pdf reader c# : How to delete text in pdf acrobat Library control component .net web page windows mvc MapInfoProfessionalUserGuide26-part759

MapInfoProfessional'sthematictemplatesmakeiteasytostartconstructingatheme.Justchoosea
templatethatrepresentsthetypeofthematicmapyouwant.Thetemplatesarefullycustomizableand
canbesavedasnewtemplatesforfuturethematicmappingneeds.Morethan40templatesshipwith
MapInfoProfessional.
Figure:ComparisonofSeniorPopulationtoTotalU.S.Population
PlanningYourThematicMap
Beforeyoucreateathematicmap,itisimportanttoknowabouttheelementsthatmakeupathematic
mapandhowtoputthemtogether.Thissectionwilldiscussthematicvariables,whereyoucanobtain
yourdata,usingdatafromthesametableoranothertable,andthearrangementanddisplayofthematic
layers.
WhatisaThematicVariable
Thedatathatyoudisplayonyourthematicmapiscalledthethematicvariable.Dependingonthetype
ofthematicanalysisyouareperforming,yourmapcanshowoneormorethematicvariables.Ranges
ofvalues,gridshading,graduatedsymbols,dotdensity,andindividualvaluesmapsallexamineone
variable.Withbarorpiecharts,youcandisplaymorethanonethematicvariableatatime.
Athematicvariablecanalsobeanexpression.ChooseExpressionfromthefieldlistinplaceofadata
fieldtoconstructastatementthatderivesinformationfromthedatainyourtable(s).Althoughan
expressioncanbemadeupofmorethanonevariable(forexample,POP_1990-POP_1980),for
purposesofthematicmapping,acompleteexpressionisequivalenttoonethematicvariable.See
QueryingYourDatainMapInfoProfessional,andCreatingExpressionsintheMapInfoProfessional
UserGuide,whichislocatedintheDocumentationsubfolderofyourinstallationdirectory,formore
detailedinformation.
Youcanalsocreatebivariatethematicmaps,whereonemapobject,suchasasymbol,representstwo
differentpiecesofdata.Thesymbolcolor,forexample,canrepresentonethematicvariable,andthe
symbolsizecanrepresentanother.
WheretoObtaintheData
Beforeyoubeginyourthematicmap,youneedtodecidewhatinformationyouwanttodisplayandlocate
wherethatinformationresides.Itcaneitherbeinthetableonwhichyouarebasingthemap,oritcan
beinanothertable.
Ifthedataisinthesametableonwhichyouarebasingthemap,choosethedesiredfielddirectlyinthe
FieldlistboxintheCreateThematicMap-Step2of3wizardpanel.
Ifthedataisinanothertable,youmustfirstbringthedataintothetableonwhichyouarebasingthe
thematicmap.ThisrequirescreatingatemporarycolumnusingUpdateColumn.
Eachsituationisdescribedinthenextfewsections.
261
MapInfoProfessionalUserGuide
Chapter10:CreatingThematicandOtherThemedMaps
How to delete text in pdf acrobat - delete, remove text from PDF file in C#.net, ASP.NET, MVC, Ajax, WinForms, WPF
Allow C# developers to use mature APIs to delete and remove text content from PDF document
how to remove text watermark from pdf; how to edit and delete text in pdf file
How to delete text in pdf acrobat - VB.NET PDF delete text library: delete, remove text from PDF file in vb.net, ASP.NET, MVC, Ajax, WinForms, WPF
VB.NET Programming Guide to Delete Text from PDF File
delete text from pdf preview; how to erase in pdf text
UsingDatafromtheSameTable
Ifyouareusingdatafromthesametable,choosethetableandfieldonwhichyouwanttobaseyour
thematicmapintheCreateThematicMap-Step2of3wizardpanel.
