com.esri.arcgis.spatialanalyst.RasterMultivariateOp
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java.lang.Object
public class RasterMultivariateOp
A mechanism for performing multivariate operations on rasters.
| Constructor Summary | |
|---|---|
RasterMultivariateOp()
Constructs a RasterMultivariateOp using ArcGIS Engine. |
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RasterMultivariateOp(Object obj)
Deprecated. As of ArcGIS 9.2, replaced by normal Java casts. RasterMultivariateOp theRasterMultivariateOp = (RasterMultivariateOp) obj; |
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| Method Summary | |
|---|---|
void |
bandCollectionStats(IGeoDataset rasterBands,
String dataFile,
boolean computeMatrices)
Calculates the statistics for a raster band collection. |
IGeoDataset |
classProbability(IGeoDataset rasterBands,
String signatureFile,
int aPrioriWeighting,
Object aPrioriFile,
Object outputScalingFactor)
Creates probability layers, for each class in the signature file. |
void |
createSignatures(IGeoDataset rasterBands,
IGeoDataset sampleDataset,
String signatureFile,
boolean computeCovariance)
Creates an ascii signature file of classes defined in an input dataset. |
void |
dendrogram(String signatureFile,
String dendrogramFile,
boolean computeWithVariance,
Object lineWidth)
Constructs a tree diagram showing attribute distances between sequentially merged classes in a signature file. |
void |
editSignatures(IGeoDataset rasterBands,
String signatureFile,
String signatureRemapFile,
String newSignatureFile,
Object sampleInterval)
Edits and updates a signature file. |
boolean |
equals(Object o)
Compare this object with another |
void |
getCellSize(int[] envType,
double[] cellSize)
Gets the type and value of cell size in the RasterAnalysis. |
static String |
getClsid()
getClsid. |
String |
getDefaultOutputRasterPrefix()
The default output raster prefix. |
String |
getDefaultOutputVectorPrefix()
The default output vector prefix. |
void |
getExtent(int[] envType,
IEnvelope[] extent)
Gets the type and values of extent in the RasterAnalysis. |
IGeoDataset |
getMask()
Mask allows processing to occur only for a selected set of cells. |
ISpatialReference |
getOutSpatialReference()
The output spatial reference of GeoAnalysis. |
IWorkspace |
getOutWorkspace()
The output workspace of GeoAnalysis. |
int |
getVerifyType()
The verify type of the RasterAnalysis. |
int |
hashCode()
the hashcode for this object |
void |
interfaceSupportsErrorInfo(GUID riid)
interfaceSupportsErrorInfo |
void |
isoCluster(IGeoDataset rasterBands,
String signatureFile,
int numberClasses,
Object numberIterations,
Object minimumClassSize,
Object sampleInterval)
Uses isodata clustering to get characteristics of natural cell groupings in multi-dimension attribute space. |
IGeoDataset |
mLClassify(IGeoDataset rasterBands,
String signatureFile,
boolean createConfidenceOutput,
int aPrioriWeighting,
Object aPrioriFile,
Object rejectFraction)
Performs a maximum-likelihood classification on a raster band collection. |
IGeoDataset |
principalComponents(IGeoDataset rasterBands,
String dataFile,
Object numberComponents)
Performs principal components analysis on a raster band collection. |
void |
reset()
Remove all previously stored default rasteranalysis environments. |
void |
restoreToPreviousDefaultEnvironment()
Restores to the previous default raster analysis environment. |
void |
setAsNewDefaultEnvironment()
Sets the raster analysis environment of the object as new default environment. |
void |
setCellSize(int envType,
Object cellSizeProvider)
Sets the type and value of cell size in the RasterAnalysis. |
void |
setDefaultOutputRasterPrefix(String rasterPrefix)
The default output raster prefix. |
void |
setDefaultOutputVectorPrefix(String vectorPrefix)
The default output vector prefix. |
void |
setExtent(int envType,
Object extentProvider,
Object snapRasterData)
Sets the type and values of extent in the RasterAnalysis. |
void |
setMaskByRef(IGeoDataset mask)
Mask allows processing to occur only for a selected set of cells. |
void |
setOutSpatialReferenceByRef(ISpatialReference spatialReference)
The output spatial reference of GeoAnalysis. |
void |
setOutWorkspaceByRef(IWorkspace workspace)
The output workspace of GeoAnalysis. |
void |
setVerifyType(int verifyType)
The verify type of the RasterAnalysis. |
| Methods inherited from class java.lang.Object |
|---|
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface com.esri.arcgis.interop.RemoteObjRef |
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getJintegraDispatch, release |
| Constructor Detail |
|---|
public RasterMultivariateOp()
throws IOException,
UnknownHostException
IOException - if there are interop problems
UnknownHostException - if there are interop problems
public RasterMultivariateOp(Object obj)
throws IOException
RasterMultivariateOp theRasterMultivariateOp = (RasterMultivariateOp) obj;
obj to RasterMultivariateOp.
