CN102968497A - Method and system for dynamically processing data - Google Patents
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- CN102968497A CN102968497A CN2012105150167A CN201210515016A CN102968497A CN 102968497 A CN102968497 A CN 102968497A CN 2012105150167 A CN2012105150167 A CN 2012105150167A CN 201210515016 A CN201210515016 A CN 201210515016A CN 102968497 A CN102968497 A CN 102968497A
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Abstract
The invention discloses a method and a system for dynamically processing data, relates to the technical field of data processing and solves the problems that network resources are consumed because the data volume transmitted from a server to a client is increased when dynamic target data with high data volume exists in the prior art, and system resources are consumed and the data processing is slow when the client processes the dynamic target data with the high data volume. The method comprises the following steps: receiving the dynamic data of a dynamic object at intervals according to the preset time and storing the dynamic data to a space database; then converting the dynamic data into corresponding pattern data according to the preset map scale and the preset rule, wherein the data volume of the pattern data is smaller than that of the dynamic data; and transmitting the pattern data to the client for bringing convenience to display of the pattern data on the client according to the presser map scale. The embodiment of the invention is applied to the processing process of the dynamic data.
Description
Technical field
The present invention relates to technical field of data processing, relate in particular to a kind of dynamic data processing method and system.
Background technology
Existing Web GIS (Web Geographic Information System, when internet gis) technology is carried out monitoring display to dynamic object, by regularly transmit the dynamic object data from server end to client, carry out the data processing and show described dynamic object by client, when having the dynamic object data of big data quantity, increased to the 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 are processed slowly, and because the intensive demonstration of the dynamic object data of big data quantity, so that the display effect of client is relatively poor.
Summary of the invention
Embodiments of the invention provide a kind of dynamic data processing method and system, have effectively avoided the Internet Transmission of the dynamic object data of big data quantity, and to the consumption of client resource.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of dynamic data processing method comprises:
Receive the dynamic data of dynamic object according to the Preset Time interval, and with described dynamic data storage in spatial database;
According to default map scale and preset rules, be corresponding figure layer data with 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, in order on described client, show described figure layer data according to described default map scale.
A kind of Dynamic Data Processing system comprises:
Receiving element is used for receiving according to the Preset Time interval dynamic data of dynamic object, and with described dynamic data storage in spatial database;
Processing unit is used for according to default map scale and preset rules, be corresponding figure layer data with described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data;
Transmitting element is used for described figure layer data is sent to client, in order to show described figure layer data according to described default map scale on described client.
A kind of dynamic data processing method and system that the embodiment of the invention provides, receive the dynamic data of dynamic object according to the Preset Time interval, and with described dynamic data storage in spatial database, then according to default map scale and preset rules, be corresponding figure layer data with 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, in order on described client, show described figure layer data according to described default map scale.The embodiment of the invention has solved in the prior art when having the dynamic object data of big data quantity, increased to the 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 are processed slowly problem, have effectively avoided the Internet Transmission of the dynamic object data of big data quantity, and to the consumption of client resource.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the below will do to introduce simply to the accompanying drawing of required use in the embodiment of the invention, apparently, below described accompanying drawing only be some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The process flow diagram of a kind of dynamic data processing method that Fig. 1 provides for the embodiment of the invention 1;
A kind of substep synoptic diagram that step 102 comprises in a kind of dynamic data processing method that Fig. 2 provides for the embodiment of the invention 1;
The another kind of substep synoptic diagram that step 102 comprises in a kind of dynamic data processing method that Fig. 3 provides for the embodiment of the invention 1;
The process flow diagram of the another kind of dynamic data processing method that Fig. 4 provides for the embodiment of the invention 1;
The structural drawing of a kind of Dynamic Data Processing system that Fig. 5 provides for the embodiment of the 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 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 invention 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Dynamic data processing method provided by the present invention and system all are based on the application of Web GIS technology, in order better embodiment provided by the present invention to be described, at first briefly introduce Web GIS before embodiment provided by the invention.