Forexample,youhaveatableofparkingmetersthatcontainsthelocationoftheparkingmeterandthe
lasttimetheparkingmeterwasemptied.UsingIndividualValuesyouwanttoshadetheparkingmeter
symbolsaccordingtothelasttimeeachmeterwasemptied.MapInfoProfessionalwillassignacolorto
eachtime.IntheCreateThematicMap-Step2of3wizardpanel,choosetheparkingmetertableas
yourtable,andchoosethefieldthatcontainsthetimeeachmeterwasemptied.
UsingDatafromaDifferentTable
TheJoinfeaturewithintheCreateThematicMap-Step2of3wizardpanelenablesyoutousedata
fromotheropentablestocreateathematicmap.ChooseJoinintheFieldlistboxtodisplaytheUpdate
Columndialogboxwhereyoucancreateatemporarycolumninthebasetable.
Thetemporarycolumncancontaindatatakendirectlyfromtheothertable,oryoucanaggregatethe
datatocreatederivedinformationforthetemporarycolumn.
Forexample,youhavetwotables:atableofcountyboundariesandatableofpolicestations.Youwant
toshadethetableofcountyboundariesaccordingtothenumberofpolicestationsineachcounty.
Todothis,alltheinformationyouwanttousemustbeinthecountytable.Therefore,youmustadd
policestationdatatothistable.
UsingUpdateColumn,youcreateatemporarycolumninthecountyboundariestablethatwillstorethe
policestationinformation.Tocreatethiscolumn,thetwotablesmusthavealinksothatMapInfo
Professionalcanaccessthedatathatgoesintothetemporarycolumn.Thelinkcaneitherbeamatching
field(likecountyname),oryoucanmakethelinkgeographically(policestationscontainedwithincounties).
AnexamplelaterinthischapterexplainsmoreaboutUpdateColumn.
MethodsofThematicMapping
WhenyoucreateathematicmapinMapInfoProfessional,thethematicshadingisaddedtoyourmap
asaseparatelayer.Itisdrawnontopofthebasemaplayer.
SeparatingThematicLayers
Separatingthematiclayersfromthebasemaplayerprovidesyouwithseveralimportantoptions:
• Graduatedsymbolthematicmapsdonotrequirethatyourbasemapcontainpointobjects.Instead,
graduatedsymbolobjectsarebuiltregardlessofthemapobjecttype.Therefore,evenifyourbase
mapcontainsregionorlineobjects,youwillstillbeabletocreateagraduatedsymbolsmap.
• Youcanhavemultiplethematiclayersperbasemaplayer.Insomecases,youdonothavetoadd
anotherbaselayertothemaptocreateanotherthematiclayer.Youcandisplaymorethanonethematic
layeratatime,aswellasperformbivariatethematicmapping.
• YoucanuseLayerControltoturnthedisplayonoroffforagiventhematiclayer.Thelayeritisbased
oncancontinuetodisplay.Youcanalsosetindividualzoomlayersonthematicmaps.
OrderingofThematicLayers
Todisplaythematiclayersproperly,theymustbeinaspecificorder.Thisisespeciallyimportantwhen
youwanttodisplaymorethanonethematiclayeratatime.Forexample,youwouldwantpieorbar
chartsforanareamaptodisplayontopofregionsthatareshadedinordertoseethem.
Thefollowingliststheorderofmaplayersfromtoptobottom(notethatmaplayersaredrawnfromthe
bottomup):
1. Pies,Bars,orGraduatedSymbolthematiclayer.
2. DotDensitythematiclayer.
3. Rangedthematiclayer-whereColororSizeAttributesareapplied.
MapInfoProfessional12.5
262
UsingThematicMappingtoAnalyzeInformation
.NET PDF Document Viewing, Annotation, Conversion & Processing
Redact text content, images, whole pages from PDF file. Annotate & Comment. Edit, update, delete PDF annotations from PDF file. Print.
erase text from pdf; delete text pdf acrobat
C# PDF Converter Library SDK to convert PDF to other file formats
Allow users to convert PDF to Text (TXT) file. can manipulate & convert standard PDF documents in other external third-party dependencies like Adobe Acrobat.
pull text out of pdf; how to delete text in pdf acrobat
4. Ranged(orIndividualValue)thematiclayer-whereAllAttributesareapplied.
5. Majorlayerorbaselayer.
6. Gridthematiclayer.
Whenyoucreateanewthematiclayer,MapInfoProfessionalautomaticallyinsertsitintoitsproperplace.
