CN104636629A - Method and device for analyzing emergent water quality pollution event - Google Patents
Method and device for analyzing emergent water quality pollution event Download PDFInfo
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Abstract
An embodiment of the invention discloses a method and a device for analyzing an emergent water quality pollution event and aims to solve the problems of data lag, analysis lag and decision-making lag. The method includes: in virtual geographic environment, receiving station observation data and remote-sensing observation data in the emergent water quality pollution event; performing data quality control on the station observation data to acquire a station observation result, and performing remote-sensing image processing on the remote-sensing observation data to acquire a remote-sensing image inversion result; according to the remote-sensing image inversion result, determining model parameters, and inputting the model parameters and the station observation result as initial data into a preset water quality simulation model to acquire a simulation result; according to the simulation result, performing multi-dimension visualization on three-dimensional scene in the emergent water quality pollution event and dynamic diffusion of pollutant. By the method and the device, the problems of data lag, analysis lag and decision-making lag can be solved.
Description
Technical field
The present invention relates to the VGE research field of Geographic Information System, particularly relate to a kind of analytical approach and device of sudden water pollution event.
Background technology
In recent years, sudden water pollution event takes place frequently, the grievous injury water environment of China and the steady development of economic construction, the personal safety compromising the public of high degree and healthy.Water pollution event has significant unpredictability, sudden by force, and diffusion is quick and the response time is urgent, the features such as influence factor is complicated and changeable, therefore, to water pollution diffusion process, concentration distribution of pollutants and range of influence efficient, intuitively and reliably Dynamic Simulation Analysis become the problem that water pollution emergency response and decision-making must solve.
At present, large quantity research has been carried out around the aspect such as diffusion analysis, simulation of water quality visual analyzing of sudden water pollution event both at home and abroad.Because sudden water pollution diffusion process relates to more uncertain factor, existing achievement in research mainly concentrates on statistical study and the micro-judgment aspect of historical summary, or use single method to carry out venture analysis, it is a kind of top-down data driven mode, this pattern is centered by water quality data product, and employing off-line, passive type analytical model are analyzed.
But this pattern is dumb and efficiency is low, the shared difficulties such as data, model and information, is more and more not suitable with water quality accident complicated and changeable and meets an urgent need demand, the contradiction of " data are delayed, analyze delayed and decision-making is delayed " is very outstanding.
Summary of the invention
Embodiments provide a kind of analytical approach and device of sudden water pollution event, the problem of " data are delayed, analyze delayed and decision-making is delayed " can be solved.
The embodiment of the present invention has the following advantages: under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, respectively process is carried out to station data and remote sensing observations data and obtain website observed result and remote sensing image inversion result, expert can carry out the setting of model parameter according to remote sensing image inversion result, by preset simulation of water quality model, analog result is calculated to model parameter and website observed result, multidimensional is carried out visual by the dynamic diffusion of analog result to the three-dimensional scenic in sudden water pollution event and pollutant.By the analyzing and processing to website observation data and remote sensing observations data, it is visual that multidimensional is carried out in the real-time dynamic diffusion by the three-dimensional scenic in sudden water pollution event and pollutant, can solve the problem of " data are delayed, analyze delayed and decision-making is delayed ".
Accompanying drawing explanation
Fig. 1 is analytical approach embodiment schematic diagram of sudden water pollution event in the embodiment of the present invention;
Fig. 2 is another embodiment schematic diagram of analytical approach of sudden water pollution event in the embodiment of the present invention;
Fig. 3 is analytical equipment embodiment schematic diagram of sudden water pollution event in the embodiment of the present invention;
Fig. 4 is another embodiment schematic diagram of analytical equipment of sudden water pollution event in the embodiment of the present invention.
Embodiment
Embodiments provide a kind of analytical approach and device of sudden water pollution event, for solving the problem of " data are delayed, analyze delayed and decision-making is delayed ".
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, 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, should belong to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.The embodiments described herein should be appreciated that the data used like this can be exchanged in the appropriate case, so that can be implemented with the order except the content except here diagram or description.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Refer to Fig. 1, in the embodiment of the present invention, analytical approach embodiment of sudden water pollution event comprises:
101, under VGE, the website observation data in sudden water pollution event and remote sensing observations data are received;
In the present embodiment, under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, this website observation data and these remote sensing observations data can be terrain data, weather data and flow speed data.
Be understandable that, other types data can also be comprised, repeat no more herein.
