Image processing and analysis


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Documentation for package ‘biOps’ version 0.2.1.1

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B I L P R W

biOps-package Basic image operations and image processing

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biOps Basic image operations and image processing

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imagedata Generate an imagedata
imageType Get information on color type of imagedata
imgAdd Add two images
imgAND And two images
imgAverage Average images
imgAverageShrink Shrink an image
imgBilinearRotate Rotate an image
imgBilinearScale Scale an image
imgBinaryClosing Applies a "closing" to an image
imgBinaryDilation Dilation of a binary image
imgBinaryErosion Erosion of a binary image
imgBinaryOpening Applies an "opening" to an image
imgBlockMedianFilter Filters an image
imgBlueBand Return the image blue band
imgBlur Blurs an image
imgBoost High Boosts an image
imgCanny Canny Edge Detection Method
imgConvolve Performs an image convolution
imgCrop Crops an image
imgCubicRotate Rotate an image
imgCubicScale Scale an image
imgDecreaseContrast Decrease contrast
imgDecreaseIntensity Decrease intensity
imgDiffer Substract two images
imgDifferenceEdgeDetection Enhaces image edges
imgDivide Divide two images
imgEKMeans Image clustering
imgFFT Fast Fourier Transformation of an image
imgFFTBandPass Apply a band pass filter on a fft matrix
imgFFTBandStop Apply a band stop filter on a fft matrix
imgFFTConvolve Apply a convolution filter on an imagedata through fft transformation
imgFFTHighPass Apply a high pass filter on a fft matrix
imgFFTInv Fast Fourier Inverse Transformation to an image
imgFFTiShift Inverse of the imgFFTShift
imgFFTLowPass Apply a low pass filter on a fft matrix
imgFFTPhase Image representation of the fft matrix phase
imgFFTShift Shift a matrix and leave top-left value in the center
imgFFTSpectrum Image representation of the fft matrix spectrum
imgFreiChen Frei-Chen Edge Detection Method
imgGamma Gamma correct an image
imgGaussianNoise Add gaussian noise
imgGetRGBFromBands Return an RGB image
imgGrayScaleClosing Applies a "closing" to an image
imgGrayScaleDilation Dilation of a gray scale image
imgGrayScaleErosion Erosion of a gray scale image
imgGrayScaleOpening Applies an "opening" to an image
imgGreenBand Return the image green band
imgHighPassFilter Sharpens an image
imgHistogram Return the image histogram
imgHomogeneityEdgeDetection Enhaces image edges
imgHorizontalMirroring Horizontal mirror an image
imgIncreaseContrast Increase contrast
imgIncreaseIntensity Increase intensity
imgIsoData Image clustering
imgKDKMeans Image clustering
imgKirsch Kirsch Edge Detection Method
imgKMeans Image clustering
imgMarrHildreth Marr-Hildreth Edge Detection Method
imgMaximum Calculates image maximum
imgMaximumFilter Filters an image
imgMedianShrink Shrink an image
imgMinimumFilter Filters an image
imgMultiply Multiply two images
imgNDilationErosion Dilation/Erosion multiple apply
imgNearestNeighborRotate Rotate an image
imgNearestNeighborScale Scale an image
imgNegative Negate an image
imgNErosionDilation Erosion/Dilation multiple apply
imgNormalize Normalization for vector and matrix
imgOR Or two images
imgPadding Pad an image to the given dimensions
imgPrewitt Prewitt Edge Detection Method
imgPrewittCompassGradient Prewitt Compass Gradient Edge Detection Method
imgRedBand Return the image red band
imgRGB2Grey Convert color imagedata to grey imagedata
imgRoberts Roberts Edge Detection Method
imgRobinson3Level Robinson 3-level Edge Detection Method
imgRobinson5Level Robinson 5-level Edge Detection Method
imgRotate Rotate an image
imgRotate90Clockwise Rotate an image
imgRotate90CounterClockwise Rotate an image
imgSaltPepperNoise Add salt and pepper noise
imgScale Scale an image
imgSharpen Sharpens an image with selected mask
imgShenCastan Shen-Castan Edge Detection Method
imgSobel Sobel Edge Detection Method
imgSplineRotate Rotate an image
imgSplineScale Scale an image
imgStdBinaryClosing Fixed mask binary closing
imgStdBinaryDilation Fixed mask binary dilation
imgStdBinaryErosion Fixed mask binary erosion
imgStdBinaryOpening Fixed mask binary opening
imgStdBlur Blurs an image
imgStdNDilationErosion Fixed mask NDilationErosion
imgStdNErosionDilation Fixed mask NErosionDilation
imgThreshold Threshold an image
imgTranslate Translate an image block
imgUnsharpen Unsharpens an image with selected mask
imgVerticalMirroring Vertical mirror an image
imgXOR Xor two images

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logo R logo imagedata

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plot.imagedata Plotting an imagedata object
print.imagedata Print information on a given imagedata object

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readJpeg Read jpeg file
readTiff Read tiff file
r_dec_contrast Decrease contrast
r_dec_intensity Decrease intensity
r_gamma Gamma correct an image
r_imgAdd Add two images
r_imgAverage Average images
r_imgDiffer Substract two images
r_imgMaximum Images maximum
r_inc_contrast Increase contrast
r_inc_intensity Increase intensity
r_look_up_table Transforms an image by a given look-up table
r_negative Negate an image
r_negative_lut Negate an image
r_threshold Threshold an image

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writeJpeg Write jpeg file
writeTiff Write tiff file