DisplayingThematicLayers
Youcanturnthedisplayonandoffforthematiclayersthesamewayyoucanforothermaplayers.All
thedisplaysettingsinLayerControlarealsoapplicabletothematiclayers,enablingyoutosetazoom
levelforeachthematiclayer.YoucanalsoaccesstheModifyThematicMapdialogboxthroughLayer
Controlbydouble-clickthethematiclayer.
Figure:LayerControl(ShowingThematicLayeraboveBaseMap)
Thematiclayersaredisplayedinthelistwiththisnamingconvention:
<Thematic type> with/by <variable-list>
Thetypeofthematicmapisnotedfirst,followedbythelistofvariablesusedtocreatethemap.For
example,apiethematiclayerthatusescommutingdataislistedthisway:
PieswithComAlone,ComCarpool...
Thevariablelististruncatedifthereisnotenoughroomtodisplayeachvariableinyouranalysis.
TypesofThematicMaps
WithMapInfoProfessionalyoucancreateseventypesofthematicmaps:
• Ranges
• BarCharts
• PieCharts
• GraduatedSymbol
• DotDensity
• Individual
• Grid
Eachhasitsownpurposeanduniqueattributes.Forexample,usingRangesofValues,youcould
thematicallyshadeamapoftheworldaccordingtopopulationdensity.Youcouldshadethecountries
withgraduatedshadesofred,thedarkestredrepresentingthemostdenselypopulatedcountries,and
thepalestredrepresentingtheleastdenselypopulatedcountries.Ataglanceyoucanseethedistribution
oftheworld'spopulation.
263
MapInfoProfessionalUserGuide
Chapter10:CreatingThematicandOtherThemedMaps
C# powerpoint - PowerPoint Conversion & Rendering in C#.NET
documents in .NET class applications independently, without using other external third-party dependencies like Adobe Acrobat. PowerPoint to PDF Conversion.
how to delete text from pdf with acrobat; erase text in pdf document
C# Word - Word Conversion in C#.NET
Word documents in .NET class applications independently, without using other external third-party dependencies like Adobe Acrobat. Word to PDF Conversion.
pdf editor online delete text; delete text from pdf file
Youarenotlimitedtorepresentingnumericvalueswiththematicmapping.Nominalvaluesalsomaybe
shadedthematically.Forexample,youhaveatableofundergroundcables.Thosecablesthathavenot
beenservicedinthepastsixmonthsarelabeledprioritystatus.UsingIndividualValues,youcanshade
thecablesaccordingtotheirrepairstatus.Allrecordswiththesamevaluewillbeshadedthesame.See
theindividualsectionslaterinthischapterformoreinformationoneachtypeofthematicmap.Theyoffer
generalinformationonthemethodsavailableforcreatingthematicmaps.Formoreinformationonany
ofthesemethodsandoptions,seeThematicMappingintheHelpSystem
RangedMaps
Whenyoucreatearangedthematicmap,MapInfoProfessionalgroupsallrecordsintorangesand
assignseachrecord'sobjectthecolor,symbol,orlineforitscorrespondingrange.Forexample,ifyou
wantedtovisualizethepopulationoftheworldbygrowthrate,youwouldshadecountriesaccordingto
theirreportedgrowthrateamounts.
WiththeRangedmapfeature,MapInfoProfessionalgroupsthegrowthrateamountsintoranges.For
example,inthenexttable,allcountriesthathadgrowthratesbetweenzeroandonepercentaregrouped
intoonerange.Countriesthathadgrowthratesbetweenoneand2.2aregroupedinaseparaterange.