obj - an object returned from ArcGIS Engine or Server
IOException - if there are interop problems| Method Detail |
|---|
public static String getClsid()
public boolean equals(Object o)
equals in class Objectpublic int hashCode()
hashCode in class Object
public void setCellSize(int envType,
Object cellSizeProvider)
throws IOException,
AutomationException
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envType |
An enumeration type specifying the raster cellsize environment settings for analysis. All subsequent results will be to the value specified. It can be of type esriRasterEnvMaxOf – The largest cell size of all input raster datasets that are specifed in the function. This is the default. This option is not suitable for methods such as IInterpolationOp::IDW, IDensityOp:KernalDensity etc. where features are the only inputs. Use esriRasterEnvValue instead. esriRasterEnvMinOf - Smallest cell size of all input raster datasets. This option is not suitable for methods such as IInterpolationOp::IDW, IDensityOp:KernalDensity etc. where features are the only inputs. Use esriRasterEnvValue instead esriRasterEnvValue - Any user specified value for the cell size. Use this option to specify a particular value for a cell size or for methods such as IInterpolationOp::IDW, IDensityOp:KernalDensity etc. where features are the only input. |
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[cellSizeProvider] |
A specified value (double) or RasterDataset that is used to provide the cellsize environment value. |
setCellSize in interface IRasterAnalysisEnvironmentenvType - A com.esri.arcgis.geoanalyst.esriRasterEnvSettingEnum constant (in)cellSizeProvider - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void getCellSize(int[] envType,
double[] cellSize)
throws IOException,
AutomationException
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envType |
will return an enumeration type constant specifying the raster cellsize environment settings for analysis. It can be of type esriRasterEnvMaxOf - largest cell size of all input datasets. This is the default. esriRasterEnvMinOf - smallest cell size of all input datasets esriRasterEnvValue - User specified value. |
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cellsize |
returns a value that specifying the current environment setting for cellsize |
getCellSize in interface IRasterAnalysisEnvironmentenvType - A com.esri.arcgis.geoanalyst.esriRasterEnvSettingEnum constant (out: use single element array)cellSize - The cellSize (out: use single element array)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setExtent(int envType,
Object extentProvider,
Object snapRasterData)
throws IOException,
AutomationException
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envType |
An enumeration type specifying the raster extent environment settings for analysis. All subsequent results will be to this extent. It can be of type esriRasterEnvMinOf – Intersection of Inputs - All input feature extents are intersected and the extent common to all is used as the extent values for the study area. This is the default. esriRasterEnvMaxOf - Union of Inputs - All input feature extents are combined and the outer extent of the union is used. esriRasterEnvValue - Value - User specified values for the Left, Right, Top and Bottom extent (x, y values) of the study area. |
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[extentProvider] |
An envelope object supporting IEnvelope interface or RasterDataset that is used to provide the environment values of the analysis extent. |
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[snapRasterData] |
A RasterDataset that can be used to snap all output raster datasets to the cell registration of the specified raster. All subsequent results will share the lower-left corner and cell size of the specified raster. |
setExtent in interface IRasterAnalysisEnvironmentenvType - A com.esri.arcgis.geoanalyst.esriRasterEnvSettingEnum constant (in)extentProvider - A Variant (in, optional, pass null if not required)snapRasterData - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void getExtent(int[] envType,
IEnvelope[] extent)
throws IOException,
AutomationException
|
envType |
will return an enumeration constant specifying the raster extent environment settings for analysis. It can be of type, esriRasterEnvMinOf – Intersection of Inputs - All input feature extents are intersected and the extent common to all is used as the extent values for the study area. This is the default. esriRasterEnvMaxOf - Union of Inputs - All input feature extents are combined and the outer extent of the union is used. esriRasterEnvValue - Value - User specified values for the Left, Right, Top and Bottom extent (x, y values) of the study area. |
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extent |
An envelope object supporting IEnvelope interface used to describe the values of the analysis extent. |
getExtent in interface IRasterAnalysisEnvironmentenvType - A com.esri.arcgis.geoanalyst.esriRasterEnvSettingEnum constant (out: use single element array)extent - A reference to a com.esri.arcgis.geometry.IEnvelope (out: use single element array)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setMaskByRef(IGeoDataset mask)
throws IOException,
AutomationException
setMaskByRef in interface IRasterAnalysisEnvironmentmask - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public IGeoDataset getMask()
throws IOException,
AutomationException
The mask can be a reference to a Raster, RasterDataset, RasterBand, or RasterDescriptor object or FeatureClass, FeatureClassDescriptor object.
