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Vertical MapperVersion 3.7USER GUIDE

10 Vertical Mapper 3.7What’s New in Vertical Mapper 3.7Import Raster Data as Vertical Mapper GridThe Vertical Mapper 3.7 contains a new Import Raster

Using the Line Info Tool98 Vertical Mapper 3.7Using the Line Info ToolThe Line Info tool displays a statistical summary of the data along a selected l

Chapter 6: Working with GridsUser Guide 99Any numeric grid file generated in Vertical Mapper, using interpolation or modeling, is automatically assign

Using Colour in Grids100 Vertical Mapper 3.7.1. In the Grid Manager, choose a numeric grid (.grd).2. Click the Colour button .3. Do any of the follo

Chapter 6: Working with GridsUser Guide 1014. In the Colour Profile section, do one of the following:• Click the Save button to save colour settings a

Using the Dictionary Editor for Classified Grids102 Vertical Mapper 3.7The Contrast box enables you to determine the difference between the lightest a

Chapter 6: Working with GridsUser Guide 103The New Group button enables you to add a new group to the dictionary. You can also access this command by

Displaying Legends104 Vertical Mapper 3.7The Range tab displays and allows editing of the values to be plotted on a legend bar. The values and percent

Chapter 6: Working with GridsUser Guide 105The following options are available on the Text tab:In the Titles section, you can enter a Main Title and,

Displaying Legends106 Vertical Mapper 3.7The following options are available on the Format tab:You can use the buttons in the Tick Line Style section

Chapter 6: Working with GridsUser Guide 107Once all the settings have been made to the colour legend, a file name must be chosen before selecting OK t

Chapter 1: Introduction to Vertical Mapper 3.7User Guide 11Installing Vertical MapperYou install Vertical Mapper in the same way you install any other

Customizing a Graph108 Vertical Mapper 3.7The Y-axes tab contains settings that control how the labels for each graph in the Graph window are presente

Chapter 6: Working with GridsUser Guide 109• The Point Style list box displays all the point styles for graph types that have a symbol component.When

Customizing a Graph110 Vertical Mapper 3.7To export a graph:1. Position the cursor over a grid histogram, a cross section graph, or a point-to-point s

Chapter 6: Working with GridsUser Guide 111Hiding or Showing the Legend• Position the cursor over a grid histogram, a cross section graph, or a point-

Smoothing a Grid112 Vertical Mapper 3.7A default output table file name will be provided in the Smoothed Grid Table field based on the name of the sel

Chapter 6: Working with GridsUser Guide 1131 + 2 + 1 + 4 + (5.6) + 3 + 7 + 0 + 9---------------------------------------------8 + 6Check the Fill Null

Contouring with Grids114 Vertical Mapper 3.7Creating Polyline and Region ContoursA standard contour line map can be generated from within Vertical Map

Chapter 6: Working with GridsUser Guide 1156. To save contour profile settings, click the Save As button.Profiles are saved as text files with a .pfc

Contouring with Grids116 Vertical Mapper 3.7

Using Grids for Spatial AnalysisThe power of Vertical Mapper lies in the ability it gives you to use grids in complex spatial analysis. This section d

Installing Vertical Mapper12 Vertical Mapper 3.7These are the recommended system requirements for Vertical Mapper 3.7:Note For Windows 2003 Server Use

Using the Grid Calculator118 Vertical Mapper 3.7Using Grids for Spatial AnalysisVertical Mapper gives you the ability to create grids based on geograp

Chapter 7: Using Grids for Spatial AnalysisUser Guide 1197. In the Grid Calculator – Save dialog box, do the following: • In the Save the New Grid As

Using the Grid Calculator120 Vertical Mapper 3.7• The Value box enables you to enter a numeric value.• The Type box displays the type of the variable;

Chapter 7: Using Grids for Spatial AnalysisUser Guide 121Note The output results for the sine, arcsine, cosine, arcosine, tangent, and arctangent func

Understanding Grid Queries122 Vertical Mapper 3.7Understanding Grid QueriesYou can use grid queries to build new grids from existing grids where the n

Chapter 7: Using Grids for Spatial AnalysisUser Guide 123Creating and Editing Conditional QueriesThe first step in creating a conditional query involv

