CN102968497B - dynamic data processing method and system - Google Patents
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Abstract
The invention discloses a kind of dynamic data processing method and system, relate to technical field of data processing, to solve in prior art when there are the dynamic object data of big data quantity, increased to client transmissions data volume by server end, expend Internet resources, client is when processing the dynamic object data of big data quantity simultaneously, expend system resource, data processing is problem slowly, described method comprises: the dynamic data receiving dynamic object according to prefixed time interval, and by described dynamic data storage in spatial database, then according to presetting map scale and preset rules, it is corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data, described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.The embodiment of the present invention is applied in Dynamic Data Processing process.
Description
Technical field
The present invention relates to technical field of data processing, particularly relate to a kind of dynamic data processing method and system.
Background technology
Existing Web GIS (Web Geographic Information System, internet gis) technology is when carrying out monitoring display to dynamic object, by from server end to client timing transmission dynamic object data, carry out data processing by client and show described dynamic object, when there are the dynamic object data of big data quantity, increased to client transmissions data volume by server end, expend Internet resources, client is when processing the dynamic object data of big data quantity simultaneously, expend system resource, data processing is slow, and the intensive display of the dynamic object data due to big data quantity, make the display effect of client poor.
Summary of the invention
Embodiments of the invention provide a kind of dynamic data processing method and system, effectively prevent the Internet Transmission of the dynamic object data of big data quantity, and the consumption to client resource.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of dynamic data processing method, comprising:
The dynamic data of dynamic object is received according to prefixed time interval, and by described dynamic data storage in spatial database;
According to default map scale and preset rules, be corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data;
Described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.
A kind of Dynamic Data Processing system, comprising:
Receiving element, for receiving the dynamic data of dynamic object, and by described dynamic data storage in spatial database according to prefixed time interval;
Processing unit, for according to default map scale and preset rules, be corresponding figure layer data, and the data volume of described figure layer data is less than the data volume of described dynamic data by described daynamic transformation;
Transmitting element, for described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.
A kind of dynamic data processing method that the embodiment of the present invention provides and system, the dynamic data of dynamic object is received according to prefixed time interval, and by described dynamic data storage in spatial database, then according to presetting map scale and preset rules, it is corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data, described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.The embodiment of the present invention to solve in prior art when there are the dynamic object data of big data quantity, increased to client transmissions data volume by server end, expend Internet resources, client is when processing the dynamic object data of big data quantity simultaneously, expend system resource, data processing is problem slowly, effectively prevent the Internet Transmission of the dynamic object data of big data quantity, and the consumption to client resource.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in the embodiment of the present invention below, apparently, accompanying drawing described is below only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The process flow diagram of a kind of dynamic data processing method that Fig. 1 provides for the embodiment of the present invention 1;
The seed step schematic diagram that in a kind of dynamic data processing method that Fig. 2 provides for the embodiment of the present invention 1, step 102 comprises;
The another kind of sub-step schematic diagram that in a kind of dynamic data processing method that Fig. 3 provides for the embodiment of the present invention 1, step 102 comprises;
The process flow diagram of the another kind of dynamic data processing method that Fig. 4 provides for the embodiment of the present invention 1;
The structural drawing of a kind of Dynamic Data Processing system that Fig. 5 provides for the embodiment of the present invention 2;
The structural drawing of processing unit in a kind of Dynamic Data Processing system that Fig. 6 provides for the embodiment of the present invention 2;
The structural drawing of processing unit in a kind of Dynamic Data Processing system that Fig. 7 provides for the embodiment of the present invention 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Dynamic data processing method provided by the present invention and system are all the application of sing on web GIS technology, in order to better be described embodiment provided by the present invention, first before embodiment provided by the invention, briefly introduce Web GIS.
Web GIS is the product that Internet technology is applied to GIS exploitation, is interactively, distributed, a dynamic Geographic Information System.GIS is provided the spatial data browsed in Web GIS by internet for client user, makes thematic map, and carries out various spatial retrieval and spatial analysis.
The dynamic data processing method provided the embodiment of the present invention below in conjunction with accompanying drawing and system are described in detail.
Embodiment 1
As shown in Figure 1, the embodiment of the present invention provides a kind of dynamic data processing method, and the executive agent of the embodiment of the present invention is for providing the server end of Dynamic Data Processing, and described method comprises:
101, the dynamic data of dynamic object is received according to prefixed time interval, and by described dynamic data storage in spatial database.
