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基于工作流的礦區(qū)遙感數(shù)據(jù)處理關(guān)鍵技術(shù)研究

發(fā)布時(shí)間:2018-11-01 19:01
【摘要】:近年來(lái)生態(tài)環(huán)境問(wèn)題日益突出,隨著航天遙感對(duì)地觀測(cè)技術(shù)的發(fā)展,遙感信息獲取能力不斷增強(qiáng),針對(duì)生態(tài)環(huán)境遙感監(jiān)測(cè)的行業(yè)應(yīng)用正在形成規(guī)模。然而礦區(qū)作為環(huán)保重點(diǎn)監(jiān)測(cè)對(duì)象,傳統(tǒng)的監(jiān)測(cè)手段以及信息處理方式已經(jīng)不能滿(mǎn)足行業(yè)監(jiān)測(cè)需要。如何針對(duì)礦區(qū)特殊地理環(huán)境對(duì)海量生態(tài)遙感數(shù)據(jù)進(jìn)行實(shí)時(shí)、高效、精確的處理是當(dāng)前面臨的主要問(wèn)題。本文針對(duì)礦區(qū)生態(tài)環(huán)境遙感監(jiān)測(cè)的特點(diǎn),將工作流技術(shù)引入到礦區(qū)生態(tài)環(huán)境遙感數(shù)據(jù)處理過(guò)程中,目的是實(shí)現(xiàn)一種針對(duì)礦區(qū)遙感數(shù)據(jù)處理特點(diǎn)的高效生產(chǎn)模式。論文完成期間主要工作以及成果如下: 1、礦區(qū)生態(tài)環(huán)境遙感監(jiān)測(cè)產(chǎn)品生產(chǎn)流程研究。將礦區(qū)遙感產(chǎn)品生產(chǎn)流程模塊化、組件化。分析其各模塊之間的聯(lián)系,構(gòu)建算法樹(shù),按照數(shù)據(jù)流向自底向上驅(qū)動(dòng)生產(chǎn)。 2、引入WF工作流。對(duì)算法驅(qū)動(dòng)進(jìn)行改進(jìn),引入Windows Work Flow工作流,,細(xì)化各算法模塊,定義各模塊屬性狀態(tài)。 3、基于WF工作流的礦區(qū)遙感產(chǎn)品生產(chǎn)驅(qū)動(dòng)。基于WF工作流,設(shè)計(jì)各模塊接口,實(shí)現(xiàn)工作流引擎中調(diào)度策略組件化、各算法功能模塊組件化,實(shí)現(xiàn)各模塊的高內(nèi)聚、低耦合,提高算法開(kāi)發(fā)人員工作效率。 4、實(shí)驗(yàn)驗(yàn)證。選取有代表性的算法模型,針對(duì)同一礦區(qū)遙感數(shù)據(jù)進(jìn)行大量實(shí)驗(yàn),從幾個(gè)方面論證工作流在礦區(qū)遙感數(shù)據(jù)處理上的應(yīng)用確實(shí)提高了產(chǎn)品生產(chǎn)能力。
[Abstract]:In recent years, ecological and environmental problems have become increasingly prominent. With the development of space remote sensing Earth observation technology, the ability of remote sensing information acquisition is increasing, and the industry application of remote sensing monitoring for ecological environment is taking shape. However, as a key monitoring object of environmental protection, traditional monitoring methods and information processing methods can not meet the needs of industry monitoring. How to deal with the massive ecological remote sensing data in real time, efficiently and accurately is the main problem. According to the characteristics of remote sensing monitoring of ecological environment in mining area, this paper introduces workflow technology into the process of remote sensing data processing of mining area ecological environment, in order to realize an efficient production mode aiming at the characteristics of remote sensing data processing in mining area. The main work and achievements are as follows: 1. Research on the production process of remote sensing monitoring products in mining area. The production process of remote sensing products in mining area is modularized and componentized. Analyzing the relationship between the modules, constructing the algorithm tree, driving production from bottom to top according to the data flow. 2, introducing WF workflow. The algorithm driver is improved, Windows Work Flow workflow is introduced, algorithm modules are refined, and the attribute states of each module are defined. 3, based on WF workflow, mining remote sensing product production drive. Based on WF workflow, the interface of each module is designed to realize the componentization of scheduling strategy in workflow engine and the componentization of each algorithm function module, which can realize the high cohesion and low coupling of each module and improve the efficiency of algorithm developer. 4, experimental verification. A large number of experiments on remote sensing data of the same mining area are carried out by selecting a representative algorithm model. It is demonstrated from several aspects that the application of workflow in remote sensing data processing of mining area has really improved the production capacity of the product.
【學(xué)位授予單位】:河南大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2014
【分類(lèi)號(hào)】:TP79

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本文編號(hào):2304822


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