Understanding Grid Queries124 Vertical Mapper 3.7The Operator list enables you to choose the appropriate operator for the query. The choices available

Chapter 7: Using Grids for Spatial AnalysisUser Guide 125The Cell Size box enables you to set any user-defined value but, as with any grid creation te

Understanding Grid Queries126 Vertical Mapper 3.7The Output Format section enables you to choose the format of the output grid. You can choose a numer

Chapter 7: Using Grids for Spatial AnalysisUser Guide 127Understanding Slope and AspectAs it applies to grid geometry, slope is a measurement of the “

Chapter 1: Introduction to Vertical Mapper 3.7User Guide 137. On the Setup Type page, choose the setup type that best suits your needs.• If the chosen

Understanding Slope and Aspect128 Vertical Mapper 3.7Exploring the Slope and Aspect Dialog BoxYou can use this dialog box to create a slope grid, an a

Chapter 7: Using Grids for Spatial AnalysisUser Guide 129Creating a Cross SectionYou can create a query of grid values along a line or polyline constr

The Point Inspection Function130 Vertical Mapper 3.7The Horizontal Distance is the “crow fly” distance from the beginning point of the transect line t

Chapter 7: Using Grids for Spatial AnalysisUser Guide 131This figure shows a MapInfo Professional SQL Query.Using the Line Inspection FunctionThe Line

The Region Inspection Function132 Vertical Mapper 3.7Each statistical parameter calculated for each open and active grid is written into a separate co

Chapter 7: Using Grids for Spatial AnalysisUser Guide 133The Point-to-Point Visibility FunctionIntervisibility and viewpoint analysis uses elevation g

The Point-to-Point Visibility Function134 Vertical Mapper 3.7The Grid list enables you to select the appropriate open grid file for analysis if such s

Chapter 7: Using Grids for Spatial AnalysisUser Guide 135• The Surface Elevation value is the elevation value found at the sampled location. All value

The Viewshed Function136 Vertical Mapper 3.7The relative elevation indicated by the red line represents the surface topography along the line of sight

Chapter 7: Using Grids for Spatial AnalysisUser Guide 137Using the Viewshed FunctionThe Viewshed function is appropriate only for use on a grid file t

Vertical Mapper Documentation14 Vertical Mapper 3.74. When the installation process has finished, click Finish.5. Click Exit to exit the DemoShield ap

The Viewshed Function138 Vertical Mapper 3.7• The Simple Calculation option enables you to create a classified grid file and assigns either the catego

Using the Grid ToolsThe grid tools are a series of utilities that work with grid files to increase the flexibility and workability of grids in the Map

Using the Alter Meta Data Tool140 Vertical Mapper 3.7Using the Grid ToolsVertical Mapper provides a selection of grid tools that enable you to export

Chapter 8: Using the Grid ToolsUser Guide 141The Grid list enables you to select the appropriate open grid file to process if it is not chosen in the

Using the Export Grid Tool142 Vertical Mapper 3.7Using the Export Grid Tool1. In the Grid Manager, click the Tools button and choose the Export comman

Chapter 8: Using the Grid ToolsUser Guide 143Using the Classified Grid FilterUsing the Classified Grid Filter, you can reclass small isolated areas of

Reclassing Numeric Grids144 Vertical Mapper 3.74. Do one of the following:• Click the Insert button to insert a row in the Reclass table.• Click the D

Chapter 8: Using the Grid ToolsUser Guide 145•The Method section enables you to choose which method to use to create the range. There are two options:

Reclassing Classified Grids146 Vertical Mapper 3.74. To save the reclass profile to a .pfr file, click the Save button.5. In the File name box, type a

Chapter 8: Using the Grid ToolsUser Guide 147The Assigned Class(es) section lists classes that you have assigned.The Add button enables you to create

Chapter 1: Introduction to Vertical Mapper 3.7User Guide 15Developing Applications with Vertical Mapper The Vertical Mapper Software Developer’s Kit i

Using the Reproject Tool148 Vertical Mapper 3.7The Table will display the list of open tables.The Class Column will display the list of columns in the

Chapter 8: Using the Grid ToolsUser Guide 149The Reproject tool enables you to perform a preliminary transformation test using the chosen projection.