102, data quality control is carried out to this website observation data, obtain website observed result, and remote sensing image process is carried out to these remote sensing observations data, obtain remote sensing image inversion result;
After the website observation data received in sudden water pollution event and remote sensing observations data, data quality control is carried out to this website observation data, comprise the sudden change to described website observation data, observation value jump continuously or bust and disappearance noise process, obtain website observed result, and remote sensing image process is carried out to these remote sensing observations data, comprise the process described remote sensing observations data being carried out to remote sensing image radiant correction and geometric correction, projective transformation and water quality information inverting, obtain remote sensing image inversion result.
It should be noted that, the process of above-mentioned data quality control and above-mentioned remote sensing image can also comprise other process, specifically repeats no more herein.
103, according to this remote sensing image inversion result Confirming model parameter, this model parameter and this website observed result are inputted preset simulation of water quality model as primary data, and obtains analog result;
According to this remote sensing image inversion result Confirming model parameter, call preset simulation of water quality model, this model parameter and this website observed result are inputted in this simulation of water quality model as primary data, and obtains analog result.
It should be noted that, the setting of this model parameter can be set by expert, can also be set, be specifically not construed as limiting herein by other decision maker.
Further, this simulation of water quality model is a kind of analog computation server, can carry out the calculating of concentration distribution of pollutants, scope and rate of propagation, can also carry out other and calculate, specifically be not construed as limiting herein.
104, multidimensional is carried out according to the dynamic diffusion of this analog result to the three-dimensional scenic in this sudden water pollution event and pollutant visual.
After determining analog result, carry out multidimensional according to the dynamic diffusion of this analog result to the three-dimensional scenic in this sudden water pollution event and pollutant visual.
In the present embodiment, under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, respectively process is carried out to station data and remote sensing observations data and obtain website observed result and remote sensing image inversion result, expert can carry out the setting of model parameter according to remote sensing image inversion result, by preset simulation of water quality model, analog result is calculated to model parameter and website observed result, multidimensional is carried out visual by the dynamic diffusion of analog result to the three-dimensional scenic in sudden water pollution event and pollutant.By the analyzing and processing to website observation data and remote sensing observations data, it is visual that multidimensional is carried out in the real-time dynamic diffusion by the three-dimensional scenic in sudden water pollution event and pollutant, can solve the problem of " data are delayed, analyze delayed and decision-making is delayed ".
For the ease of understanding, be described in detail the analytical approach of the sudden water pollution event in the embodiment of the present invention below, refer to Fig. 2, in the embodiment of the present invention, another embodiment of the analytical approach of sudden water pollution event comprises:
201, the website observation data in sudden water pollution event and remote sensing observations data are received;
In the present embodiment, under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, this website observation data and these remote sensing observations data can be terrain data, weather data and flow speed data.
Be understandable that, other types data can also be comprised, repeat no more herein.
202, the mode of flow custom is adopted, customized treatment flow process, to the sudden change of this website observation data, observation value jump continuously or bust and disappearance noise process, obtain website observed result, these remote sensing observations data are carried out to the process of remote sensing image radiant correction and geometric correction, projective transformation and water quality information inverting, obtain remote sensing image inversion result;
By software customized flow process, customized treatment flow process, to the sudden change of this website observation data, observation value jump continuously or bust and disappearance noise process, the high-value sector data also comprised causing due to sudden environmental change process, obtain website observation data, by the remote sensing image radiant correction that encapsulates in system and geometric correction, projective transformation, water quality procreation remote sensing image special topic Processing Algorithm, adopt the mode of flow custom, customization remote sensing image treatment scheme, realize carrying out remote sensing image radiant correction and geometric correction to these remote sensing observations data, the process of projective transformation and water quality information inverting, obtain remote sensing image inversion result.
203, according to this remote sensing image inversion result Confirming model parameter, this model parameter and this website observed result are inputted preset simulation of water quality model as primary data, and obtains analog result;
According to this remote sensing image inversion result Confirming model parameter, call preset simulation of water quality model, this model parameter and this website observed result are inputted in this simulation of water quality model as primary data, and obtains analog result.
It should be noted that, the setting of this model parameter can be set by expert, can also be set by Emergency decision person, and this model parameter also can carry out Coordination Treatment by multi-expert, Confirming model parameter.
Further, this simulation of water quality model is a kind of analog computation server, can carry out the calculating of concentration distribution of pollutants, scope and rate of propagation, can also carry out other and calculate, specifically be not construed as limiting herein.