The mask identifies only those cells within the analysis extent that will be considered when performing an action. Only the identified cells will be processed in subsequent output raster datasets. All other cells are characterized as nodata.
getMask in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setVerifyType(int verifyType)
throws IOException,
AutomationException
setVerifyType in interface IRasterAnalysisEnvironmentverifyType - A com.esri.arcgis.geoanalyst.esriRasterVerifyEnum constant (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public int getVerifyType()
throws IOException,
AutomationException
The value is an enumeration environment setting that contols the way that an output RasterDatasets are written to file when during analysis. The verify enumeration can be of type
esriRasterEnvVerifyOn - specifies that the user will be prompted to verify the output already exists and it is okay to overwrite it
esriRasterEnvVerifyOff - specifies that output data will be automatically overwritten if already exists. This is the default environment setting.
esriRasterEnvVerifyError - specifies that an error will be produced when the output already exists.
getVerifyType in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public String getDefaultOutputRasterPrefix()
throws IOException,
AutomationException
The user specified prefix which is included to all temporary output RasterDatasets during analysis.
getDefaultOutputRasterPrefix in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setDefaultOutputRasterPrefix(String rasterPrefix)
throws IOException,
AutomationException
setDefaultOutputRasterPrefix in interface IRasterAnalysisEnvironmentrasterPrefix - The rasterPrefix (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public String getDefaultOutputVectorPrefix()
throws IOException,
AutomationException
The user specified prefix which is included to all temporary output Shapefiles during analysis.
getDefaultOutputVectorPrefix in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setDefaultOutputVectorPrefix(String vectorPrefix)
throws IOException,
AutomationException
setDefaultOutputVectorPrefix in interface IRasterAnalysisEnvironmentvectorPrefix - The vectorPrefix (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setAsNewDefaultEnvironment()
throws IOException,
AutomationException
Will set all current environment settings of the RasterAnalysis object as the new default environment. All subsequent analysis will use the set object properties unless otherwise specified.
setAsNewDefaultEnvironment in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void restoreToPreviousDefaultEnvironment()
throws IOException,
AutomationException
This will restore the default environment to the settings of the "previous" RasterAnalysisEnvironment object used to set the default environement. Note: If multiple default environments have been set it will reference the past settings one at a time in order of sequence.
restoreToPreviousDefaultEnvironment in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void reset()
throws IOException,
AutomationException
This method can be used to restore the system default raster environment settings for extent, cell size, precision, spatial reference and/or current workspace for analysis. This will change all previously altered environment settings made to the RasterAnlaysis object back to the original settings.
reset in interface IRasterAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setOutWorkspaceByRef(IWorkspace workspace)
throws IOException,
AutomationException
setOutWorkspaceByRef in interface IGeoAnalysisEnvironmentworkspace - A reference to a com.esri.arcgis.geodatabase.IWorkspace (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public IWorkspace getOutWorkspace()
throws IOException,
AutomationException
The variable is an object specifying the directory or subdirectory to contain the output rasterdataset
getOutWorkspace in interface IGeoAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void setOutSpatialReferenceByRef(ISpatialReference spatialReference)
throws IOException,
AutomationException
setOutSpatialReferenceByRef in interface IGeoAnalysisEnvironmentspatialReference - A reference to a com.esri.arcgis.geometry.ISpatialReference (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public ISpatialReference getOutSpatialReference()
throws IOException,
AutomationException
The variable references an object that specifies the output features spatial reference. If not explicitly set the spatial reference of the input features will be used.