Resizing a Grid150 Vertical Mapper 3.7The Suggested Range box displays the suggested range of cell sizes appropriate for the projection.The File Size

Chapter 8: Using the Grid ToolsUser Guide 151Splicing Grids TogetherThe Grid Splicer tool combines one or more grids into a single grid file. There ar

Splicing Grids Together152 Vertical Mapper 3.7You can update specific areas of an existing grid. This is best done by creating polygonal regions aroun

Chapter 8: Using the Grid ToolsUser Guide 153The Spliceable Grids list displays all grid files open in the Grid Manager that can be successfully splic

Trimming a Grid154 Vertical Mapper 3.7choose it and use the Convert to Regions command from the Objects menu in MapInfo Professional.2. Choose the reg

Data AnalysisSurface Analysis in Vertical Mapper provides data analysis tools that make your analysis tasks easier. In this chapter: Semivariogram An

156 Vertical Mapper 3.7Semivariogram AnalysisGrid creation is a valuable way to visualize how data, represented by points, changes through space. The

Chapter 9: Data AnalysisUser Guide 157Put simply, every point is compared to every other point to determine which points are approximately the first l

Send us Your Comments16 Vertical Mapper 3.7

158 Vertical Mapper 3.7An example of a directional semivariogram. Notice the two experimental semivariograms, one representing points oriented north a

Chapter 9: Data AnalysisUser Guide 159 A two-directional semivariance search.In the previous figure, two directions are analyzed, represented by the d

160 Vertical Mapper 3.7The sill is a variance value that the model curve ideally approaches but does not cross. The range is the distance value at whi

Chapter 9: Data AnalysisUser Guide 161Exploring the Variogram Dialog BoxThis dialog box is available from the Vertical Mapper, Data Analysis, Semi-var

162 Vertical Mapper 3.7The Apply button enables you to recalculate and refresh the semivariogram using new settings.The graph in the dialog box is a s

Chapter 9: Data AnalysisUser Guide 163• Anisotropy view diagram shows the directional trends in the data. A wide ellipse indicates that there is a gre

Spatial Correlation164 Vertical Mapper 3.7Creating a Correlation Matrix 1. From the Vertical Mapper menu, choose the Data Analysis > Spatial Correl

Chapter 9: Data AnalysisUser Guide 165In this example, the specified group similarity was 0.7. The members in Group #1 and Group #2 have a correlation

Spatial Correlation166 Vertical Mapper 3.7This Browser shows the results of a significance analysis where the specified weight was 8.5.Principal Compo

Chapter 9: Data AnalysisUser Guide 167Exploring the Principal Components Dialog Box The Select Grids to Analyze list displays all open grids. These ar

Understanding GridsThis section discusses the concept of grids and explains how they are used in Vertical Mapper.In this chapter: Using Vertical Mapp

Polygon Overlay168 Vertical Mapper 3.7The second step is to calculate the value for each cell in the new grid. The calculation involves knowing how ma

Chapter 9: Data AnalysisUser Guide 169Some polygons may be too small for a grid node to be located inside. In this instance the polygons data is attri

Predictive Analysis170 Vertical Mapper 3.7In the Column section, you can choose either of the following options:Existing Column enables you to choose

Chapter 9: Data AnalysisUser Guide 171regions representing a high crime rate “1,” and the regions representing a low crime rate “2.” Any region assign

Predictive Analysis172 Vertical Mapper 3.7The Class Column list enables you to choose the column in the table that contains the class of the region; t

Aggregating DataThere are two methods of data aggregation: simple point aggregation and point aggregation with statistics.This section discusses:• whe

When to Aggregate Data174 Vertical Mapper 3.7Aggregating Data Data aggregation is a mathematical process for reducing the number of points in a point

Chapter 10: Aggregating DataUser Guide 175Simple Point AggregationSimple point aggregation is useful for quickly grouping points that are virtually co

Simple Point Aggregation176 Vertical Mapper 3.7Performing Simple Point AggregationYou can use simple point aggregation to quickly group points that ar

Chapter 10: Aggregating DataUser Guide 177• Median Value: The median value is the middle value of all points within the “same point” distance of the a

