Receiver operating characteristic (ROC) analysis.pdf

Receiver operating characteristic (ROC) analysis.pdf

ID:34148564

大?。?84.35 KB

頁(yè)數(shù):28頁(yè)

時(shí)間:2019-03-03

Receiver operating characteristic (ROC) analysis.pdf_第1頁(yè)
Receiver operating characteristic (ROC) analysis.pdf_第2頁(yè)
Receiver operating characteristic (ROC) analysis.pdf_第3頁(yè)
Receiver operating characteristic (ROC) analysis.pdf_第4頁(yè)
Receiver operating characteristic (ROC) analysis.pdf_第5頁(yè)
資源描述:

《Receiver operating characteristic (ROC) analysis.pdf》由會(huì)員上傳分享,免費(fèi)在線(xiàn)閱讀,更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫(kù)。

1、Receiveroperatingcharacteristic(ROC)analysisEvaluatingdiscriminanceeectsamongdecisionsupportsystemsLenaKallinWestinkallin@cs.umu.seUMINF01.18ISSN-0348-0542DepartmentofComputingScienceUme?UniversitySE-90187Ume?Sweden2AbstractAnoverviewoftheusageofReceiverOperatingCharacteristic(ROC)analys

2、iswithinmedicineandcomputerscienceisgiven.AsurveyofthetheorybehindtheanalysisisgiventogetherwithapresentationofhowtocreatetheROCcurveanddierentmethodstointerpretit.Bothmethodsthatrelyonbinormaldistributionsandmethodsthatrelyondistributionfreemethodshavebeenmentioned.Awaytobetterknowthequ

3、alityofthemeasurementsofsensitivityandspecicityispresented.ThequalitymeasuresandtheQROCcurveasisalsoincludedtogetherwithadiscussionaboutoptimalcut-osandtheconnectiontoBayesiandecisiontheory.ResultsfromearlierexperimentsandcasestudieswillbeusedtoexemplifytheuseoftheROCandQROCcurves.2Cont

4、ents1TheTheoryofReceiverOperatingCharacteristicCurves51.1Introduction....................................51.2Notations.....................................51.3Sampling.....................................71.3.1Estimatesandstandarderrorsfornaturalisticsampling.......7RuleofthumbforN0......

5、....................8Exampleofanaturalisticsampling...................81.4Dierentkindoftests..............................91.4.1Testforlegitimacy............................10Exampleoflegitimacyofatest.....................101.4.2"Good"tests...............................101.5TheROCcurve.

6、.................................111.5.1PointsontheROCcurve........................121.5.2Theoptimalcut-o............................12Optimalcut-opointsandBayesiandecisiontheory.........131.5.3TheareaundertheROCcurve.....................15Comparingtwoareas...........................15C

7、omparingpartialareas.........................161.6TheQROCcurve.................................162SomeApplicationsofReceiverOperatingCharacteristicAnalysis182.1Datasetsused..................................182.2Methodsused...................................192.2.1Us

當(dāng)前文檔最多預(yù)覽五頁(yè),下載文檔查看全文

此文檔下載收益歸作者所有

當(dāng)前文檔最多預(yù)覽五頁(yè),下載文檔查看全文
溫馨提示:
1. 部分包含數(shù)學(xué)公式或PPT動(dòng)畫(huà)的文件,查看預(yù)覽時(shí)可能會(huì)顯示錯(cuò)亂或異常,文件下載后無(wú)此問(wèn)題,請(qǐng)放心下載。
2. 本文檔由用戶(hù)上傳,版權(quán)歸屬用戶(hù),天天文庫(kù)負(fù)責(zé)整理代發(fā)布。如果您對(duì)本文檔版權(quán)有爭(zhēng)議請(qǐng)及時(shí)聯(lián)系客服。
3. 下載前請(qǐng)仔細(xì)閱讀文檔內(nèi)容,確認(rèn)文檔內(nèi)容符合您的需求后進(jìn)行下載,若出現(xiàn)內(nèi)容與標(biāo)題不符可向本站投訴處理。
4. 下載文檔時(shí)可能由于網(wǎng)絡(luò)波動(dòng)等原因無(wú)法下載或下載錯(cuò)誤,付費(fèi)完成后未能成功下載的用戶(hù)請(qǐng)聯(lián)系客服處理。