Described dynamic object is taxi in the present embodiment, and described dynamic data comprises the position data of taxi, the speed of a motor vehicle, travel direction, vehicle-state, affiliated company, can also comprise other desired datas, such as.To relieve data, here do not limit.
Server end, after getting described dynamic data, is directly stored in the spatial database of above-mentioned server end.Other cartographic informations such as basic map information, vector data, raster data are also preserved in described spatial database.
Wherein, described prefixed time interval is the time cycle of the described dynamic data of acquisition that keeper pre-sets, and such as, obtains once described dynamic data every 5 minutes.
102, according to default map scale and preset rules, be corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data.
Described default map scale is the ratio value that keeper pre-sets, such as 1: 10 ten thousand, and namely scheme upper 1 centimetre length and be equivalent to 100000 centimetres on the spot (namely 1000 meters); 1: 5 ten thousand, namely scheme upper 1 centimetre length and be equivalent to 50000 centimetres on the spot (namely 500 meters).
Because the amount of dynamic data of the dynamic object obtained is very large at every turn, if show all dynamic datas under described default map scale simultaneously, then the picture that described client shows can be paved with, and there is no emphasis, therefore described preset rules is needed, be corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data.
103, described figure layer data is sent to client, to show described figure layer data described according to described default map scale.
In frequency client upgrading described figure layer data and step 101, the frequency obtaining described dynamic data is consistent, such as, obtains a dynamic data every 5 minutes, then in described client, upgrades once described figure layer data every 5 minutes.
A kind of dynamic data processing method that the embodiment of the present invention provides, the dynamic data of dynamic object is received according to prefixed time interval, and by described dynamic data storage in spatial database, then according to presetting map scale and preset rules, it is corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data, described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.The embodiment of the present invention to solve in prior art when there are the dynamic object data of big data quantity, increased to client transmissions data volume by server end, expend Internet resources, client is when processing the dynamic object data of big data quantity simultaneously, expend system resource, data processing is problem slowly, effectively prevent the Internet Transmission of the dynamic object data of big data quantity, and the consumption to client resource.
In a kind of implementation of the embodiment of the present invention, a kind of dynamic data processing method is provided, as shown in Figure 2, when described preset rules is for classifying to described dynamic data according to preset attribute, in above-mentioned steps 102, described according to default map scale and preset rules, be that corresponding layer data comprise the steps: by described daynamic transformation
201, the data meeting described preset attribute in described dynamic data are defined as first object data;
202, according to described default map scale, described first object data are converted to described figure layer data.
Described preset attribute can divide according to the data in described dynamic data, such as, divides according to the position data, travel direction, vehicle-state, affiliated company etc. of taxi.
Such as, divide according to the vehicle-state of taxi, described preset attribute is unloaded taxi, then taxi unloaded in described dynamic data is found out, be defined as first object data, and then according to described default map scale, described first object data be converted to described figure layer data.
Such as, divide according to the vehicle-state of taxi, and then divide according to the travel direction of taxi, described preset attribute is taxi that is unloaded and that travel eastwards, then after finding unloaded taxi, in the taxi of described zero load, search the taxi travelled eastwards, the dynamic data finally obtaining taxi that is unloaded and that travel eastwards is first object data, and then according to described default map scale, described first object data is converted to described figure layer data.
In the another kind of implementation of the embodiment of the present invention, a kind of dynamic data processing method is provided, as shown in Figure 3, when described preset rules is when specifying the dynamic object of number in extraction appointed area, in above-mentioned steps 102, described according to default map scale and preset rules, be that corresponding layer data comprise the steps: by described daynamic transformation
301, extract the dynamic object of specifying number in described appointed area, and the dynamic data of described dynamic object is defined as the second target data;
302, according to described default map scale, described second target data is converted to described figure layer data.
According to the position data in described dynamic data, the dynamic object be in described appointed area is found out, and described in random selecting, specify the dynamic object of number, and the dynamic data of described dynamic object is defined as described second target data.Such as, because the data volume of dynamic data is very large, when described appointed area is circumference 1 kilometer, according to the position data in described dynamic data, when the taxi being in described appointed area has 10, extract wherein, and described dynamic data is defined as the second target data, according to described default map scale, described second target data is converted to described figure layer data, then in described client, just shows 1 taxi in described appointed area.