16 Vertical Mapper 3.7Using Vertical Mapper to Display Spatial DataVertical Mapper brings two main benefits to MapInfo Professional:• It provides a ma

Point Aggregation with Statistics178 Vertical Mapper 3.7The calculated statistical information is retained in the Browser window of both the aggregate

Chapter 10: Aggregating DataUser Guide 179performed regardless of whether the dialog box is greyed out. If you do not choose any of the settings in th

Point Aggregation with Statistics180 Vertical Mapper 3.7• Number of Points Aggregated: This value is the total number of points selected for aggregati

Chapter 10: Aggregating DataUser Guide 181new aggregated point. The process ends by performing the aggregation calculations on the selected points as

Point Aggregation with Statistics182 Vertical Mapper 3.7Original distribution of data points.The Cluster Density Aggregation technique is usually most

Chapter 10: Aggregating DataUser Guide 183There are a total of 330 points in the sample data set shown in the previous figure. After using the cluster

Building a Table of Standard Deviation Ellipses184 Vertical Mapper 3.7maximum dispersion in a point pattern is always at right angles to the axis of m

Using Natural Neighbour AnalysisUsing the Natural Neighbours technique, you can analyze point data that needs to be mapped to discrete regions with co

186 Vertical Mapper 3.7Understanding Natural Neighbours While the strength of Vertical Mapper lies in the ability it gives you to create a continuous

Chapter 11: Using Natural Neighbour AnalysisUser Guide 187The following section describes the two main procedures in Vertical MapperSurface Analysis t

Chapter 2: Understanding GridsUser Guide 17Working with Grid FilesYou should be familiar with the concept of map layers when you work with Vertical Ma

Calculating the Region Area188 Vertical Mapper 3.7The Select Region From Map check box—enables you to use a pre-defined MapInfo region as the Voronoi

Creating 3D Views Using GridViewGridView enables you to generate 3D renderings of one or more numeric grid files as well as adjust many settings such

190 Vertical Mapper 3.7Launching GridViewGridView can be accessed in three different ways. The most common way is through the Grid Manager. The highli

Chapter 12: Creating 3D Views Using GridViewUser Guide 191The Set Viewing Mode section enables you to determine the location of the viewing position i

192 Vertical Mapper 3.7This diagram illustrates the To Your Location viewing mode. The Camera Angle box enables you to set the width of the view-scene

Chapter 12: Creating 3D Views Using GridViewUser Guide 193.• Inclination is the angle measured from the horizon to the line of sight at either the vie

194 Vertical Mapper 3.7The Surface and Lighting TabThe Surface and Lighting tab contains settings that affect the visual characteristics of the render

Chapter 12: Creating 3D Views Using GridViewUser Guide 195The Shading section enables you to set the manner in which colours are applied to individual

196 Vertical Mapper 3.7colour can be generally seen in three different locations: the grid base, the grid apron, and the inside holes within the grid

Chapter 12: Creating 3D Views Using GridViewUser Guide 197 The Grid section enables you to set the display characteristics of the highlighted grid fil

Information in this document is subject to change without notice and does not represent a commitment on the part of the vendor or its representatives.

Understanding Grids18 Vertical Mapper 3.7What is a Grid?A grid is made up of regularly spaced square cells arranged over a given area. Each cell has a

198 Vertical Mapper 3.7The Base section contains settings to control the display and size of the base of the grid.• The Show Base check box specifies

Chapter 12: Creating 3D Views Using GridViewUser Guide 199The Z Values section enables you to control the vertical exaggeration of the highlighted gri

200 Vertical Mapper 3.7• The Hide When Over Null Value check box controls the display of a drape where it is geographically coincident with null value

Chapter 12: Creating 3D Views Using GridViewUser Guide 201The Cancel button enables you to close the dialog box without rendering the GridView scene.T

Working with Grid Layers202 Vertical Mapper 3.7Working with Grid LayersThe Layer/Grid Height list in the Scene Properties dialog box displays the grid

Chapter 12: Creating 3D Views Using GridViewUser Guide 203The Open/Save Workspace command opens an existing workspace or saves the current rendered sc

Making 3D Drape Files204 Vertical Mapper 3.7• Ensure proper registration in GridView; the grid file upon which the drape will be placed must be presen