getOutSpatialReference in interface IGeoAnalysisEnvironmentIOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public IGeoDataset classProbability(IGeoDataset rasterBands,
String signatureFile,
int aPrioriWeighting,
Object aPrioriFile,
Object outputScalingFactor)
throws IOException,
AutomationException
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rasterBands |
name of the input rasterBand to derive the probability layers |
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signatureFile |
name of the signature file whose class signatures are used to generate the posteriori probability layers in the output stack |
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aPrioriWeighting |
enumeration specifying the a priori probabilities, or weights, for the classes represented in the signature file The enumeration types are: esriGeoAnalysisEqual all classes will have the same a priori probability esriGeoAnalysisSample a priori probabilities will be proportional to the number of cells in each class relative to the total number of cells sampled in all classes in the signature file esriGeoAnalysisAPrioriFile a priori probabilities will be assigned to each class from an aPrioriFile ASCII file |
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[aPrioriFile] |
an ASCII file containing a priori probabilities for the classes of the input signature file |
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[outputScalingFactor] |
factor for scaling the range of values in the output probability layers The outputScalingFactor is a number such as 2, 10, or 5.5 and can either be an integer or floating point value. |
classProbability in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)signatureFile - The signatureFile (in)aPrioriWeighting - A com.esri.arcgis.spatialanalyst.esriGeoAnalysisAPrioriEnum constant (in)aPrioriFile - A Variant (in, optional, pass null if not required)outputScalingFactor - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void createSignatures(IGeoDataset rasterBands,
IGeoDataset sampleDataset,
String signatureFile,
boolean computeCovariance)
throws IOException,
AutomationException
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rasterBands |
name of a multiband Raster to derive class signatures using class samples defined by the sampleDataset |
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sampleDataset |
name of the input Raster, RasterDataset, RasterBand, or RasterDescriptor or FeatureClass, FeatureClassDescriptor delineating the set of class samples |
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signatureFile |
name of the output signature file |
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[computeCovariance] |
Boolean specifying whether the covariance matrices will be calculated If True, then the covariance matrices and the means for all classes of the sampleDataset will be computed. If False, only the means for all classes of the sampleDataset will be calculated. |
createSignatures in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)sampleDataset - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)signatureFile - The signatureFile (in)computeCovariance - The computeCovariance (in, optional, pass false if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void dendrogram(String signatureFile,
String dendrogramFile,
boolean computeWithVariance,
Object lineWidth)
throws IOException,
AutomationException
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signatureFile |
name of the input signature file whose class signatures are used to produce a dendrogram.A “.gsg” extension is required. |
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dendrogramFile |
the path to an output dendrogram file. The file contains a table of distances between pairs of sequentially merged classes and a graphical representation showing the relationships among classes and the hierarchy of the merging. |
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[computeWithVariance] |
A Boolean specifying the manner in which the distances between classes in multi-dimensional attribute space are defined. If True, The distances between classes will be computed based on the variances and the Euclidean distance between the means of their signatures. If False, The distances between classes will be determined only by the Euclidean distances between the means of the class signatures. |
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[lineWidth] |
The value specifies the width of the graph based on the number of characters. The default value of 78, is also the minimum valid number to be entered. |
dendrogram in interface IMultivariateOpsignatureFile - The signatureFile (in)dendrogramFile - The dendrogramFile (in)computeWithVariance - The computeWithVariance (in, optional, pass false if not required)lineWidth - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void editSignatures(IGeoDataset rasterBands,
String signatureFile,
String signatureRemapFile,
String newSignatureFile,
Object sampleInterval)
throws IOException,
AutomationException
|
rasterBands |
the name of a multiband Raster from which the signature file to be edited was created |
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signatureFile |
the name of the input signature file to be edited |
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signatureRemapFile |
an ASCII remap table containing the pairs of class IDs to be merged, renumbered, or deleted |
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newsignatureFile |
the name of the output signature file |
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[sampleInterval] |
the interval for sampling A common interval is 10. |
editSignatures in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)signatureFile - The signatureFile (in)signatureRemapFile - The signatureRemapFile (in)newSignatureFile - The newSignatureFile (in)sampleInterval - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void isoCluster(IGeoDataset rasterBands,
