QuickStartTutorial1-

Dipsv.5.0 TutorialManual

QuickStartTutorial

Dipsisaprogramdesignedfortheinteractiveanalysisoforientationbasedgeologicaldata.ThisquickstarttutorialwillfamiliarizetheuserwithsomeofthebasicfeaturesofDips.

Ifyouhavenotalreadydoneso,runDipsbydouble-clickingontheDipsiconinyourinstallationfolder.OrfromtheStartmenu,selectPrograms^Rocscience^Dips^Dips.

Example.dipFile

InyourDipsinstallationfolderyouwillfindanExamplesfolder,containingseveralexampleDipsfiles.ThisQuickStarttutorialwillusetheExample.dipfileintheExamplesfolder.ToopentheExample.dipfile:

Select:File^Open

NavigatetotheExamplesfolderinyourDipsinstallationfolder,andopentheExample.dipfile.

IftheDipsapplicationwindowisnotalreadymaximized,maximizeitnow,sothatthefullscreenisavailableforviewingthedata.

YoushouldseethespreadsheetviewshowninFigure1.ADipsfileisalwaysopenedbydisplayingaspreadsheetviewofthedata.TheDipsspreadsheetisalsocalledtheGridViewthroughoutthismanual.MaximizetheGridView.

Figure1:GridViewofExample.dipfile.

Wewon'tworryaboutthedetailsofthisfileyet,excepttonotethatitcontains40rows,andthefollowingcolumns:

TwoOrientationColumns

AQuantityColumn

ATraverseColumn

ThreeExtraColumns

Inthenexttutorial,wewilldiscusshowtocreatetheEXAMPLE.DIPfilefromscratch.

CreatingaPolePlotisjustonemouseclickaway.SelectthePolePlotoptionfromthetoolbarortheViewmenu.

Select:View^PolePlot

AnewviewdisplayingaPolePlotwillbegenerated,asshownbelow.

?Dips-[Example.dip:PolePlot]

?FileEditSetupViewSelectSetsToolsWindowHelp

-Ifflx

□cSH:■}-XE''HHI?????I"i?

IB!||0iii

?3?*V*

WIIBBJiaBU

N

ForHelp,ptessF1 Ttend/plunqe053/00

Figure2:PolePlotofEXAMPLE.DIPdata.

EachpoleonaPolePlotrepresentsanorientationdatapairinthefirsttwocolumnsofaDipsfile.

ThePolePlotcanalsodisplayfeatureattributeinformation,basedonthedatainanycolumnofaDipsfile,withtheSymbolicPolePlotoption.Thisiscoveredlaterinthistutorial.

Convention

Asyoumovethecursoraroundthestereonet,noticethatthecursororientationcoordinatesaredisplayedintheStatusBar.

PolePlot

TheformatoftheseorientationcoordinatescanbetoggledwiththeConventionoptionintheSetupmenu.

IftheConventionisPoleVector,thecoordinateswillbeinTrend/Plungeformat,andrepresentthecursor(pole)locationdirectly.Thisisthedefaultsetting.

|Trend/Plunge122/56

Strike/DipRight

IftheConventionisPlaneVector,thecoordinateswillcorrespondtotheGlobalOrientationFormatofthecurrentdocument(e.g.Dip/DipDirection,Strike/DipRight,Strike/DipLeft),andrepresentthePLANEcorrespondingtothecursor(pole)location.

TIP:thequickestandmostconvenientwayoftogglingtheConventionistoclickontheboxintheStatusBartotheleftofthecoordinatedisplay,withtheLEFTmousebutton.

TheConventionalsoaffectstheformatofcertaindatalistingsinDips(e.g.theMajorPlaneslegend,theEditPlanesandEditSetsdialogs),andtheformatoforientationdatainputforcertainoptions(e.g.AddPlaneandAddSetWindowdialogs).

NOTE:THECONVENTIONOPTIONDOESNOTAFFECTTHEPLOTTINGOFDATA,ORTHEVALUESINTHEGRIDINANYWAY!!PolesareALWAYSplottedusingtheTrendandPlungeofthepolevectorwithrespecttothereferencesphere,regardlessofthesettingoftheConventionoption.

Legend

NotethattheLegendforthePolePlot(andallstereonetplotsinDips)indicatesthe:

ProjectionType(EqualAngle)and

Hemisphere(LowerHemisphere).