Other CommandsThis section covers how to set preferences for grid file management and dialog box usage and how to exit from Vertical Mapper.In this ch

206 Vertical Mapper 3.7Setting your Preferences You can determine the default settings that control grid file management and dialog box usage in the P

Chapter 13: Other CommandsUser Guide 207• The Add and Remove buttons enable you to add any number of profiles to or remove them from the list. In the

Chapter 2: Understanding GridsUser Guide 19An example of a numeric grid showing the continuous variation of elevation across an area.Classified GridsC

208 Vertical Mapper 3.7IndexAAlter Meta Data tool 132Analyzing datacalculating point density 72using gravity models 61using natural neighbourhoods 73u

User Guide 209exporting 102maximizing 103printing 103setting the zoom for 103Gridarchitecture 18Grid Buffering 77Grid buffering 78Grid Calculator 19,

210 Vertical Mapper 3.7number of zones 33radius multiplier 34zone orientation 33KKernel estimatesBi-Weight 74Epanechnikov 74Gaussian 74Triangular 74Tr

User Guide 211RReclass profiles 137Reclassingclassified grids 137numeric grids 135Rectangular interpolation 41Region contourscreating 104Region Info t

Understanding Spatial Estimation Techniques20 Vertical Mapper 3.7Grid File ArchitectureEvery Vertical Mapper grid file (.grc or .grd) is divided into

Chapter 2: Understanding GridsUser Guide 21• Natural Neighbour (simple and advanced)• Rectangular• Kriging• Custom Point EstimationModeling Techniques

Understanding Spatial Estimation Techniques22 Vertical Mapper 3.7

Creating Grids Using InterpolationThis section describes the basic commands associated with the creation of numeric grid files using interpolation tec

Types of Interpolation24 Vertical Mapper 3.7Grid Creation using Interpolation Interpolation is the process of estimating grid values using measured ob

Chapter 3: Creating Grids Using InterpolationUser Guide 25Choosing an Interpolation TechniqueThe most challenging task in creating a surface through i

Choosing an Interpolation Technique26 Vertical Mapper 3.72. How accurate is the data?Some techniques assume that the value at every data point is an e

Chapter 3: Creating Grids Using InterpolationUser Guide 274. Is interpolation speed a factor?Certain factors will influence the speed of interpolation

User Guide 3Table of ContentsChapter 1: Introduction to Vertical Mapper 3.7. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9What’s New in Ver

Using the Interpolation Wizard to Create a Grid28 Vertical Mapper 3.75. Is it necessary to overshoot or undershoot the local minimum and maximum value

Chapter 3: Creating Grids Using InterpolationUser Guide 29Triangulation with SmoothingTriangulation is a process of grid generation that is usually ap

Triangulation with Smoothing30 Vertical Mapper 3.7A smooth grid surface is then fitted to the TIN using a bivariate fifth-order polynomial expression

Chapter 3: Creating Grids Using InterpolationUser Guide 31Note Use the Ruler in MapInfo Professional to examine your point data file and measure gaps

Triangulation with Smoothing32 Vertical Mapper 3.7The 5th Order Solution button enables you to apply a complex polynomial expression to the calculatio

Chapter 3: Creating Grids Using InterpolationUser Guide 33Inverse Distance Weighting Interpolation Inverse Distance Weighting (IDW) interpolation is a

Inverse Distance Weighting Interpolation34 Vertical Mapper 3.7Exploring the Inverse Distance Weighted Interpolation Dialog Box The Inverse Distance We

Chapter 3: Creating Grids Using InterpolationUser Guide 35As the exponent increases, the influence a data point has on the calculated grid node decrea

Inverse Distance Weighting Interpolation36 Vertical Mapper 3.7The search area is divided into two zones and a zone orientation set to match the distri

Chapter 3: Creating Grids Using InterpolationUser Guide 37With the search radius defined by the Search Radius setting, the Weight to Furthest Point On

Table of Contents4 Vertical Mapper 3.7Choosing an Interpolation Technique. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Natural Neighbour Interpolation38 Vertical Mapper 3.7Put simply, natural neighbour interpolation makes use of an area-weighting technique to determine

Chapter 3: Creating Grids Using InterpolationUser Guide 39The Interpolation Wizard provides two methods of performing natural neighbour interpolation.

