資源描述:
《遙感技術(shù)在衡水湖環(huán)境監(jiān)測中的研究分析》由會員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在應(yīng)用文檔-天天文庫。
1、...頁眉畢業(yè)設(shè)計(jì)(論文)中文摘要遙感技術(shù)在衡水湖環(huán)境監(jiān)測中的應(yīng)用研究摘要:隨著環(huán)境問題的日益加劇,利用現(xiàn)代科技對環(huán)境進(jìn)行監(jiān)測成為當(dāng)代勢在必行的趨勢和潮流。遙感技術(shù)是上世紀(jì)60年代興起的一種探測技術(shù),它克服了傳統(tǒng)實(shí)地監(jiān)測的復(fù)雜繁瑣、工作量大、數(shù)據(jù)不全面、更新不及時(shí)等缺點(diǎn)。利用ENVI遙感圖像處理系統(tǒng)對衡水湖及周邊區(qū)域的圖像進(jìn)行處理,綜合分析獲得衡水湖的相關(guān)信息數(shù)據(jù),與以前數(shù)據(jù)進(jìn)行,分析衡水湖未來的走勢。課題得到了衡水湖周圍環(huán)境的分類圖,并根據(jù)實(shí)際需要和上述處理過程,設(shè)計(jì)出了衡水湖濕地監(jiān)測系統(tǒng)。衡水湖水域總面積達(dá)79平方公里,其中湖中植物的面積占了很大比例,且附近大都是居民區(qū)。關(guān)鍵詞:遙感技術(shù)衡
2、水湖環(huán)境保護(hù)監(jiān)測系統(tǒng)....頁腳...頁眉畢業(yè)設(shè)計(jì)(論文)外文摘要Title:TheappliedresearchofremotesensingtechnologyinhengshuilakeenvironmentalmonitoringAbstractAstheincreaseofinvironmentalproblems,usingmodernscienceandtechnologyforinvironmentalmotoringbecomesaimperativetrendofcontemporaryera.Remotesensingtechnologyisariseinthe1960s
3、ofadetectiontechnology,itovercomesthedisadvantageoftraditionalfieldmonitoring:complexing,bigworkload,incomprehensivedataandrenewalnotintime.WewilldealwiththeimageofHengshuilakeandthesurroundingareabyusingtheENVIremotesensingimageprocessingsystem,andobtainrelevantinformationdataofhengshuilakebyanalys
4、ingtheresult?synthetically.Comparingwithpreviousdata,wecananalysethetrendofthewetlandinthefuture.ThisissueworkedouttheenvironmentclassificationfigureandmapofHengshuilake,anddesignedremotemoteringsystemofHengshuilakewetlandaccordingtothepracticalneedandtheaboveprocessingsteps.ThewaterareaofHengshuiis
5、morethan79squarekilometers,ofwhichtheplantsinthelakeareaaccountedforalargeproportion,mostlyneartheresidentialarea.Keywords:remotesensing,Hengshuilake,environmental?protection,moniteringsystem....頁腳...頁眉....頁腳...頁眉目錄1引言…………………………………………………………………11.1研究背景和意義…………………………………………………11.2遙感監(jiān)測研究現(xiàn)狀………………………………………
6、………21.3展望………………………………………………………………32相關(guān)原理……………………………………………………………42.1遙感技術(shù)簡介……………………………………………………42.1.1遙感原理………………………………………………………52.1.2系統(tǒng)組成………………………………………………………52.2ENVI簡介…………………………………………………………52.1.1概述……………………………………………………………52.2.2結(jié)構(gòu)特點(diǎn)………………………………………………………52.3遙感圖像處理……………………………………………………62.3.1圖像校正………………………………
7、………………………62.3.2圖像增強(qiáng)………………………………………………………62.3.3圖像融合………………………………………………………62.3.4圖像裁剪………………………………………………………72.3.5圖像分類………………………………………………………73處理結(jié)果……………………………………………………………73.1圖像校正…………………………………………………………93.2圖像增強(qiáng)