String signatureFile,
int numberClasses,
Object numberIterations,
Object minimumClassSize,
Object sampleInterval)
throws IOException,
AutomationException
|
rasterBands |
name of a multiband Raster signatures to be used for clustering |
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SignatureFile |
name of the output signature file |
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numberClasses |
the number of classes to group the cells |
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[numberIterations] |
the number of iterations of the clustering process. A commonly used number of iterations is 20 |
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[minimumClassSize] |
the minimum number of cells in a valid class. A commonly used minimum class size is 20 |
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[sampleInterval] |
the interval of sampling. A common sample interval is 10 |
isoCluster in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)signatureFile - The signatureFile (in)numberClasses - The numberClasses (in)numberIterations - A Variant (in, optional, pass null if not required)minimumClassSize - A Variant (in, optional, pass null if not required)sampleInterval - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public IGeoDataset mLClassify(IGeoDataset rasterBands,
String signatureFile,
boolean createConfidenceOutput,
int aPrioriWeighting,
Object aPrioriFile,
Object rejectFraction)
throws IOException,
AutomationException
|
rasterBands |
name of a multiband Raster to perform the classification |
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signatureFile |
name of the signature file whose class signatures are used by the maximum-likelihood classifier when performing the classification of the rasterBands |
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createConfidenceOutput |
an optional output Raster showing the certainty of the classification in 14 levels of confidence with the lowest values representing the highest reliability If the Boolean is set to True, the output Raster will be created. |
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APrioriWeighting |
an esriGeoAnalysisAPrioriEnum specifying the type of a priori probabilities, or weights, for the classes represented in the aPriorFile The enumeration types are: esriGeoAnalysisEqual all classes will have the same a priori probability esriGeoAnalysisSample a priori probabilities will be proportional to the number of cells in each class relative to the total number of cells sampled in all classes in the signature file esriGeoAnalysisAPrioriFile a priori probabilities will be assigned to each class from an aPrioriFile ASCII file |
|
[aPrioriFile] |
a file containing user-defined a priori probabilities for the classes |
|
[rejectFraction] |
the portion of cells that will remain unclassified due to the lowest possibility of correct assignment The most common reject fraction is 0.0, indicating every cell will be classified. The 14 valid entries are 0.0, 0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 0.75, 0.9, 0.95, 0.975, 0.99, 0.995. |
mLClassify in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)signatureFile - The signatureFile (in)createConfidenceOutput - The createConfidenceOutput (in, optional, pass false if not required)aPrioriWeighting - A com.esri.arcgis.spatialanalyst.esriGeoAnalysisAPrioriEnum constant (in, optional, pass 1 if not required)aPrioriFile - A Variant (in, optional, pass null if not required)rejectFraction - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public IGeoDataset principalComponents(IGeoDataset rasterBands,
String dataFile,
Object numberComponents)
throws IOException,
AutomationException
|
rasterBands |
name(s) of the input rasterband to calculate statistics. The Rasterbands must have common intersecton. |
|
dataFile |
name of the output ASCII fille where the principal components parameters will be stored. |
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[numberComponents] |
number of principle components. The default is equal to the number of input rasterbands |
principalComponents in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)dataFile - The dataFile (in)numberComponents - A Variant (in, optional, pass null if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void bandCollectionStats(IGeoDataset rasterBands,
String dataFile,
boolean computeMatrices)
throws IOException,
AutomationException
|
rasterBands |
name(s) of the input rasterband to calculate statistics. The Rasterbands must have common intersecton. |
|
dataFile |
name of the output statistics file. An extension is required. Any extension can be used, but ".txt" is reccommended |
|
[computeMatrices] |
a Boolean specifying whether covariance and correlation matices are calculated. If TRUE, In addition to the standard statistics calculated, the covariance and correlation matieces will also be determined If FALSE, Only the basic statistical measures (minimum, maximum, mean, and standard deviation) will be calculated for every layer. |
bandCollectionStats in interface IMultivariateOprasterBands - A reference to a com.esri.arcgis.geodatabase.IGeoDataset (in)dataFile - The dataFile (in)computeMatrices - The computeMatrices (in, optional, pass false if not required)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
public void interfaceSupportsErrorInfo(GUID riid)
throws IOException,
AutomationException
Indicates whether the interface supports IErrorInfo.
interfaceSupportsErrorInfo in interface ISupportErrorInforiid - A Structure: com.esri.arcgis.support.ms.stdole.GUID (in)
IOException - If there are interop problems.
AutomationException - If the ArcObject component throws an exception.
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