204, multidimensional is carried out according to the dynamic diffusion process of this analog result to digital complex demodulation data, water body, meteorology and pollutant in this sudden water pollution event visual;
After determining analog result, carry out multidimensional according to the dynamic diffusion process of this analog result to digital complex demodulation data, water body, meteorology and pollutant in this sudden water pollution event visual.
205, Time Created line object;
When this sudden water pollution event is carried out multidimensional visual after, Time Created line object.
206, the operational order to this timeline object is received, and according to this operational order setting-up time information;
Receive the beginning to this timeline object, time-out, end or drag-and-drop operation instruction, according to this operational order setting-up time information.
It should be noted that, this operational order can also be other instructions, specifically repeats no more herein.
207, the visual renewal of multidimensional is completed according to this temporal information.
This temporal information dynamically updates to preset scene dynamics Object Manager by this timeline object, carries out calculating to upgrade and to upgrade multidimensional visual by this scene dynamics Object Manager to all dynamic objects.
It should be noted that, above-mentioned timeline object is also for the timing of this sudden water pollution event, setting-up time and carry out the flexible of time scale and demarcate.
In the present embodiment, under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, respectively process is carried out to station data and remote sensing observations data and obtain website observed result and remote sensing image inversion result, expert can carry out the setting of model parameter according to remote sensing image inversion result, by preset simulation of water quality model, analog result is calculated to model parameter and website observed result, multidimensional is carried out visual by the dynamic diffusion of analog result to the three-dimensional scenic in sudden water pollution event and pollutant.By the analyzing and processing to website observation data and remote sensing observations data, it is visual that multidimensional is carried out in the real-time dynamic diffusion by the three-dimensional scenic in sudden water pollution event and pollutant, can solve the problem of " data are delayed, analyze delayed and decision-making is delayed ".
Secondly, the present embodiment is upgraded multidimensional is visual by line object Time Created, by the high frame per second of visual for multidimensional maintenance, makes it to have better effect of visualization.
For the ease of understanding, be described with the analytical approach of the application scenarios of a reality to the sudden water pollution event in the embodiment of the present invention below:
A area burst water pollution event, obtaining the landform in A area, meteorological, after the data such as water body and flow velocity, by software customized flow process, customized treatment flow process, to the sudden change of these data, observation value jump continuously or bust and disappearance noise process, the high-value sector data also comprised causing due to sudden environmental change process, obtain website observation data, by the remote sensing image radiant correction that encapsulates in system and geometric correction, projective transformation, water quality procreation remote sensing image special topic Processing Algorithm, adopt the mode of flow custom, customization remote sensing image treatment scheme, remote sensing image radiant correction and geometric correction are carried out to these data, the process of projective transformation and water quality information inverting, obtain remote sensing image inversion result.Expert analyzes according to this remote sensing image inversion result afterwards, setting model parameter, the calculating of concentration distribution of pollutants and scope will be carried out in model parameter and website observed result input analog computation server, obtain result of calculation, carry out multidimensional according to the dynamic diffusion of this result of calculation to the three-dimensional model of this water pollution event and pollutant visual.
Introduce the analytical equipment of the sudden water pollution event in the embodiment of the present invention below, refer to Fig. 3, in the embodiment of the present invention, an embodiment of the analytical equipment of sudden water pollution event comprises:
First receiver module 301, for receiving website observation data in sudden water pollution event and remote sensing observations data under VGE;
Processing module 302, for carrying out data quality control to this website observation data, obtains website observed result, and carries out remote sensing image process to these remote sensing observations data, obtains remote sensing image inversion result;
Execution module 303, for according to after this remote sensing image inversion result Confirming model parameter, inputs preset simulation of water quality model using this model parameter and this website observed result as primary data, and obtains analog result;
Visualization model 304, visual for carrying out multidimensional according to the dynamic diffusion of this analog result to the three-dimensional scenic in this sudden water pollution event and pollutant.
In the present embodiment, under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, respectively process is carried out to station data and remote sensing observations data and obtain website observed result and remote sensing image inversion result, expert can carry out the setting of model parameter according to remote sensing image inversion result, by preset simulation of water quality model, analog result is calculated to model parameter and website observed result, multidimensional is carried out visual by the dynamic diffusion of analog result to the three-dimensional scenic in sudden water pollution event and pollutant.By the analyzing and processing to website observation data and remote sensing observations data, it is visual that multidimensional is carried out in the real-time dynamic diffusion by the three-dimensional scenic in sudden water pollution event and pollutant, can solve the problem of " data are delayed, analyze delayed and decision-making is delayed ".