Natural Neighbour Interpolation40 Vertical Mapper 3.7• The Smoothed, without overshoot option uses the slope-based solution discussed earlier. This va

Chapter 3: Creating Grids Using InterpolationUser Guide 41The Extents button displays a summary of the geographic size and the z-value range of the or

Natural Neighbour Interpolation42 Vertical Mapper 3.7Quantitatively, if the proportional natural neighbour area of a point is greater than 50 percent

Chapter 3: Creating Grids Using InterpolationUser Guide 43purposes and the processing time and file size. The default value is calculated by dividing

Rectangular Interpolation44 Vertical Mapper 3.7A radius is generated around each grid node from which the closest data point in each quadrant is selec

Chapter 3: Creating Grids Using InterpolationUser Guide 45The Search Radius box enables you to define the maximum size, in map units, of a circular zo

Kriging Interpolation46 Vertical Mapper 3.7Decay Curves used by IDW interpolation.The disadvantage of IDW interpolation is that it treats all points t

Chapter 3: Creating Grids Using InterpolationUser Guide 47Understanding Kriging TechniquesVertical Mapper provides three variations of kriging interpo

Table of ContentsUser Guide 5Suggested Reading on Trade Area Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67Chapter 5: Cr

Using the Kriging Interpolation Technique48 Vertical Mapper 3.7If you choose all the system defaults, the kriging type will be ordinary, the experimen

Chapter 3: Creating Grids Using InterpolationUser Guide 49Exploring the Kriging: Interpolation Dialog Box The Kriging Interpolation dialog box enables

Using the Kriging Interpolation Technique50 Vertical Mapper 3.7The Extents button displays a summary of the geographic size and the z-value range of t

Chapter 3: Creating Grids Using InterpolationUser Guide 51Custom Point EstimationThe Custom Point Estimation technique is similar to the IDW (Inverse

Custom Point Estimation52 Vertical Mapper 3.7• The Count option counts the number of points found within the search area or within the number of selec

Creating Grids Using Spatial ModelsThis section describes all the basic commands associated with the creation of numeric grid files using modeling tec

Understanding the Location Profiler Model54 Vertical Mapper 3.7Creating Grids using Spatial ModelsModeling techniques create grids of derived values.

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 55Setting the Number of PointsAt each cell of the grid, the Location Profiler measures the di

Understanding the Location Profiler Model56 Vertical Mapper 3.7This illustration shows the geographic profile of the same table of locations calculate

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 57distance decay curves, as shown in the next figure, the slope is zero where x = 0 and gradu

Table of Contents6 Vertical Mapper 3.7Smoothing a Grid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Understanding the Location Profiler Model58 Vertical Mapper 3.7Shown here are six exclusion radius distance decay curves supported by the Location Pro

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 59Creating a Location Profiler Model To create a Location Profiler Model:1. From the Vertical

Understanding the Location Profiler Model60 Vertical Mapper 3.7The Cell Size box enables you to define the cell size in the native coordinate system u

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 61The Decay Curves check box enables you to control the application of decay functions to the

Understanding the Location Profiler Model62 Vertical Mapper 3.7The Decay Approaching Search Radius list enables you to choose one of the supported cur

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 63Understanding the Trade Area Analysis ModelThe Trade Area Analysis models enable you to gen

Understanding the Trade Area Analysis Model64 Vertical Mapper 3.7This map displays the probability that a consumer will patronize Store A. The influen

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 65Where: = attractiveness coefficient estimated from empirical observations = distance decay

Understanding the Trade Area Analysis Model66 Vertical Mapper 3.78. In the Data Description box, type an annotation (maximum 31 characters). This will

Chapter 4: Creating Grids Using Spatial ModelsUser Guide 67The Display Radius box indicates the radius around each store or site within which probabil

Table of ContentsUser Guide 7Exporting Grids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Understanding the Trade Area Analysis Model68 Vertical Mapper 3.7For further readings on the topic of spatial interaction, refer to:Fotheringham, S. a

Creating Grids Using Other MethodsVertical Mapper comes with a number of data preparation and grid creation methods that enable you to build grid file