In another implementation of the embodiment of the present invention, provide a kind of dynamic data processing method, as shown in Figure 4, the associative operation that can also carry out according to the request obtaining described client, concrete steps are as follows:
401, the request that described client requirements obtains target data is received.
When user wants to obtain other information by described client, then sent the request requiring to obtain target data by described client.
402, from described request, parse the appointment map scale that described request is carried.
Because map scale is different, the information of acquisition is just different, therefore needs to parse from described request the appointment map scale that described request is carried.
403, the dynamic data of up-to-date acquisition will be stored in described spatial database, according to described appointment map scale and described preset rules, is converted to corresponding target data.
The current map engineer's scale shown when described client is 1: 10 ten thousand, and when user first will check the taxi monitoring information of 1: 5 ten thousand, then according to described appointment map scale and described preset rules, is converted to corresponding target data.Such as, when utilizing the preset rules shown in Fig. 3, because described map scale is exaggerated, then when specifying the dynamic object of number in the described appointed area of extraction, show as having an area of 500 meters of extractions, 1 taxi.
404, described target data is sent to described client.
Optionally, server end of the present invention can also provide the function of display base map base map by client, such as vector data or raster data, selection display operation can be carried out in described client, such as when selecting display traffic information layer, then send the request of display traffic information layer to server end, then carry out data processing by described server end, display traffic information layer, this operation can with reference to prior art.
Optionally, server end of the present invention can also issue WMS (Web MapService, web map service) or WFS (Web Factor Service, Web Feature Service) by client.
Optionally, server end of the present invention can also carry out the operation of drawing frame, clicking space querying or fence by client.When carrying out drawing frame to operate on map, when server end receives the instruction of drawing frame to operate, the described location point drawing frame to operate taxi information whole in the region selected can be sent to described client, to draw frame to operate the location point information of the whole taxis in the region selected in described client described in display.When clicking the location point of wherein some taxis, the details of described taxi can be shown, the position data, the speed of a motor vehicle, travel direction, vehicle-state, affiliated company etc. of such as taxi.For fence, when specifying one or more selected zone on map, if when having the lastest imformation of taxi in described selected zone, then the taxi information only in described selected zone after display update.All can with reference to prior art for aforesaid operations.
Embodiment 2
The embodiment of the present invention provides a kind of Dynamic Data Processing system, as shown in Figure 5, comprises receiving element 51, processing unit 52 and transmitting element 53.
Wherein, described receiving element 51, for receiving the dynamic data of dynamic object, and by described dynamic data storage in spatial database according to prefixed time interval;
Processing unit 52, for according to default map scale and preset rules, be corresponding figure layer data, and the data volume of described figure layer data is less than the data volume of described dynamic data by described daynamic transformation;
Transmitting element 53, for described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.
A kind of Dynamic Data Processing system that the embodiment of the present invention provides, the dynamic data of dynamic object is received according to prefixed time interval, and by described dynamic data storage in spatial database, then according to presetting map scale and preset rules, it is corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data, described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.The embodiment of the present invention to solve in prior art when there are the dynamic object data of big data quantity, increased to client transmissions data volume by server end, expend Internet resources, client is when processing the dynamic object data of big data quantity simultaneously, expend system resource, data processing is problem slowly, effectively prevent the Internet Transmission of the dynamic object data of big data quantity, and the consumption to client resource.
Optionally, as shown in Figure 6, when described preset rules is for classifying to described dynamic data according to preset attribute, described processing unit 52 comprises:
First processing module 61, for being defined as first object data by the data meeting described preset attribute in described dynamic data;
Second processing module 62, for being converted to described figure layer data according to described default map scale by described first object data.
Optionally, as shown in Figure 7, when described preset rules is that when specifying the dynamic object of number in extraction appointed area, described processing unit 52 comprises:
3rd processing module 71, for extracting the dynamic object of specifying number in described appointed area, and is defined as the second target data by the dynamic data of described dynamic object;
4th processing module 72, for being converted to described figure layer data according to described default map scale by described second target data.
Optionally, described receiving element, also obtains the request of target data for receiving described client requirements;
Described processing unit, also for parsing the appointment map scale that described request is carried from described request; By the dynamic data of up-to-date acquisition be stored in described spatial database, according to described appointment map scale and described preset rules, be converted to corresponding target data;
Described transmitting element, also for described target data is sent to described client.