ThesecanbechangedusingStereonetOptionsintheSetupmenu(EqualAreaandUpperHemisphereoptionscanbeused).However,forthistutorial,wewillusethedefaultprojectionoptions.

NotethattheLegendalsoindicates"61Poles,40Entries".

TheEXAMPLE.DIPfilehas40rows,hence"40entries".

TheQuantityColumninthisfileallowstheusertorecordmultipleidenticaldataunitsinasinglerowofthefile.Hencethe40dataentriesactuallyrepresent61features,hence"61poles".

Let'smoveontotheScatterPlot.

WhilethePolePlotillustratesorientationdata,singlepolesymbolsmayactuallyrepresentseveralunitmeasurementsofsimilarorientation.

SelecttheScatterPlotoptionfromthetoolbarortheViewmenu,togenerateaScatterPlot.

Select:View^ScatterPlot

AScatterPlotallowstheusertobetterviewthenumericaldistributionofthesemeasurements,sincecoincidentpoleandcloselyneighbouringpolemeasurementsaregroupedtogetherwithquantitiesplottedsymbolically.TheScatterPlotLegendindicatesthenumberofpolesrepresentedbyeachsymbol.

ScatterPlot

ContourPlot

SelecttheContourPlotoptionfromthetoolbarortheViewmenu,andaContourPlotwillbegenerated.

Select:View^ContourPlot

Figure3:ContourPlotofEXAMPLE.DIPdata.

Let'smoveontotheContourPlot,whichisthemaintoolforanalyzingpoleconcentrationsonastereonet.

TheContourPlotclearlyshowsthedataconcentrations.ItcanbeseenthattherearethreedataclustersintheEXAMPLE.DIPfile,includingonethatwrapsaroundtotheoppositesideofthestereonet.

Sincethisfileonlycontains40dataentries,thedataclusteringinthiscasewasapparentevenonthePolePlot.However,inlargerDipsfiles,whichmaycontainhundredsoreventhousandsofentries,clusterrecognitionwillnotnecessarilybevisibleonPoleorScatterPlots,andContourPlotsarenecessarytoidentifymajordataconcentrations.

WeightedContourPlot

SincethisfilecontainsTraverseinformation(Traversesarediscussedinthenexttutorial),aTerzaghiWeightingcanbeappliedtoContourPlots,tocorrectforsamplingbiasintroducedbydatacollectionalongTraverses

ToapplytheTerzaghiWeightingtotheContourPlot:

Select:View^TerzaghiWeighting

NotethechangeintheContourPlot.ApplyingtheTerzaghiWeightingmayrevealimportantdataconcentrationswhichwerenotapparentontheunweightedContourPlot.TheeffectofapplyingtheTerzaghiWeightingwillofcoursebedifferentforeachfile,andwilldependonthedatacollected,andthetraverseorientations.

DONOTUSEWEIGHTEDCONTOURPLOTSFORAPPLICATIONSUNLESSYOUAREFAMILIARWITHTHELIMITATIONS.ForadiscussionofsamplingbiasandtheTerzaghiWeightingprocedure,seetheDipsHelpsystem.

ToremovetheTerzaghiWeightingandrestoretheunweightedContourPlot,simplyre-selecttheTerzaghiWeightingoption.

Select:View^TerzaghiWeighting

ContourOptions

ManyContourOptionsareavailablewhichallowyoutocustomizethestyle,rangeandnumberofcontourintervals.WewillnotexploretheContourOptionsinthistutorial,however,youareencouragedtoexperiment.ContourOptionsisavailableintheSetupmenu,orbyright-clickingonaContourPlot.

StereonetOptions

Atthispoint,let'sexaminetheStereonetOptionsdialog,whichconfiguresthebasicstereonetparametersfortheContourPlotandallotherstereonetplotsinDips.

Right-clickontheContourPlotandselectStereonetOptions,orselectStereonetOptionsfromtheSetupmenu.

Figure4:StereonetOptionsdialog.

IfyouexaminetheContourPlotlegend,youwillnoticethatalloftheStereonetOptionsarerecordedhere,includingtheDistributionmethod(Fisherinthiscase)andtheCountCirclesize(1%inthiscase)usedtoobtainthecontours.SelectCanceltoreturntotheContourPlot.

