# Extract Features from Images

## Documentation for package ‘imagefx’ version 0.4.1

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

amp.sig | Amplify Time Varying Signals in Video
blob.extract | Extract Blob Region from Image (Matrix)
blob.stats | Blob Statistics from Erebus Volcano, Antarctica
build.gaus | Build 2D Gaussian Image (Matrix)
build.lap | Build 5-Point Laplacian Stencil
calc.blob.stats | Calculate Color and Spatial Statistics from Blob Region
cor.mat | Correlate Matrix Rows
crop.image | Crop an Image
erebus | Image of Erebus Volcano, Antarctica
erebus.40 | Image of Erebus Volcano, Antarctica
erebus.70 | Image of Erebus Volcano, Antarctica
erebus.90 | Image of Erebus Volcano, Antarctica
fftshift | Shift Zero Frequency to Center
filt3d | Filter Image (Matrix) with Mask via Convolution
fit3d | Fit a Plane to Image (Matrix) with SVD
gen.eg.img.list | Generate Example Image List Data
image2 | Plot Images (Matrices) with Intuitive Axes
pcorr3d | Phase Correlation of Images
points2 | Plot points on image
range01 | Scale Object Values Between Zero and One
run.avg | Perform Running Average via Convolution
sakurajima | Image of Sakurajima Volcano, Japan
shift.vec | Shift Vector
sig.extract | Extract Time-Series Signal from Video Data
tux1 | Image of Tux
tux2 | Image of Tux
xcorr3d | Normalized Cross Correlation of Images