信息可视化研究综述(3)
时间:2025-02-21
时间:2025-02-21
第1期杨彦波,等:信息可视化研究综述93tion),displaymulti—dimensionaldatabycircularcoordinate.Scatterplotmatrixarrangeseverydemensionsofmultidimensionaldatatobecombinedintopairwisemode,drawingaseriesofregularscatters.Iconwasusedtodescribethemulti—dimensionaldatabyitsgeometricalfeaturesincludingsize,length,formandcolor,etc.IconmethodsincludestargraphandChernofffacemethod.Animationusedforvisualizationcanimprovethedegreeofinteractingandunderstanding.,butwithshortcomingssuchas:distraction,misunderstandingandvisualclutter.
Timeserialdatareferstodatasetswithtimeproperty.Thevisualizationmethodsincludelinechart,stockchart,anima—tion,horizongraphandTimeline.
Hierarchicaldatacanbeusedtodescribeobjectwhoseattributesarerankandlevel.Itsvisualizationmethodsincludelink—ingpointgraphandtreemap.Treemapdisplayshierarchicaldatabynestinghoopandlump.Fordisplayingmorecontent,basedon”Focus+Content”technology,somemethodswereputforwardincluding”fisheyes”technology,geometrydeforma—tion,Semanticzoomingandclustering.Networkdatahasnetworkstructure.Layoutalgorithmisthecoreofvisualizationofnetworkdata。whichincludesthreeclasses:Force-DirectedLayout,HierarchicalLayoutandGridLayout.Whenthere'remanydataconnectionnodes,edgecorssoverphenomenonhappens,causingvisualconfusion.Therewereavarietyoftechniquesforresolvingtheedgebundling,includinghierarchicaledgebundling,force-directededgebundling,geometry—basededgecluste—ring,multi—levelagglomerativeedgebundling,andgrid—basedmethods.
Otherresearchhotspotsincluderesearchonvisualfeature,adaptivevisualizationandevaluationofinformationvisualiza—tion.
Effectofvisualfeaturesuchasposition,length,area,shapeandcolor,etc.onvisualresulthasreceivedconsiderableat—tention.Colorisoneofmostimportantvisualfactor,soresearchfocusesonthecolorselectionprincipleandinteractionsystem,whicharebasedondatatype,quantity,andcognitiveconstraints.
Adaptivevisualizationcanenhanceadaptabilityofinformationvisualization,whichincludesadaptivedisplay,adaptivere—sourcemodel.andadaptiveusermodelaccordingtoresea …… 此处隐藏:2329字,全部文档内容请下载后查看。喜欢就下载吧 ……
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