Countriesthathaveratesbetween2.2and3.1areinathirdrange,andthosecountriesreportinggreater
than3.1areinafourthrange.
Figure:RangedMap
Allrecordsareassignedtoarangeandthenassignedacolorbasedonthatrange.Forexample,the
countrieswiththehighergrowthratesareshadedinred.Theotherrangesareshadedinlightershades
ofredtolightgreenandfinallydarkergreen.Whenyoudisplaythemap,thecolorsmakeitreadily
apparentwhichlocationshavethehighestgrowthrateinrelationtotheirneighbors.
Rangesarealsousefulwhenthesizeoftheregionisnotdirectlyrelatedtothemagnitudeofthedata
values.Inourpopulationdensityexampleinthissection,weseethatcountriesthataresmallinsizecan
beverydenselypopulated,andcountriesthatarelargeinsizemaynotbedenselypopulated.Differences
likethesearemorereadilyapparentwhentheregionsareshadedinthismanner.
TypesofRangedValues
MapInfoProfessionalcancreaterangesautomaticallyusingfivemethods:EqualCount,EqualRanges,
NaturalBreak(StandardDeviation),Quantile,andCustom.Tosetrangesmanually,useCustom.
EqualCounthasthesamenumberofrecordsineachrange.IfyouwantMapInfoProfessionaltogroup
100recordsinto4rangesusingEqualCount,MapInfoProfessionalcomputestherangessothat
approximately25recordsfallintoeachrange,dependingontheroundingfactoryouset.
MapInfoProfessional12.5
264
UsingThematicMappingtoAnalyzeInformation
VB.NET PDF: How to Create Watermark on PDF Document within
create a watermark that consists of text or image (such And with our PDF Watermark Creator, users need no external application plugin, like Adobe Acrobat.
how to delete text in a pdf acrobat; how to delete text from a pdf reader
C# Windows Viewer - Image and Document Conversion & Rendering in
standard image and document in .NET class applications independently, without using other external third-party dependencies like Adobe Acrobat. Convert to PDF.
acrobat delete text in pdf; delete text pdf files
WhenusingEqualCount(oranyotherrangemethod),it'simportanttowatchoutforanyextremedata
valuesthatmightaffectyourthematicmap(instatistics,thesevaluesarereferredtoasoutliers).For
example,ifyoutellMapInfoProfessionaltoshadeaccordingtoEqualCountwiththisdatabase:
7000
Andrea
5000
John
5500
Kyle
6000
Penny
7500
Angela
4500
Miguel
6000
Elroy
5000
Linda
7000
Mark
100
Ben
BenandMiguelaregroupedinthesamerange(sincetheyhavethetwolowestvalues).Thismaynot
producetheresultsyouwantsincethevalueforBenissomuchlowerthananyoftheothervalues.
EqualRangesdividesrecordsacrossrangesofequalsize.Forexample,youhaveafieldinyourtable
withdatavaluesrangingfrom1to100.Youwanttocreateathematicmapwithfourequalsizeranges.
MapInfoProfessionalproducesranges1-25,25-50,50-75,and75-100.(Sincerangesuse"=>"and
"<=",theyneedtooverlap.)
KeepinmindthatMapInfoProfessionalmaycreaterangeswithnodatarecords,dependingonthe
distributionofyourdata.Forexample,ifyoutellMapInfoProfessionaltoshadethefollowingdatabase
accordingtoEqualRanges:
90
Andrea
100
John
1
Kyle
6
Penny
92
Angela
4
Miguel
89
Elroy
95
Linda
10
Mark
10
Ben
MapInfoProfessionalcreatesfourranges(1-25,25-50,50-75,and75-100).Notice,however,thatonly
twoofthoseranges(1-25and75-100)actuallycontainrecords.
NaturalBreakandQuantilearetwowaystoshowdatathatisnotevenlydistributed.