Web GIS is the product that Internet technology is applied to the GIS exploitation, is interactively, distributed, a dynamic Geographic Information System.GIS provides spatial data, the making thematic map of browsing among the Web GIS by the internet for the client user, and carries out various spatial retrievals and spatial analysis.
Below in conjunction with accompanying drawing dynamic data processing method and the system that the embodiment of the invention provides is described in detail.
Embodiment 1
As shown in Figure 1, the embodiment of the invention provides a kind of dynamic data processing method, and the executive agent of the embodiment of the invention is for providing the server end of Dynamic Data Processing, and described method comprises:
101, receive the dynamic data of dynamic object according to the Preset Time interval, and with described dynamic data storage in spatial database.
Described dynamic object is taxi in the present embodiment, and described dynamic data comprises position data, the speed of a motor vehicle, travel direction, vehicle-state, the affiliated company of taxi, can also comprise other desired datas, for example.The data of relieving are not done restriction here.
Server end directly is stored in the spatial database of above-mentioned server end after getting access to described dynamic data.In described spatial database, also preserve other cartographic informations such as basic map information, vector data, raster data.
Wherein, described Preset Time is spaced apart the time cycle of obtaining described dynamic data that the keeper sets in advance, and for example, obtains once described dynamic data every 5 minutes.
102, according to default map scale and preset rules, be corresponding figure layer data with described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data.
The ratio value that described default map scale sets in advance for the keeper, for example 1: 10 ten thousand, namely upper 1 centimetre length of figure was equivalent to 100000 centimetres (namely 1000 meters) on the spot; 1: 5 ten thousand, namely upper 1 centimetre length of figure was equivalent to 50000 centimetres (namely 500 meters) on the spot.
Because the amount of dynamic data of the dynamic object that obtains is very large at every turn, if under described default map scale, show simultaneously all dynamic datas, then the picture that shows on the described client can be paved with, and there is not emphasis, therefore need described preset rules, be corresponding figure layer data with 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, in order to show described figure layer data described according to described default map scale.
Upgrade on the client in the frequency and step 101 of described figure layer data, the frequency of obtaining described dynamic data is consistent, for example, obtains one time dynamic data every 5 minutes, then on described client every renewal in 5 minutes described figure layer data once.
A kind of dynamic data processing method that the embodiment of the invention provides, receive the dynamic data of dynamic object according to the Preset Time interval, and with described dynamic data storage in spatial database, then according to default map scale and preset rules, be corresponding figure layer data with 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, in order on described client, show described figure layer data according to described default map scale.The embodiment of the invention has solved in the prior art when having the dynamic object data of big data quantity, increased to the 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 are processed slowly problem, have effectively avoided the Internet Transmission of the dynamic object data of big data quantity, and to the consumption of client resource.
In a kind of implementation of the embodiment of the invention, a kind of dynamic data processing method is provided, as shown in Figure 2, when described preset rules when according to default attribute described dynamic data being classified, in above-mentioned steps 102, described according to default map scale and preset rules, described daynamic transformation is comprised the steps: for corresponding figure layer data
201, the data that satisfy described default attribute in the described dynamic data are defined as the first object data;
202, according to described default map scale described first object data are converted to described figure layer data.
Described default attribute can be divided according to the data in the described dynamic data, for example, divides according to the position data of taxi, travel direction, vehicle-state, affiliated company etc.
For example, vehicle-state according to taxi is divided, described default attribute is unloaded taxi, then taxi unloaded in the described dynamic data is found out, be defined as the first object data, and then according to described default map scale described first object data be converted to described figure layer data.