SeetheStereonetOptionstopicintheDipsHelpsystem,forcompletedetailsaboutalloftheDipsStereonetoptions.

AnotherwidelyusedtechniqueforrepresentingorientationsistheRosettePlot.

Theconventionalrosetteplotbeginswithahorizontalplane(representedbytheequatorial(outer)circleoftheplot).Aradialhistogram(witharcsegmentsinsteadofbars)isoverlainonthiscircle,indicatingthedensityofplanesintersectingthishorizontalsurface.Theradialorientationlimits(azimuth)ofthearcsegmentscorrespondtotherangeofSTRIKEoftheplaneorgroupofplanesbeingrepresentedbythesegment.Inotherwords,therosettediagramisaradialhistogramofstrikedensityorfrequency.

TogenerateaRosettePlot,selectRosettePlotfromthetoolbarortheViewmenu.

?

RosettePlot

Figure5:RosettePlotofEXAMPLE.DIPdata.

AlthoughthedefaultRosettePlotusesahorizontalbaseplane,anarbitrarybaseplaneatanyorientationcanbespecifiedintheRosetteOptionsdialog.Foranon-horizontalbaseplane,theRosettePlotrepresentstheAPPARENTSTRIKEofthelinesofintersectionbetweenthebaseplaneandtheplanesintheDipsfile.

Select:View^RosettePlot

RosetteApplications

Therosetteconveyslessinformationthanafullstereonetsinceonedimensionisremovedfromthediagram.Incaseswheretheplanesbeingconsideredformessentiallytwodimensionalgeometry(prismaticwedges,forexample)thethirddimensionmayoftenovercomplicatetheproblem.Ahorizontalrosettediagrammay,forexample,assistinblastholedesignforaverticalbenchwhereverticaljointsetsimpactonfragmentation.Averticalrosetteorientedperpendiculartotheaxisofalongtopsillortunnelmaysimplifywedgesupportdesignwherethestructureparallelstheexcavation.Averticalrosettewhichcutsasectionthroughaslopeunderinvestigationcanbeusedtoperformquickslidingortopplinganalysiswherethestructurestrikesparalleltotheslopeface.

Fromavisualisationpointofviewandforconveyingstructuraldatatoindividualsunfamiliarwithstereographicprojection,rosettesmaybemoreappropriatewhenthestructuralnatureoftherockissimpleenoughtowarrant2Dtreatment.

WeightedRosettePlot

TheTerzaghiWeightingoptioncanbeappliedtoRosettePlotsaswellasContourPlots,toaccountforsamplingbiasintroducedbydatacollectionalongTraverses.

IftheTerzaghiWeightingisNOTapplied,thescaleoftheRosettePlotcorrespondstotheactual"numberofplanes"ineachbin.

IftheTerzaghiWeightingISapplied,thescaleoftheRosettePlotcorrespondstotheWEIGHTEDnumberofplanesineachbin.

Donotuseweightedplotsforapplicationsunlessyouarefamiliarwiththelimitations.SeetheDipsHelpsystemformoreinformation.

AddingaPlane

TheAddPlaneoptionallowstheusertographicallyaddapole/planetoastereonetplot(Pole,Scatter,ContourorMajorPlanesplots).

Firstlet'sswitchtheplottypebacktoaContourPlot,sinceplanescannotbeaddedontheRosettePlot.

Select:View^ContourPlot

NowselectAddPlanefromthetoolbarortheSelectmenu.

Select:Select^AddPlane

1.MovethecursorovertheContourPlot.WhenthecursorisINSIDEthestereonet,anarcor"greatcircle"representingtheplanecorrespondingtothecursorlocation(pole)willappear.Movethecursoraroundthestereonet,andobservethepositionofthecorrespondingplane.

Notethatthecursorcoordinatesarevisibleinthestatusbar.Whentheplane/poleisatadesiredorientation,clicktheLEFTmousebuttonINSIDEthestereonet.(RememberthatthecoordinateConventioncanbetoggledintheStatusBar).

TheAddPlanedialogwillappear,allowingyoutomodifythegraphicallyenteredorientation(ifnecessary),andalsoprovideID,labeling(optional)andvisibilityinformation.

Figure6:AddPlanedialog.