NaturalBreakcreatesrangesaccordingtoanalgorithmthatusestheaverageofeachrangetodistribute
thedatamoreevenlyacrosstheranges.Itdistributesthevaluessothattheaverageofeachrangeis
ascloseaspossibletoeachoftherangevaluesinthatrange.Thisensuresthattherangesare
well-representedbytheiraverages,andthatdatavalueswithineachoftherangesarefairlyclose
together.MapInfoProfessionalbasesitsNaturalBreakalgorithmontheproceduredescribedbyJenks
andCaspallintheirarticle"ErroronChoroplethicMaps:Definition,Measurement,Reduction"fromthe
AnnalsofAmericanGeographers,June,1971.
Quantilingenablesyoutobuildrangesthatdeterminethedistributionofathematicvariableacrossa
segmentofyourdata.Forexample,youcanquantilestatepopulationbyurbanpopulationtoillustrate
howurbanpopulationisdistributedacrosstheUnitedStates.Yourmaplegendwillnotindicatethatyou
haveusedQuantiletobuildyourranges.Youcancustomizethemaplegendsothatitshowswhichfield
youusedtoquantilethetable.
WhenyoucreaterangesusingStandardDeviation,themiddlerangebreaksatthemeanofyourvalues,
andtherangesaboveandbelowthemiddlerangeareonestandarddeviationaboveorbelowthemean.
YoucanalsodefineyourownrangesusingCustom.
TheHelpSystemcontainstheserelatedtopics:
• CreatingaMapbyaRangeofValues
• CustomizingaRangeMap
265
MapInfoProfessionalUserGuide
Chapter10:CreatingThematicandOtherThemedMaps
C# Excel - Excel Conversion & Rendering in C#.NET
Excel documents in .NET class applications independently, without using other external third-party dependencies like Adobe Acrobat. Excel to PDF Conversion.
delete text pdf acrobat professional; how to delete text in pdf document
VB.NET PowerPoint: VB Code to Draw and Create Annotation on PPT
other documents are compatible, including PDF, TIFF, MS free hand, free hand line, rectangle, text, hotspot, hotspot more plug-ins needed like Acrobat or Adobe
remove text watermark from pdf online; delete text in pdf file online
• CustomizingRangeStylesandInflectionPoints
• CustomizingtheMapLegendofaRangeMap
• ModifyingaThematicMap
BarChartMaps
Unlikethematicmapsforsinglevariablessuchasrangesofvaluesorgraduatedsymbols,athematic
barchartmapallowsyoutoexaminemorethanonevariableperrecordatatime.Abarchartisbuiltfor
everymapobjectatthecentroidoftheobject,enablingyoutoanalyzethethematicvariablesinaparticular
chartbycomparingtheheightofthebars.Youcanalsoexaminethesamevariableacrossallthecharts
inyourmap.
Youcancustomizethecolorofeachbar,createaframearoundeachchart,andfilltheemptyspace
insidetheframewithapatternorcolor.Inaddition,youcanchangethebarchart'sorientation,suchas
displayinghorizontalbarsinsteadofvertical(thedefault).Youcanalsocontrolwheretodisplaythe
chart:overtheobject'scentroid(thedefault)oranyofeightotherlocations.
Youcanalsochangethetypeofbarchart.Inourexample,youcancreateamulti-barchart,whereeach
thematicvariablehasitsownbar,orastackedbarchartwitheachthematicvariableontopofone
another,oragraduatedbarchart,wherethebarsaregraduatedinsizebasedonsomevalue.Youcan
alsoscalethebarsinamulti-barchartindependentlyfromoneanother.Toshownegativevaluesina
barchartmap,thebarsextendintheoppositedirectiontothechart'sorientation.Notethatnegative
valuesdonotdisplayinstackedbarcharts.