For the ease of understanding, be described in detail the analytical equipment of the sudden water pollution event in the embodiment of the present invention below, refer to Fig. 4, in the embodiment of the present invention, another embodiment of the analytical equipment of sudden water pollution event comprises:
First receiver module 401, for receiving website observation data in sudden water pollution event and remote sensing observations data under VGE;
Processing module 402, for carrying out data quality control to this website observation data, obtains website observed result, and carries out remote sensing image process to these remote sensing observations data, obtains remote sensing image inversion result;
Execution module 403, for according to after this remote sensing image inversion result Confirming model parameter, inputs preset simulation of water quality model using this model parameter and this website observed result as primary data, and obtains analog result;
Visualization model 404, visual for carrying out multidimensional according to the dynamic diffusion of this analog result to the three-dimensional scenic in this sudden water pollution event and pollutant.
The present embodiment also comprises:
Set up module 405, for line object Time Created;
Second receiver module 406, for receiving the operational order to this timeline object;
Setting module 407, for according to this operational order setting-up time information;
Update module 408, for completing the visual renewal of multidimensional according to this temporal information.
Processing module 402 wherein in the present embodiment comprises:
First processing unit 4021, for adopting the mode of flow custom, customized treatment flow process, to the sudden change of this website observation data, observation value jump continuously or bust and disappearance noise process;
Second processing unit 4022, for adopting the mode of flow custom, customized treatment flow process, carries out the process of remote sensing image radiant correction and geometric correction, projective transformation and water quality information inverting to these remote sensing observations data.
Visualization model 404 comprises:
Visualization 4041, visual for carrying out multidimensional according to the dynamic diffusion process of this analog result to digital complex demodulation data, water body, meteorology and pollutant in this sudden water pollution event.
In the present embodiment, under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data, respectively process is carried out to station data and remote sensing observations data and obtain website observed result and remote sensing image inversion result, expert can carry out the setting of model parameter according to remote sensing image inversion result, by preset simulation of water quality model, analog result is calculated to model parameter and website observed result, multidimensional is carried out visual by the dynamic diffusion of analog result to the three-dimensional scenic in sudden water pollution event and pollutant.By the analyzing and processing to website observation data and remote sensing observations data, it is visual that multidimensional is carried out in the real-time dynamic diffusion by the three-dimensional scenic in sudden water pollution event and pollutant, can solve the problem of " data are delayed, analyze delayed and decision-making is delayed ".
Secondly, the present embodiment is upgraded multidimensional is visual by line object Time Created, by the high frame per second of visual for multidimensional maintenance, makes it to have better effect of visualization.
For the ease of understanding, below with the application scenarios of a reality being described alternately each intermodule of analytical equipment of sudden water pollution event in the present embodiment:
Under VGE, first receiver module 401 receives website observation data in sudden water pollution event and remote sensing observations data, this website observation data and these remote sensing observations data can be terrain data, weather data and flow speed data, be understandable that, other types data can also be comprised, repeat no more herein.By software customized flow process, customized treatment flow process, the first processing unit 4021 in processing module 402 is to the sudden change of this website observation data, observation value jump continuously or bust and disappearance noise process, the high-value sector data also comprised causing due to sudden environmental change process, obtain website observation data, by the remote sensing image radiant correction that encapsulates in system and geometric correction, projective transformation, water quality procreation remote sensing image special topic Processing Algorithm, adopt the mode of flow custom, customization remote sensing image treatment scheme, the second processing unit 4022 in processing module 402 carries out remote sensing image radiant correction and geometric correction to these remote sensing observations data, the process of projective transformation and water quality information inverting, obtain remote sensing image inversion result.Execution module 403 is according to this remote sensing image inversion result Confirming model parameter, call preset simulation of water quality model, this model parameter and this website observed result are inputted in this simulation of water quality model as primary data, and obtain analog result, it should be noted that, the setting of this model parameter can be set by expert, can also be set by Emergency decision person, this model parameter also can carry out Coordination Treatment by multi-expert, Confirming model parameter, further, this simulation of water quality model is a kind of analog computation server, concentration distribution of pollutants can be carried out, the calculating of scope and rate of propagation, can also be carried out other calculate, specifically be not construed as limiting herein.After determining analog result, it is visual that the visualization 4041 in visualization model 404 carries out multidimensional according to the dynamic diffusion process of this analog result to digital complex demodulation data, water body, meteorology and pollutant in this sudden water pollution event.When this sudden water pollution event is carried out multidimensional visual after, set up module 405 line object Time Created.Second receiver module 406 receives beginning to this timeline object, time-out, end or drag-and-drop operation instruction, setting module 407 is according to this operational order setting-up time information, it should be noted that, this operational order can also be other instructions, specifically repeats no more herein.This temporal information dynamically updates to preset scene dynamics Object Manager by this timeline object of update module 408, carry out calculating by this scene dynamics Object Manager to all dynamic objects to upgrade and to upgrade multidimensional visual, it should be noted that, above-mentioned timeline object is also for the timing of this sudden water pollution event, setting-up time and carry out the flexible of time scale and demarcate.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in an analytic unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an analytical approach for sudden water pollution event, is characterized in that, described method comprises:
Under VGE, receive the website observation data in sudden water pollution event and remote sensing observations data;
Data quality control is carried out to described website observation data, obtains website observed result, and remote sensing image process is carried out to described remote sensing observations data, obtain remote sensing image inversion result;
According to described remote sensing image inversion result Confirming model parameter, described model parameter and described website observed result are inputted preset simulation of water quality model as primary data, and obtains analog result;
Multidimensional is carried out visual according to the dynamic diffusion of described analog result to the three-dimensional scenic in described sudden water pollution event and pollutant.