For example, vehicle-state according to taxi is divided, and then divide according to the travel direction of taxi, described default attribute is taxi unloaded and that travel eastwards, then after finding unloaded taxi, search the taxi that travels in the taxi of described zero load eastwards, the dynamic data that finally obtains taxi unloaded and that travel eastwards is the 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 invention, a kind of dynamic data processing method is provided, as shown in Figure 3, when described preset rules is when extracting the dynamic object of specifying number in the appointed area, in above-mentioned steps 102, described according to default map scale and preset rules, described daynamic transformation is comprised the steps: for corresponding figure layer data
301, extract the dynamic object of specifying number in the 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 the second target data is converted to described figure layer data.
According to the position data in the described dynamic data, the dynamic object that will be in the described appointed area finds out, and chooses at random the dynamic object of described appointment number, and the dynamic data of described dynamic object is defined as described the second target data.For example, because the data volume of dynamic data is very large, when described appointed area is when having an area of 1 kilometer, according to the position data in the described dynamic data, when the taxi that is in described appointed area has 10, extract wherein one, and described dynamic data is defined as the second target data, according to described default map scale described the second target data is converted to described figure layer data, then on described client, just shows 1 taxi in described appointed area.
In another implementation of the embodiment of the invention, a kind of dynamic data processing method is provided, as shown in Figure 4, and the associative operation that can also carry out according to the request of obtaining described client, concrete steps are as follows:
401, receive the request that target data is obtained in described client requirement.
When the user wants to obtain other information by described client, then send the request that target data is obtained in requirement 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 obtaining is just different, therefore need to parse the appointment map scale that described request is carried from described request.
403, will be stored in the up-to-date dynamic data that obtains in the described spatial database, according to described appointment map scale and described preset rules, be converted to corresponding target data.
The current map scale that shows when described client is 1: 10 ten thousand, and the user then according to described appointment map scale and described preset rules, is converted to corresponding target data will check first 1: 5 ten thousand taxi monitoring information the time.For example, when utilizing preset rules shown in Figure 3, because described map scale amplified, when then in extracting described appointed area, specifying the dynamic object of number, as have an area of 500 meters and extract 1 taxi and show.
404, described target data is sent to described client.
Optionally, server end of the present invention can also provide by client the function of display base map base map, for example vector data or raster data, can select display operation in described client, for example when selecting to show traffic information figure layer, then send the request that shows traffic information figure layer to server end, then carry out data by described server end and process, show traffic information figure layer, this operation can be with reference to prior art.
Optionally, server end of the present invention can also be issued WMS (Web MapService, Web Map Services) or WFS (Web Factor Service, Web Feature Service) by client.
Optionally, server end of the present invention can also draw frame by client, click the operation of space querying or fence.When drawing the frame operation at map, when server end is received the instruction of drawing the frame operation, can will be described draw the location point of taxi information whole in the zone that the frame operation selects send to described client, in order to show the location point information of the whole taxis in the described zone of drawing frame operation selection in described client.When clicking the location point of some taxis wherein, can show the details of described taxi, for example the position data of taxi, the speed of a motor vehicle, travel direction, vehicle-state, affiliated company etc.For fence, when specifying one or more selection zone at map, if when in described selection zone, the lastest imformation of taxi being arranged, the taxi information behind the display update in described selection zone then.All can be with reference to prior art for aforesaid operations.
Embodiment 2
The embodiment of the 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 is used for receiving according to the Preset Time interval dynamic data of dynamic object, and with described dynamic data storage in spatial database;
Processing unit 52 is used for according to default map scale and preset rules, be corresponding figure layer data with described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data;
Transmitting element 53 is used for described figure layer data is sent to client, in order to show described figure layer data according to described default map scale on described client.
A kind of Dynamic Data Processing system that the embodiment of the invention provides, receive the dynamic data of dynamic object according to the Preset Time interval, and with described dynamic data storage in spatial database, then according to default map scale and preset rules, be corresponding figure layer data with 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, in order on described client, show described figure layer data according to described default map scale.The embodiment of the invention has solved in the prior art when having the dynamic object data of big data quantity, increased to the 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 are processed slowly problem, have effectively avoided the Internet Transmission of the dynamic object data of big data quantity, and to the consumption of client resource.