Forthisexample,enterID=1,Label=plane1,andleavetheVisibilitycheckboxesattheirdefaultselections.SelectOK.

Theplane/polewillbedisplayedontheplot,accordingtothevisibilitysettingschosen,asshowninFigure7.

Ifthegraphicallyenteredorientationisnotcorrect,thensimplyenterthecorrectvaluesintheAddPlanedialog.

NOTE:thevisibilitysettingsthatyouchooseintheAddPlanedialogcanbemodifiedATANYLATERTIMEintheEditPlanesdialog.

Figure7:Addedplane/poledisplayedonContourPlot.

NOTE:planescreatedwiththeAddPlaneoptioninDipsarereferredtoasADDEDPLANES,todistinguishthemfromMEANPLANEScalculatedfromSets.(Setsandmeanplanesarediscussedinthenextsection).

CreatingSets

ASetasdefinedinDips,isagroupingofdatacreatedwiththeAddSetWindowoption.TheAddSetWindowoptionallowstheusertodrawwindowsarounddataclustersonastereonet,andobtainmeanorientationsofdata(poles)withinthewindows.

Beforewegofurther,notethefollowing:

ThewindowscreatedwithAddSetWindowarecurvilinearfour-sidedwindows,definedbytwotrendvaluesandtwoplungevaluesatoppositecorners.

ThewindowsarealwaysformedinaCLOCKWISEdirection,thereforeyoumustalwaysSTARTaSetWindowwithoneoftheCOUNTER-CLOCKWISEcorners.

?

Let'screateourfirstSetwiththesmalldataclusterattherightsideofthestereonet.

Select:Sets^AddSetWindow

LocatethecursoratAPPROXIMATELYTrend/Plunge=55/65,andclicktheLEFTmousebutton.RememberthatthecursorcoordinatesaredisplayedintheStatusBar.

MovethemouseinaCLOCKWISEdirection,andyouwillseeacurvilinear,four-sidedSetWindowopeningup.

MovethecursortoAPPROXIMATELYTrend/Plunge=115/20,andclicktheLEFTmousebutton.YouwillthenseetheAddSetWindowdialog.

Figure8:AddSetWindowdialog.

4.Don'tworryifthewindowcoordinatesarenotexactlythoseshownabove,aslongasthewindowenclosesthedesireddata.However,youmayeditthecoordinatesatthistime,ifyouwish.

5.WewillacceptthedefaultSetIDandVisibilitysettings,sojustselectOK,andtheSetwillbecreated.

Figure9:SetWindowandUnweightedmeanpole/planedisplayedforSet1.

MeanPlaneDisplay

WhenaSetiscreated,youwillnoticethefollowingonthestereonet,asshowninFigure9:

TheSetWindowwillbedisplayed.

Themeanpole/planewillbedisplayedaccordingtothevisibilitysettingschosenintheAddSetWindowdialog.Inthiscase,wehavedisplayedtheUnweightedmeanpolevectorandplane.

Unweightedmeanpoles/planesareidentifiedbyan"m"besidetheSetID.Weightedmeanpoles/planes,ifdisplayed,areidentifiedbya"w"besidetheSetID.

StatusBarDisplay

AfteraSetiscreated,theStatusBarwilldisplaythenumberofpolesintheSet.Forthisexample,theStatusBarshouldnowshow:

10polesfrom8entriesinSet1

The"8entries"referstothenumberofrowsofthegridwithintheSet.SincewehaveaQuantityColumninthisfile,eachrowcanrepresentmultipledataunits(poles).Inthiscase,the8rowsactuallyrepresent10poles.

SetColumn

WhentheFIRSTSetiscreated,aSetColumnisautomaticallyaddedtotheGrid.TheSetColumnrecordstheSetIDofdatabelongingtoSets.Let'sverifythis.

ReturntotheGridView(youmayselectfromthelistofopenviewsintheWindowmenu).

NoticetheSetColumn,whichappearsAFTERtheTraverseColumn.

NoticethedataintheSetColumnwhichisflaggedwiththeSetID=1.ThesearethepoleswithintheSetWindowjustcreated.

N

AwrappedSetWindowinDipsautomaticallycalculatesthecorrectmeanvectorforSetswhichcrosstheequator.

Figure10:WrappedSetWindow.