2. method according to claim 1, is characterized in that, described analog result comprises: the analog result of concentration distribution of pollutants, scope and rate of propagation.
3. method according to claim 1, is characterized in that, describedly carries out data quality control to described website observation data and comprises:
Adopt the mode of flow custom, customized treatment flow process, to the sudden change of described website observation data, observation value jump continuously or bust and disappearance noise process.
4. method according to claim 3, is characterized in that, describedly carries out remote sensing image process to described remote sensing observations data and comprises:
Adopt the mode of flow custom, customized treatment flow process, described remote sensing observations data are carried out to the process of remote sensing image radiant correction and geometric correction, projective transformation and water quality information inverting.
5. method according to claim 1, is characterized in that, describedly carries out according to the dynamic diffusion of described analog result to the three-dimensional scenic in described sudden water pollution event and pollutant that multidimensional is visual to be comprised:
Multidimensional is carried out visual according to the dynamic diffusion process of described analog result to digital complex demodulation data, water body, meteorology and pollutant in described sudden water pollution event.
6. method according to any one of claim 1 to 5, is characterized in that, described according to the dynamic diffusion of described analog result to the three-dimensional scenic in described sudden water pollution event and pollutant carry out multidimensional visual after, described method also comprises:
Time Created line object;
Receive the operational order to described timeline object, and according to described operational order setting-up time information;
The visual renewal of multidimensional is completed according to described temporal information.
7. an analytical equipment for sudden water pollution event, is characterized in that, comprising:
First receiver module, for receiving website observation data in sudden water pollution event and remote sensing observations data under VGE;
Processing module, for carrying out data quality control to described website observation data, obtains website observed result, and carries out remote sensing image process to described remote sensing observations data, obtains remote sensing image inversion result;
Execution module, for according to after described remote sensing image inversion result Confirming model parameter, inputs preset simulation of water quality model using described model parameter and described website observed result as primary data, and obtains analog result;
Visualization model, visual for carrying out multidimensional according to the dynamic diffusion of described analog result to the three-dimensional scenic in described sudden water pollution event and pollutant.
8. device according to claim 7, is characterized in that, described processing module comprises:
First processing unit, for adopting the mode of flow custom, customized treatment flow process, to the sudden change of described website observation data, observation value jump continuously or bust and disappearance noise process;
Second processing unit, for adopting the mode of flow custom, customized treatment flow process, carries out the process of remote sensing image radiant correction and geometric correction, projective transformation and water quality information inverting to described remote sensing observations data.
9. device according to claim 7, is characterized in that, described visualization model comprises:
Visualization, visual for carrying out multidimensional according to the dynamic diffusion process of described analog result to digital complex demodulation data, water body, meteorology and pollutant in described sudden water pollution event.
10. the device according to any one of claim 7 to 9, is characterized in that, described device also comprises:
Set up module, for line object Time Created;
Second receiver module, for receiving the operational order to described timeline object;
Setting module, for according to described operational order setting-up time information;
Update module, for completing the visual renewal of multidimensional according to described temporal information.
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| CN108507949B (en) * | 2018-02-07 | 2020-11-13 | 浙大正呈科技有限公司 | River water quality monitoring method based on high-resolution remote sensing satellite |
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