BarChartMap
TheHelpSystemcontainsthefollowingrelatedtopics:
• CreatingaBarChartMap
• CustomizingBarChartStylesonyourMap
MapInfoProfessional12.5
266
UsingThematicMappingtoAnalyzeInformation
• CustomizingtheMapLegendofaBarChart
• ModifyingaThematicMap
PieChartMaps
Thematicmapsusingpiechartsenablesyoutoexaminemorethanonevariableperrecordatatime.
Likecomparingtheheightofthebarsinbarcharts,inpiechartsyoucomparethewedgesinasingle
pie,orexamineaparticularwedgeacrossallpies.Piechartsenableyoutocomparepartsofawhole.
Bothpieandbarchartsareparticularlyusefulforanalyzingdemographicdata.Forexample,youhave
atableofdemographicinformationfortheUnitedStates.Yourtableshowsthepopulationsofseveral
majordemographicgroups.Usingpiecharts,youcanshowthepopulationofeachdemographicgroup,
andseewhatfractionofthepieitmakesupineachpie.Thisenablesyoutoseethedistributionof
demographicgroupsonaperstatebasis,oracrosstheentireUnitedStates.Youcanalsolookatone
demographicgroupandseehowthepopulationofthegroupvariesindifferentstates.Forbestresults,
usenomorethanfourtosixpiewedgesperpiechartinyouranalysis.
Youcancustomizethecolorofeachpiewedgeaswellasthebordersofthewedgesandthewholepie.
Youcanalsospecifytheangleatwhichyouwanttoplacethefirstpiewedge,andwhetherthevariables
goinaclockwiseorcounterclockwisedirection.Likebarcharts,youcanalsochangethepie'sorientation.
Thedefaultistoplacethepieoverthecentroidoftheobject.
267
MapInfoProfessionalUserGuide
Chapter10:CreatingThematicandOtherThemedMaps
Youcanchoosefromgraduatedpiesorhalfpies.Graduatedpiesgraduatethesizeofthepiesaccording
tothesumoftheircomponents.Halfpiesdistributeyourdataacrosshalfapieinstead.
TheHelpSystemcontainsthefollowingrelatedtopics:
• CreatingaPieChart
• CustomizingaPieChart
• CustomizingtheMapLegendofaPieChart
• ModifyingaThematicMap
GraduatedSymbolMaps
Graduatedsymbolmapsusesymbolstorepresentdifferentvalues.Youcanusegraduatedsymbols
regardlessofthetypeofmapobjectwithwhichyouareworking.
Forinstance,usegraduatedsymbolstoshowthenumberofhousingunitsbycity.Whenyouselectthe
graduatedsymbolsoption,MapInfoProfessionalvariesthesizeofeachsymbolaccordingtothevalue
inthesalesorderfield.
Youcanalsorepresenthowmuchinteresteachcustomerhasexpressedinagivenproductbyassigning
asymbolwhosesizeisproportionaltothecustomer'sinterest.
Graduatedsymbolsmapsworkbestwhenyouusenumericdata.Ifyouareworkingwithalayerof
restaurants,itmakesnosensetocreategraduatedsymbolsbasedonthetypeofcuisineeachrestaurant
serves.However,graduatedsymbolsareappropriatewhenyouwanttoshowtherelativenumberof
housingunitsbycityasinthenextfigure.
MapInfoProfessional12.5
268
UsingThematicMappingtoAnalyzeInformation
GraduatedSymbolMap
Therearethreeattributesyoucancustomizeonagraduatedsymbolsmap:thecolor,type,andsizeof
thesymbol.Tochangethesymbol'sattributesinCreateThematicMap-Step3of3,chooseCustomize
SettingsandclickthesymboliconintheCustomizeGraduatedSymbolsdialogboxtoaccessthe
SymbolStyledialogbox.Thedefaultsymbolisaredcircle.
IntheCustomizeGraduatedSymbolsdialogbox,thesizeofthesymbolintheSymbolboxisthesize
forthevaluelistedintheatValuebox.Allvaluesbetweenthehighvalueandzerohaveinterpolated
pointsizes.Ifyouwantthesymbolsatthelowendtobelarger,increasethepointsize.