NowreturntotheContourPlotview,andwewillcreateanotherSet,thistimewithawindowwhichwrapsaroundtheperimeterofthestereonet.

WrappedSetWindows

AfteryouhaveselectedtheFIRSTcornerofaSetWindowwiththeAddSetWindowoption,youwillnoticethatifthecursormovesbeyondthestereonetperimeter,itwill"wraparound"andre-appearontheoppositesideofthestereonet,withthewindowstillattached.

ASetColumnisautomaticallyaddedtotheGridwhentheFIRSTSetiscreated.

Thisallowsdataneartheperimeter,onoppositesidesofthestereonet,tobeselectedasoneSet,asillustratedinFigure10.

ThisusefulfeatureofDipsautomaticallycalculatesthecorrectmeanvectorforSetswithpolesplottingonoppositesidesoftheequator,sinceAMEANORIENTATIONCALCULATEDFROMTHELOWERHEMISPHEREALONEWILLBEINCORRECT!!

ThepoleswithinawrappedSetwindowthatplotontheoppositesideofthestereonet,areincorporatedintothevectoradditionASNEGATIVEpoles(i.e.plunge=—plunge,trend=trend+180),sothatthemeanwillbecorrectlycalculated.

Let'screateasecondSetusingawrappedSetWindow.Select:Sets^AddSetWindow

LocatethecursoratAPPROXIMATELYTrend/Plunge=300/20,andclicktheLEFTmousebutton.RememberthatthecursorcoordinatesaredisplayedintheStatusBar.

Movethecursortothestereonetperimeter,andyouwillseethattheSetWindowreappearsontheoppositesideofthestereonet.

?

AwrappedSetWindowmayseemawkwardatfirst,butisverysimpleonceyougetthehangofit.Atworst,ifyouseemto"losecontrol",right-clickthemouseandselectCancel,andstartagain!

MovethecursortoAPPROXIMATELYTrend/Plunge=170/20,andclicktheLEFTmousebutton.YouwillseetheAddSetWindowdialog.

5.Don'tworryifthewindowcoordinatesarenotexactlythoseshownabove,aslongasthewindowenclosesthedesireddata.However,youmayeditthecoordinatesatthistime,ifyouwish.

6.WewillacceptthedefaultSetID(2inthiscase)andVisibilitysettings,sojustselectOK,andtheSetwillbecreated.

Figure11:SetWindowsandUnweightedmeanpoles/planesdisplayedforSets1and2.

AswhenwecreatedthefirstSet,notethattheSetWindowandUnweightedmeanpole/planearedisplayed.Also,theStatusBarshouldread(ifyouselectedallofthepolesonbothsidesofthestereonet):

22polesfrom15entriesinSet2

Finally,notethattheSetColumnintheGridViewisupdatedtorecordthedatainbothSets1and2.NotethatdatawhichdoesNOTcurrentlybelongtoanySethasaBLANKentryintheSetColumn.

NowcreateathirdSetWindowaroundtheremainingdataconcentrationontheContourPlot.(ASetWindowwithcornersatapproximatelyTrend/Plunge=190/40andTrend/Plunge=235/3willdothejob).

Figure12:SetWindowsandUnweightedmeanpoles/planesdisplayedforSets1,2and3.

Let'snowlookattheInfoVieweroption,whichprovidesasummaryofyourDipsfile,aswellasalistingofallAddedPlanes(AddPlaneoption),andallSetinformation.

Select:File^InfoViewer

Figure13:InfoViewerdisplayofSetinformation.

AsyouscrollthroughtheInfoViewer,youwillsee:

yourDipsfilesetupinformation

Globalmeanvectororientation(i.e.themeanvectorofallpolesinthefile)

alistofAddedPlanes,ifanyexist(youshouldseethesingleplanewhichweaddedearlierinthistutorial).

IfSetshavebeencreated,youwillthensee:

AlistingofUnweightedandWeightedMEANplaneorientationsforeachSet,inbothPoleVector(Trend/Plunge)andPlaneVectorformat.

SetInformation

AlistingofSetStatistics(Fishercoefficient,andConfidenceandVariabilityLimitsatone,twoandthreestandarddeviations).

3.TheSetWindowlimits(i.e.thetwocornersdefiningeachSetWindow,inTrend/Plungeformat).

ConfidenceandVariabilityconescanbedisplayedonstereonetplots,asdiscussedinTutorial3.