The operating process of described Dynamic Data Processing system, see the above-mentioned processing procedure to dynamic data.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better embodiment.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computing machine, hard disk or CD etc., comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (9)
1. a dynamic data processing method, is characterized in that, comprising:
The dynamic data of dynamic object is received according to prefixed time interval, and by described dynamic data storage in spatial database;
According to default map scale and preset rules, be corresponding figure layer data by described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data;
Described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.
2. method according to claim 1, is characterized in that, described dynamic object is taxi, and described dynamic data comprises the position data of taxi, the speed of a motor vehicle, travel direction, vehicle-state, affiliated company.
3. method according to claim 2, it is characterized in that, when described preset rules is for classifying to described dynamic data according to preset attribute, described according to default map scale and preset rules, be that corresponding layer data comprise by described daynamic transformation:
The data meeting described preset attribute in described dynamic data are defined as first object data;
According to described default map scale, described first object data are converted to described figure layer data.
4. method according to claim 2, it is characterized in that, when described preset rules is when specifying the dynamic object of number in extraction appointed area, described according to default map scale and preset rules, be that corresponding layer data comprise by described daynamic transformation:
Extract the dynamic object of specifying number in described appointed area, and the dynamic data of described dynamic object is defined as the second target data;
According to described default map scale, described second target data is converted to described figure layer data.
5. the method according to any one of claim 1-4, is characterized in that, described method also comprises:
Receive the request that described client requirements obtains target data;
The appointment map scale that described request is carried is parsed from described request;
By the dynamic data of up-to-date acquisition be stored in described spatial database, according to described appointment map scale and described preset rules, be converted to corresponding target data;
Described target data is sent to described client.
6. a Dynamic Data Processing system, is characterized in that, comprising:
Receiving element, for receiving the dynamic data of dynamic object, and by described dynamic data storage in spatial database according to prefixed time interval;
Processing unit, for according to default map scale and preset rules, be corresponding figure layer data, and the data volume of described figure layer data is less than the data volume of described dynamic data by described daynamic transformation;
Transmitting element, for described figure layer data is sent to client, to show described figure layer data according to described default map scale in described client.
7. system according to claim 6, is characterized in that, when described preset rules is for classifying to described dynamic data according to preset attribute, described processing unit comprises:
First processing module, for being defined as first object data by the data meeting described preset attribute in described dynamic data;
Second processing module, for being converted to described figure layer data according to described default map scale by described first object data.
8. system according to claim 6, is characterized in that, when described preset rules is that when specifying the dynamic object of number in extraction appointed area, described processing unit comprises:
3rd processing module, for extracting the dynamic object of specifying number in described appointed area, and is defined as the second target data by the dynamic data of described dynamic object;
4th processing module, for being converted to described figure layer data according to described default map scale by described second target data.
9. the system according to any one of claim 6-8, is characterized in that,
Described receiving element, also obtains the request of target data for receiving described client requirements;
Described processing unit, also for parsing the appointment map scale that described request is carried from described request; By the dynamic data of up-to-date acquisition be stored in described spatial database, according to described appointment map scale and described preset rules, be converted to corresponding target data;
Described transmitting element, also for described target data is sent to described client.
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| CN103886773B (en) * | 2014-03-19 | 2016-03-16 | 北京市交通信息中心 | Under a kind of B/S environment in GIS map the method for Real-Time Monitoring taxi |
| CN106501862B (en) * | 2016-09-30 | 2021-02-12 | 中国石油化工股份有限公司 | Logging sound wave variable density information processing method |
| CN107967347B (en) * | 2017-12-07 | 2021-01-22 | 湖北三新文化传媒有限公司 | Batch data processing method, server, system and storage medium |
| CN108090217A (en) * | 2017-12-29 | 2018-05-29 | 武汉市智勤创亿信息技术股份有限公司 | A kind of method and system that meteorological grating image is converted to WMS figure layers |
| CN110909418A (en) * | 2019-11-14 | 2020-03-24 | 北京润科通用技术有限公司 | Flight simulation data processing method and device |
| CN112231432A (en) * | 2020-12-10 | 2021-01-15 | 北京晶众智慧交通科技股份有限公司 | Rendering method and system of electronic map, storage medium and electronic equipment |
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