Youcanalsodisplaysymbolsfornegativedatavalues.Tochangeit,clickOptionsintheCustomize
GraduatedSymbolsdialogbox.Thereisaseparatesymbolpickersothatyoucanmakethissymbol
asdistinctfromthesymbolforpositivevaluesasyouwant.WhenyouclicktheiconadifferentSymbol
Styledialogboxdisplays,enablingyoutochooseadifferentsymboltype,changethecolororthesize,
orchangeanycombinationofthethreeattributes.Thedefaultsymbolfornegativevaluesisabluecircle,
andallvaluesbetweenzeroandthelowvalue(anegativenumber)alsohaveinterpolatedpointsizes.
TheHelpSystemcontainstheserelatedtopics:
• CreatingaGraduatedSymbolsMap
• CustomizingaGraduatedSymbolsMap
• ModifyingaThematicMap
DotDensityMaps
Dotdensitymapsusedotstorepresentthedatavalueassociatedwithaboundaryorregion.Thetotal
numberofdotsinaregionrepresentsthatregion'sdatavalue.Ifyouhave10,000seniorcitizensina
county,andeachdotrepresents100seniorcitizens,therewouldbe100dotsinthecountyboundary.
269
MapInfoProfessionalUserGuide
Chapter10:CreatingThematicandOtherThemedMaps
Dotdensityisparticularlyusefulforshowingrawdatawhereonedotrepresentsalargenumberof
something:population,numberoffastfoodrestaurants,numberofdistributorswhocarryabrandof
soda,etc.
Forexample,ifyouhaveatableofagedemographicsbrokendownintopostalcodes,youcoulduse
thedotdensityoptiontoshowtheconcentrationofsmallchildrenineachpostalcodeboundary.
Therearethreecustomizingoptionsfordotdensitymaps.Youcanspecifythevalueofonedot.For
example,youhaveatableofpopulationstatistics,brokendownbycounty.Thereare10,000pre-school
studentsinRensselaerCounty,NewYork.IfyoudisplayRensselaerCountyaccordingtothenumber
ofpre-schoolstudentsusingthedotdensitymethod,eachdotcouldrepresent200students.Inthat
case,therewouldbe50dotsinRensselaerCounty.Youcanspecifythenumberofunitseachdot
representsusingtheCustomizeDotDensitySettingsdialogbox.
Whenyouincreasethevalueeachdotrepresents,youdecreasethenumberofdotsthatdisplayonthe
map.Youcouldmodifyyourdotdensitymapsothatonedotrepresents400students.Inthatcase,there
wouldonlybe25dotsinRensselaerCounty.
Asecondoptionistochangethesizeofthedotsaccordingtoyourneeds,eitherlargeorsmall.Ifyou
areworkingwithlargepopulations,orlargecountsofsomething,makethedotsizesmallersothatthe
distributionofdotsiseasiertosee.
Conversely,ifyourworkingwithasmalldataset,makingthedotsizelargermightillustrateyouranalysis
moreclearly.
Distributionofdotsisrandomwithintheregion.Ifyoushadestatesaccordingtopopulation,the
dotsforNewYorkarespreadoutthroughoutthestate;theyarenotconcentratedinNewYork
City,wherethemajorityofthestate'spopulationlives.
Note:
Thirdly,intheCustomizeDotDensitySettingsdialogbox,changethecolorofthedottoeitherredor
blacktoaddmorevarietytothefinalmap.Inthisdialogbox,youcanselectCircleorSquaredotthematics
andspecifythedotdensitywidth(inpixels)ofthesquareorcircle.Ingeneral,squareslookclearerat
smallsizes.Atlargersizes,itmaybemoreappropriatetousecircles.Youcancreatemultipledotdensity
mapsonthesamelayerbyvaryingtheseoptions.
MapInfoProfessional12.5
270
UsingThematicMappingtoAnalyzeInformation
Documents you may be interested
Documents you may be interested