强劲的动物追踪系统有利于科学研究.doc

《强劲的动物追踪系统有利于科学研究.doc》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。

1、Callitabird'seyeviewofmigration.ScientistsaretakingafreshlookatanimalmovementwithabigdataapproachthatcombinesGPStrackingdatawithsatelliteweatherandterraininformation.ThenewEnvironmental-DataAutomatedTrackAnnotation(Env-DATA)system,featuredinthejournalMovementEcolo

2、gy,canhandlemillionsofdatapointsandserveahundredscientistssimultaneously,saidco-founderDr.RolandKays,a zoologist（动物学家）withNorthCarolinaStateUniversityandtheNorthCarolinaMuseumofNaturalSciences. "Thisisapowerfultoolforunderstandinghowweatherandlandformsaffectmigrat

3、ionpatterns,"Kayssaid."Ultimatelyitwillhelpusanswerglobalquestionsabouthowchangestoourplanetaffectanimalpopulationsandmovement." Thepubliclyavailablesystemissophisticatedenoughforecologistsandsimpleenoughforbuddingscientists,includingNorthCarolinasciencefairentran

4、ts,whoareusingittotrackthemovementsofgreat egrets（白鹭） alongtheEastCoast.Scientificuserscansharetheirdataorlimitaccess,dependingontheproject. Inacasestudyofthesystem'sapplication,researchersusedEnv-DATAtoanalyzetheflightpathsoftheGalapagosAlbatross.InadditiontoGPSt

5、rackingofindividualbirds,scientistscollectedsatellitedataonweatherpatternsandglowingchlorophyllconcentrationsintheoceanassociatedwithfoodsources.Scientistslearnedthatthebirds'chosenpathstookthemtopreferredareasonthePeruviancoastwheretheycouldforage.Thealbatrossest

6、ookaclockwiseroutethatallowedthemtotakeadvantageof tailwinds（顺风） onmuchofthelongjourney. Inadditiontoallowingscientiststoworkwithlayersofinformation,Env-DATAsimplifiesthetedious（沉闷的） workofdatamanipulation.Tasksthatusedtotakegraduatestudentscountlesshoursnowrequir

7、eonlyaclickofthemouse,Kayssaid. TheEnv-DATAteamwasledbyDr.GilBohrerfromOhioStateUniversityandincludesresearchersfromtheMaxPlanckInstituteforOrnithologyinGermany,theU.S.GeologicalSurveyinAlaska,theUniversityofIllinoisatUrbana-Champaign,LafayetteCollegeandtheUnivers

8、ityofKonstanzinGermany.调用它的鸟瞰视图的迁移。科学家正在重新审视动物运动有一个大的数据的方法，结合GPS跟踪数据，卫星气象和地形信息。新的环境数据的自动跟踪注释（ENV-DATA）系统，特色的运动生态学杂志，可以处理数以百万计的数据点和同时为一百科学家，联合创始人罗兰·凯斯博士，