目標(biāo)刺激的疏密程度和排列方式對(duì)視覺(jué)掩蔽效應(yīng)的影響.pdf

1、遼寧師范大學(xué)碩士學(xué)位論文目標(biāo)刺激的疏密程度和排列方式對(duì)視覺(jué)掩蔽效應(yīng)的影響姓名：黃麗申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：發(fā)展與教育心理學(xué)指導(dǎo)教師：張奇201205TheSpatialProxiraityandArrangementsofStimuliInfluenceVisualMaskingAbstractVisualmaskingreferstothephenomenonthatthevisibilityofthebrieflypresented

2、target’SdeclineisduetoasecondbrieflypresentedmaskingstimuluswhichinspatialandtemporaladjacenttothetargetStimuliwhichcontainedtargetanddistractorsareshowntobenoticedandrememberedTargetisastimuluswhichneedstoberecognizedor

3、reportedMaskisastimuluswhichimpairsthevisibilityoftargetInordertoexaminehOWmaskingisinfluencedbythespatialproximityandarrangementsofstimuliThisresearchdid3experimentsusinggraduatestudentsfromacollegeassubjectsInExperimen

4、t1，theauthorusedbriefdisplayswhichcontain16outlinerings，eachcontainingagapeitherattop，bottom，left，ortightOneoftheringswassingledoutasthetargetbyfourdots，allthesetingswerearrangedin44in3differentspatialproximities(1cm、3cm

5、、5cm)，toexaminewhethermaskingwasinfluencedbythespatialproximitybetweenstimuliResultsindicatedthatwhenstimuliwereringswithgap，thespatialproximitybetweenstimulididn’tinfluencemaskingExperiment2wasthesameasExperiment1，exce盈

6、using16blackcapitallettersasstimuli，tofurtherexaminewhIethermaskingwasinfluencedby3differentspatialproximitiesbetweenstimuli(1cm、3cm、5cm)Resultsindicatedthat。vhenstimuliweremorecomplicatedletters，thespatialproximitybetwe

7、enstimulihadsignificanteffectonmaskingMorecentralizedstimulicausedlessmasking，andmoredecentralizedstimulicausedmoremaskingInExperiment3，theauthorexaminedwhenstimuliwereinthesamedistance，whether4differentarrangements(hori

8、zcmtal。arrangement，verticalarrangement，diagonalarrangementand44arrangement)affectedmaskingResultsindicatedthatarrangementsofstimulihadsignificanteffectonmaskingWhenstimuliwerearrangedin44，visualmaskingeffectwastheleast；w

9、henstimuliwerearrangedinhorizontal，visualmaskingeffectwasstrongerthan4宰4arrangement；whenstimuliwerearrangedindiagonalvisualmaskingeffectwasstrongerthanhorizontalarrangement；thestrongestvisualmaskingeffectwasverticalarran