TheInfoViewerlistingcanbeprinted,copiedtotheclipboard,etc.TheInfoViewerbehaveslikeanyotherviewinDips(i.e.itcanbetiled,minimized,maximized,etc.),andisautomaticallyupdatedwhenevernewinformationisaddedtothecurrentdocument(e.g.whenanewSetiscreated).WhenyouarefinishedexaminingtheInfoViewer,closetheviewbyselectingthexbuttonintheupperrightcorner.

TheMajorPlanesPlotoptioninDipsallowstheusertoviewPLANESONLYonacleanstereonet,withoutpolesorcontours.Inaddition,alistingofplaneorientationsisdisplayedinthelegend,intheformatgovernedbythecurrentConvention(Trend/PlungeorPlaneVector).

Select:View^MajorPlanes

ThefollowingPLANESaredisplayedonaMajorPlanesPlot:

AllADDEDplanescreatedwiththeAddPlaneoption

AllMEANplanesforSetscreatedwiththeAddSetWindowoption

Figure14:MajorPlanesPlot.

Onlyplanes/polestoggledforVisibilityintheEditPlanesandEditSetsdialogs,willbedisplayedontheMajorPlanesPlot.

InFigure14wehavetoggledoffthedisplayofSetWindows.ThisisdonewiththeShowWindowsoptionintheSetsmenu,whichtogglesthevisibilityoftheSetWindowsonaperviewbasis.Let'sdothatnow.

MajorPlanesPlot

Select:Sets^ShowWindows

MajorPlanesLegend

TheMajorPlaneslegenddisplaystheorientationsofplanesintheformatgovernedbytheConvention(Trend/PlungeorPlaneVector).RememberthattheConventioncanbetoggledatanytimeintheStatusBar,andwillautomaticallyupdatetheplanesLegend.Alsonote:

Theletter"m"besideaplaneIDindicatesanUNWEIGHTEDMEANPLANEforaSet

Theletter"w"besideaplaneIDindicatesaWEIGHTEDMEANPLANEforaSet

APlaneIDwithNOletterindicatesanADDEDplanecreatedwiththeAddPlaneoption.

Forourcurrentexample,wehaveoneADDEDplane(AddedPlanesarealwayslistedfirstinthelegend),followedbytheMEANplanesforthethreeSets.

PlaneColours

ThedefaultcoloursusedforplanesinDipsare:

GREENforallADDEDplanes

REDforallMEANplanes

TheusercancustomizeADDEDplanecoloursintheEditPlanesdialog,andMEANplanecoloursintheEditSetsdialog.Thisisleftasanoptionalexercise.NOTEthatunlikemostotherdisplayoptionsinDips,changestothePlaneColours(orthePlaneVisibilitysettings)affectALLviewsforthecurrentdocument,andareNOTcustomizableonaperviewbasis.

WorkingwithMultipleViews

Newstereonetplotviewscanbegeneratedatanytime,byselectingtheNewPlotViewoptionintheWindowmenu.Let'sgeneratetwonewplotviews,sothatwecanviewdifferentplotsatthesametime.

Select:Window^NewPlotView

Bydefault,aPolePlotisalwaysdisplayedwhenanewplotviewisgeneratedinthismanner.Generateonemoreview.

Select:Window^NewPlotView

m

Nowtiletheviews.

Select:Window^TileVertically

Yourscreenshouldnowdisplay:

TwoPolePlotviews

AMajorPlanesPlotview

TheGridView.

ClickononeofthePolePlotviews,tomakeittheactiveview,anddisplayaRosettePlot.

Select:View^RosettePlot

ClickontheMajorPlanesPlot,tomakeittheactiveview,anddisplayaContourPlot.

?

Select:View^ContourPlot

Yourscreenshouldnowlooksomethinglikethefollowingfigure:

Figure15:Tileddisplayoffourviews,EXAMPLE.DIPfile.

WewillnowbrieflydemonstratehowdisplayoptionsinDipsarecustomizableonaperviewbasis.

CustomizingViews

FirstwewillhidetheplanesandSetWindowsonthePolePlotView.

ShowPlanes

TheShowPlanesoptioncanbeusedtoShoworHideplanesonaPERVIEWbasis.