70 Vertical Mapper 3.7Creating Grids Using Other MethodsThere are a number of ways you can create a grid other than by using the Interpolation or Mode

Chapter 5: Creating Grids Using Other MethodsUser Guide 71the projection, z-unit type, and a number used as a special flag indicating null value grid

Importing Grids72 Vertical Mapper 3.7GeoSoft is a proprietary binary grid format supported by the GeoSoft Inc. suite of industry-standard geochemical

Chapter 5: Creating Grids Using Other MethodsUser Guide 73Exploring the Grid Import Dialog BoxThe top section of the Grid Import dialog box lists all

Creating Point Density Grids74 Vertical Mapper 3.7Creating Point Density GridsCalculate Point Density techniques are used to calculate the density of

Chapter 5: Creating Grids Using Other MethodsUser Guide 75Exploring the Point Density Dialog BoxThe Cell Size box enables you to specify the cell size

Creating Point Density Grids76 Vertical Mapper 3.7Exploring the Kernel Smoothing Dialog BoxThe Kernel Smoothing dialog box enables you to specify para

Chapter 5: Creating Grids Using Other MethodsUser Guide 77This figure illustrates the weighting of each of the six kernel estimate options.This figure

Table of Contents8 Vertical Mapper 3.7Performing Simple Point Aggregation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Region-to-Grid Conversion78 Vertical Mapper 3.7Region-to-Grid ConversionThe Region-to-Grid conversion process involves extracting a text or numeric va

Chapter 5: Creating Grids Using Other MethodsUser Guide 79Grid BufferingIn a vector GIS applications such as MapInfo Professional, you can create regi

Grid Buffering80 Vertical Mapper 3.7If you choose the Use Maximum Distance setting, you must specify the maximum distance between locations where a ci

Chapter 5: Creating Grids Using Other MethodsUser Guide 816. In the Enter Data Description box, assign an annotation (maximum 31 characters) that will

Preparing Data using Poly-to-Point82 Vertical Mapper 3.7The Enter Data Description box enables you to assign an annotation (maximum 31 characters) tha

Chapter 5: Creating Grids Using Other MethodsUser Guide 83The Extract From section enables you to choose any or all of the Include Existing Points, Li

Import Raster Data as Vertical Mapper Grid84 Vertical Mapper 3.7.Note This dialog will only be displayed when we have multiple raster tab files open.

Chapter 5: Creating Grids Using Other MethodsUser Guide 853. Once the raster file is decided, the Color to Value Mapping dialog will be displayed:Usin

Import Raster Data as Vertical Mapper Grid86 Vertical Mapper 3.7Grid control.• Click the button to stop selecting color. The caption of the button c

Chapter 5: Creating Grids Using Other MethodsUser Guide 87Assign Same Value dialog box accepts the value you want to assign to all checked colors. The

Introduction to Vertical Mapper 3.7This manual provides you with the necessary information to create mapping solutions for a wide range of application

Import Raster Data as Vertical Mapper Grid88 Vertical Mapper 3.7

Working with GridsGridding is the basic mapping technique used in Vertical Mapper. The Grid Manager is the central dialog box from which you can open,

90 Vertical Mapper 3.7Working with the Vertical Mapper ToolbarThe Vertical Mapper toolbar provides you with easy access to a number of tools. Using th

Chapter 6: Working with GridsUser Guide 91Working with the Grid ManagerThe Grid Manager enables you to obtain information about grid files, access the

Working with the Grid Manager92 Vertical Mapper 3.7Open grids are listed in the window at the top of the Grid Manager. You can make a grid active, or

Chapter 6: Working with GridsUser Guide 93The Info tab summarizes the spatial characteristics of the selected grid including cell size, geographic uni

Working with the Grid Manager94 Vertical Mapper 3.7• point inspection• line inspection•grid info• line infoThe Meta Data tab provides access to histor

Chapter 6: Working with GridsUser Guide 95Legend for a classified grid.The Histogram tab displays a histogram of the grid data in a graph window. The

Using the Grid Info Tool96 Vertical Mapper 3.7Using the Grid Info ToolThe Grid Info tool enables you to query and return grid values from selected loc

Chapter 6: Working with GridsUser Guide 97Every capture session is entered into the vmCapture table and, therefore, you cannot make any changes using