is characterized in that, comprising:
Set up index file, comprise total moving target information in described index file, cartographic information evades positional information with conflict key element;
Receive the request of the moving target polymerization displaying that client is submitted to, described request comprises moving target information;
Moving target information total in described moving target information and described index file is carried out paired comparisons, calculates moving object region polymerization site value;
Described moving object region polymerization site value and described index file are carried out paired comparisons, and what obtain corresponding conflict key element evades positional information;
By described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client;
Client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.
2. the method for claim 1, is characterized in that, the described step setting up index file comprises further:
Geographical environment is changed into the electronic chart represented with plane coordinate system, described electronic chart position No. is separated into some net regions, described net region is exactly the coordinate position of electronic chart;
What obtain in geographical environment key element of conflicting evades total moving target information in positional information and described geographical environment;
Total moving target information in positional information and this geographical environment of evading of described conflict key element is stored in described electronic chart respective coordinates position, generating indexes file.
3. method as claimed in claim 2, it is characterized in that, described moving object region polymerization site value comprises: the quantity of moving target described in the net region of described electronic chart, and, the position No. of described moving target in described electronic chart.
4. method as claimed in claim 3, is characterized in that, described client is according to the region clustering positional value of described moving target, and the step of evading positional information determination rational position point of corresponding conflict key element, comprises further:
Client carries out aminated polyepichlorohydrin according to the region clustering positional value of described moving target, obtains candidate region polymerization site point;
Described candidate region polymerization site point is compared with the positional information of evading of the key element of conflicting of this moving object region, obtains reasonable region polymerization site point.
5. method as claimed in claim 4, is characterized in that, describedly the evade positional information of polymerization site point in candidate region with the key element of conflicting of this moving object region is compared, and obtains the step of reasonable region polymerization site point, comprises further:
Described candidate region polymerization site point and described moving object region conflict key element evade point coordinate in positional information equal time, move in described net region and/or move down and/or move to left and/or move to right this polymerization site point, until find the conflict key element of non-described moving object region evade point nearest in positional information, recording this point is reasonable region polymerization site point.
6. the method for claim 1, is characterized in that, described moving target includes moving vehicle or the mobile terminal of locating device.
7. be polymerized the device that the key element intelligence in displaying is evaded, it is characterized in that, comprising:
Index file sets up module: for setting up index file, comprises total moving target information in described index file, and cartographic information evades positional information with conflict key element;
Request receiving module: the request that the moving target polymerization submitted to for receiving client is shown, described request comprises moving target information;
Polymerization site value computing module: for by moving target information paired comparisons total in described moving target information and described index file, calculate moving object region polymerization site value;
Evade position information acquisition module: for described moving object region polymerization site value and described index file are carried out paired comparisons, what obtain corresponding conflict key element evades positional information;
Information sending module: for by described moving object region polymerization site value, and the positional information of evading of corresponding conflict key element sends to client;
Rational position point acquisition module: for client according to described moving object region polymerization site value, and, corresponding conflict key element evade positional information determination rational position point.
8. device as claimed in claim 7, it is characterized in that, described index file is set up module and is comprised further:
Submodule is separated in net region: for geographical environment being changed into the electronic chart represented with plane coordinate system, described electronic chart position No. is separated into some net regions, described net region is exactly the coordinate position of electronic chart;
Index information obtains submodule: evade total moving target information in positional information and described geographical environment for what obtain in geographical environment key element of conflicting;
Information sub module stored: for total moving target information in positional information and this geographical environment of evading of described conflict key element is stored in described electronic chart respective coordinates position, generating indexes file.
9. device as claimed in claim 8, it is characterized in that, described polymerization site value computing module, comprises further:
Moving target quantity statistics unit: for according to moving target information paired comparisons total in described moving target information and described index file, the moving target quantity in computing grid region;
Position No. determining unit: for according to moving target information paired comparisons total in described moving target information and described index file, determine the position No. of described moving target in described electronic chart.
10. device as claimed in claim 9, it is characterized in that, described rational position point determination module, comprises further:
Position candidate point calculating sub module: carry out aminated polyepichlorohydrin according to the region clustering positional value of described moving target for client, obtains candidate region polymerization site point;
Rational position point obtains submodule: for being compared with the positional information of evading of the key element of conflicting of this moving object region by described candidate region polymerization site point, obtain reasonable region polymerization site point.
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| CN107784919A (en) * | 2016-08-29 | 2018-03-09 | 中兴通讯股份有限公司 | Convergent point generation method and device in a kind of map |
| CN109815306B (en) * | 2019-01-25 | 2021-06-04 | 上海钧正网络科技有限公司 | Vehicle query method, device and system and server |
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