ClickthemouseinthePolePlotview,tomakeittheactiveview.NowselectShowPlanes.

Select:Select^ShowPlanes

NoticethatALLplanesonthePolePlotviewarenowhidden.However,theSetWindowsarestilldisplayed.

ShowWindows

TohidetheSetWindows:Select:Sets^ShowWindows

TheSetWindowsonthePolePlotviewarenowhidden.

(Asanoptionalstep,clickintheContourPlotviewandselectShowWindows,tore-displaytheSetWindowsinthisview).

ThisdemonstrateshowplanesandSetWindowscanbeshownorhiddenonaPERVIEWbasis.

DisplayOptions

Nowlet'slookattheDisplayOptionsdialog.Right-clickonthePolePlotview,andselectDisplayOptions.

IntheDisplayOptionsdialog,changetheStereonetcolourtoWHITE,andselectOK.

Right-clickontheRosettePlotandselectDisplayOptions.

IntheDisplayOptionsdialog,changetheBackgroundcolourtoBLACKandchangetheLegendTextcolourtoWHITE.SelectOK.

ThisdemonstrateshowcolourscanbecustomizedonaPERVIEWbasis.

?

NOTEthatfavouriteviewingoptions(allDisplayOptions,StereonetOptions,andContourOptions),canbesavedbytheuserwithAutoOptionsintheSetupmenu.Savedoptionscanbere-appliedtoindividualviewsatalatertime,orsavedastheprogramdefaults,allowingtheusertocreatetheirowncustomizedversionofDips.

SymbolicPolePlot

WewillnowdemonstratehowfeatureattributeanalysiscanbecarriedoutusingtheSymbolicPolePlotandChartoptionsinDips.

First,maximizethePolePlotview.

Right-clickonthePolePlotandselectSymbolicPolePlot(SymbolicPolePlotisalsoavailableintheViewmenu).

IntheSymbolicPolePlotdialog,changethePlotStyletoSymbolicPolePlot.

Inthedrop-downlist,selectthecolumnyouwouldliketoplot.Forexample,selectTYPE.

Figure16:SymbolicPolePlotdialog.

ThedataintheTYPEcolumnisQualitative,thereforewedonothavetochangetheDataType(ifthedatawereQuantitative,i.e.numeric,thenwewouldhavetoselecttheQuantitativeDataTypeoption).

NoticethatalistofallentriesintheTYPEcolumnappearsintheAllocatedlistarea.

SelectOK,andaSymbolicPolePlotwillbegenerated,displayingsymbolscorrespondingtotheentriesintheTYPEcolumn.

Figure17:SymbolicPolePlotofdataintheTYPEcolumn.

SymbolicPolePlotLegend

IntheSymbolicPolePlotlegend,youwillnoticeanumberinsquarebracketsbesideeachlabelbeingplotted.ThisreferstotheTOTALnumberofpoleswiththatlabel(i.e.itaccountsfortheQuantityColumnvalues).Ifyouaddthenumbersinthesquarebrackets,youwillfindthatthetotalisequaltothenumberofPoleslistedatthebottomofthelegend,inthiscase,61.

CreatingaChartfromaSymbolicPlot

Nowlet'screateacorrespondingHistogram,basedonourSymbolicPolePlot.

Right-clickontheSymbolicPolePlotandselectCreateCorrespondingChart.

Anewchartviewwillautomaticallybegenerated,usingthesamedataandsettingsselectedfortheSymbolicPolePlot.

Figure18:HistogramcorrespondingtoSymbolicPolePlot.

TheChartcanthenbecustomized,ifnecessary,byright-clickingontheChartandselectingChartProperties(e.g.theHistogramcanbeconvertedtoaPieChartoraLinegraph).

ChartscanalsobegenerateddirectlyusingtheChartoptionintheSelectmenu.TheaboveprocedureissimplyashortcutforgeneratingachartfromanexistingSymbolicPolePlot.

Towrapupthistutorial,wewilldemonstratehowtoquicklyandeasilycreatesubsetfilesfromaDipsfile,usingtheQueryDataoption.

Select:Select^QueryData

YouwillseetheQueryDatadialog.

Figure19:QueryDatadialog.

QueryDataallowstheusertocreateanysortoflogicalexpressiontoquerytheinformationinanycolumn,oranycombinationofcolumns,ofyourDipsf