空間手寫筆姿態(tài)與筆跡檢測系統(tǒng)的研究.pdf

1、北京工業(yè)大學(xué)碩士學(xué)位論文空間手寫筆姿態(tài)與筆跡檢測系統(tǒng)的研究姓名：劉喆申請學(xué)位級別：碩士專業(yè)：測試計量技術(shù)及儀器指導(dǎo)教師：李德勝20080501AbstractAbstractAsanimportantwaytoinputinformationtocomputerspeoplebegintopaymoreandmoreattentiontohandwritingandthisinputtingmethodexistineverywhere

2、inourlifeUsingapenwritingonahandwrittenpanelisthemostusualwaytoinputinformationAndinformationisadoptedandtransferredtocomputersandthensolvedThisinformationmethodis2D—spaceinformationinputInthispaperitistheaimtesearch3D—s

3、paceinformationinputmethodItCanusehandwritingpentowritein3DspacearbitrarilyAndthenthechirographycallbereappearedincomputersMicro—accelerometers，MicromagnetometerandMicro—gyromountedonthepenareusedinthisdynamichandwriting

4、featuresacquisitionsystem，anddataistransmittedtocomputerfordataprocessingandfeatureanalysisthroughserialpertafterA／DconversionThepaperbeginswithputtingupattitudedetectionsystemandthenitdiscussesthepossibilityofestablishi

5、ngthehandwritinginputtingsystemin3DspaceFirstthepaperdemonstratethetechnicalschemeofchirographypaintedandthenthestmctllreofsoftwareandhardwareareemphaticallydiscussedAfterthat，throughresearchingoftheerrortheoryaboutheadi

6、ngangle，wefindaneffectivealgorithmtoimprovetheresultsofchirographyTheexperimentadoptsattitudeanglecompensationalgorithmandgeneralalgorithmtopaintchirographyTheresultshowsthatthecompensationalgorithmCanpaintchirographyacc

7、uratelyThesystemreachestheaimofexpecteddesignfunctionAtthesametime，thepaperpointsouttheshortcomingsofthesystemandadvicessomeimprovementsaccordingtOthemKeywordshandwritingpen，attitudedetection，attitudeanglecompensation，ac