Optionally, as shown in Figure 6, when described preset rules when according to default attribute described dynamic data being classified, described processing unit 52 comprises:
The first processing module 61 is defined as the first object data for the data that described dynamic data satisfied described default attribute;
The second processing module 62 is used for according to described default map scale described first object data being converted to described figure layer data.
Optionally, as shown in Figure 7, when described preset rules is that described processing unit 52 comprises when extracting the dynamic object of specifying number in the appointed area:
The 3rd processing module 71 is used for extracting the dynamic object that number is specified in described appointed area, and the dynamic data of described dynamic object is defined as the second target data;
The manages module 72 everywhere, is used for according to described default map scale described the second target data being converted to described figure layer data.
Optionally, described receiving element also is used for receiving the request that target data is obtained in described client requirement;
Described processing unit also is used for parsing the appointment map scale that described request is carried from described request; With the up-to-date dynamic data that obtains that is stored in the described spatial database, according to described appointment map scale and described preset rules, be converted to corresponding target data;
Described transmitting element also is used for described target data is sent to described client.
The operating process of described Dynamic Data Processing system is referring to above-mentioned processing procedure to dynamic data.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better embodiment in a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk such as computing machine, hard disk or CD etc., comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; be the specific embodiment of the present invention only, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, 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:
Receive the dynamic data of dynamic object according to the Preset Time interval, and with described dynamic data storage in spatial database;
According to default map scale and preset rules, be corresponding figure layer data with 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, in order on described client, show described figure layer data according to described default map scale.
2. method according to claim 1 is characterized in that, described dynamic object is taxi, and described dynamic data comprises position data, the speed of a motor vehicle, travel direction, vehicle-state, the affiliated company of taxi.
3. method according to claim 2, it is characterized in that, when described preset rules when according to default attribute described dynamic data being classified, described according to default map scale and preset rules, be that the figure layer data of correspondence comprises with described daynamic transformation:
The data that satisfy described default attribute in the described dynamic data are defined as the 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 extracting the dynamic object of specifying number in the appointed area, described according to default map scale and preset rules, described daynamic transformation is comprised for corresponding figure layer data:
Extract the dynamic object of specifying number in the 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 the second target data is converted to described figure layer data.
5. each described method is characterized in that according to claim 1-4, and described method also comprises:
Receive the request that target data is obtained in described client requirement;
From described request, parse the appointment map scale that described request is carried;
With the up-to-date dynamic data that obtains that is stored in the 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 is used for receiving according to the Preset Time interval dynamic data of dynamic object, and with described dynamic data storage in spatial database;
Processing unit is used for according to default map scale and preset rules, be corresponding figure layer data with described daynamic transformation, and the data volume of described figure layer data is less than the data volume of described dynamic data;
Transmitting element is used for described figure layer data is sent to client, in order to show described figure layer data according to described default map scale on described client.
7. system according to claim 6 is characterized in that, when described preset rules when according to default attribute described dynamic data being classified, described processing unit comprises:
The first processing module is defined as the first object data for the data that described dynamic data satisfied described default attribute;
The second processing module is used for according to described default map scale described first object data being converted to described figure layer data.
8. system according to claim 6 is characterized in that, when described preset rules is that described processing unit comprises when extracting the dynamic object of specifying number in the appointed area:
The 3rd processing module is used for extracting the dynamic object that number is specified in described appointed area, and the dynamic data of described dynamic object is defined as the second target data;
The manages module everywhere, is used for according to described default map scale described the second target data being converted to described figure layer data.
9. each described system is characterized in that according to claim 6-8,
Described receiving element also is used for receiving the request that target data is obtained in described client requirement;
Described processing unit also is used for parsing the appointment map scale that described request is carried from described request; With the up-to-date dynamic data that obtains that is stored in the described spatial database, according to described appointment map scale and described preset rules, be converted to corresponding target data;
Described transmitting element also is used for described target data is sent to described client.
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| 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 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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