a function with the simplest form to calculate the mutual information by HU xb

Here is a function with the simplest form to calculate the mutual information between two images. (mutual information, image registration, shannon entropy)

test_mi

Color Image Stitching by Paresh Kamble

This code stitches color images. (image stitching, image registration, color image processin...)

color_img_stit.m

Image Stitching using correlation by Paresh Kamble

This code does the task of basic image stitching using correlation technique. (image registration, correlation, image stitching)

Img_stit_using_corr.m

ECC image alignment algorithm (image registration) by Georgios Evangelidis

This is a Matlab implementation of the ECC image alignment (image registration) algorithm. (enhanced correlation ..., image processing, subpixel accuracy)

ecc(image, template, levels, noi, transform, delta_p_init)

image_jacobian(gx, gy, jac, nop)

spatial_interp(in, warp, str, transform, nx, ny)

Basic image stitching code using sum of squares by Paresh Kamble

This code stitches two images having common parts in one image. (image processing, image stitching, optimal point)

basic_img_stitch.m

Nonrigid image registration with fractional differential equations by Nathan Cahill

Solves fractional vector Helmholtz equation in 2D and 3D for use in nonrigid image registration (image processing, medical, image registration)

fractionalHelmholtz2DSliding(varargin)

fractionalHelmholtz3DSliding(varargin)

Diffeomorphic Log Demons Image Registration by Herve Lombaert

Simple matlab code for 2D and 3D image registration using the diffeomorphic log-demons algorithm (image processing, image registration, 2d)

compose(ax,ay,az, bx,by,bz)

demons

demons

Sum of Conditional Variance by Abdullah

Sum of Conditional Variance (SCV) is a new similarity metric for multi-modal image registration (image registration, multimodal registrati...)

calculateSCV.m

test_caclulateSCV.m

Lucas-Kanade optical flow method for 3-D images by Mohammad Mustafa

An implementation of Lucas-Kanade optical flow method for 3-D images (optical flow, image registration, lucaskanade)

[ux,uy,uz]=LK3D( image1, image2, r )

imageDerivatives3D( image1, image2 )

demo.m

Lucas-Kanade optical flow method with weighted window approach for 3-D images by Mohammad Mustafa

An implementation of Lucas-Kanade optical flow method with weighted window approach for 3-D images (image registration, lucas kanade, optical flow)

[ux,uy,uz]=LKW3D( image1, image2, r, sigma )

gaussianKernel3D( r, sigma)

imageDerivatives3D( image1, image2 )

Lucas-Kanade optical flow method with pyramidal approach for 3-D images by Mohammad Mustafa

An implementation of Lucas-Kanade optical flow method with pyramidal approach for 3-D images (lucas kanade, image registration, optical flow)

LKPR3D( image1, image2, r, numlevels, iterations, sigma )

[ux,uy,uz]=LKW3D( image1, image2, r, sigma )

gaussianKernel3D( r, sigma)

Horn-Schunck optical flow method for 3-D images by Mohammad Mustafa

An implementation of Horn-Schunck optical flow method for 3-D images (horn schunck, optical flow, image registration)

HS3D( image1, image2, alpha, iterations, ...

gaussianKernel3D( r, sigma)

imageDerivatives3D( image1, image2 )

March 2012 demo files for "Computer Vision with MATLAB" by Bruce Tannenbaum

Demo files for "Computer Vision with MATLAB" held on March 2012. (computer vision, image processing, face detection)

ReplaceCard()

matching_fcn(ref_features, vid_features, th)

FaceDetection.m

Checking the similarity of two 2D images using a checker-board with adjustable tile transparency by Rex Cheung

This is a part of InSPIRE for checking the similarity of two figures possibly after registration. (image processing, registration, image registration)

CheckerboardVariableTileTransparency(fixedimage, movingimag...

3D Free Form Image Registration Toolbox (GUI) by Daniel Markel

A toolbox for performing image registrations on 4D RTOG files or any other volumetric image. (image registration, 3d, image)

Crop_image(varargin)

Dcoord(varargin)

Deform(varargin)

Image correspondences using cross-correlation by David Young

Find matching features in pairs of images using normalised cross-correlation: class file and demo. (image correspondence, pixel correspondence, stereo vision)

Image correspondence by cross-correlation demonstration

convolve2(x, m, shape, tol)

correspDisplay(corresps, im, col)

Trans Camera View by Nobuhito Mori

This .m function transforms camera captured image to planner plane using perspective transformation. (perspective transform..., image registration, geometric transformat...)

func_transcameraview( I, alpha, theta, phi, depth, i_fill );

test_func_transcameraview.m

Fast mutual information of two images or signals by Jose Delpiano

Optimized function for mutual information of two images or signals (image processing, mutual information, image)

I=mi(A,B,varargin)

n=hist2(A,B,L)

mi_test.m

Vanderbilt to mat by Borislav Oreshkin

Reads DICOM data from Vanderbilt Retrospective Image Registration Evaluation Project (vanderbilt, dicom, image registration)

read_vanderbilt(folder_path)

example_use.m

B-spline Grid, Image and Point based Registration by Dirk-Jan Kroon

B-spline registration of two 2D / 3D images or corrsp. points, affine and with smooth b-spline grid. (3d, bspline, registration)

A=imresize3d(V,scale,tsize,ntype,npad)

Dlocal=jacobiandet_transform_2d_double(Ox,Oy,Isize,dx,dy)

E=strain(Ux,Uy,Uz)

2D - 2D Projective Homography (3x3) Estimation by SasiKanth

This function estimates 2D-2D projective homography between two images. (homography, is homest2d enough to..., 250 and i found this ...)

homography( i1, i2)

imtranslate by Sean de

Affine translates a 2D image or 3D volume. (affine translation, image processing, translation)

imtranslate(I, translation, F, method, same_size)

Alternate checkerboard visualization of 2 RGB images by Davide Di Gloria

Alternate checkerboard visualization of 2 RGB images (image registration, checkerboard visualiz...)

out=checkvis(im1, im2, dim)

Find Displacement between images by using cross-correlation by Davide Di Gloria

Find Displacement between images by using cross-correlation (crosscorrelation, image registration)

[yoffset,xoffset]=findoff(unreg , base)

ExtPhaseCorrelation by Lulu Ardiansyah

Implementation of Extension of Phase Correlation to Subpixel Registration, implemented by Me. (image registration, subpixel image regist..., phase correlation)

ExtPhaseCorrelation(img1, img2)

Contoh_WPhaseCorrelation.m

Three-dimensional reconstruction from planar slices. by Doug Hull

Solid object reconstructed from slice images in parallel planes. (three dimensional rec..., feature extraction, volume visualization)

best_correlation_index(indices_by_radius, params)

image2angularintesity(vi, I, params)

isodd(n)

Image normalization and inverse normalization by Yuan-Liang Tang

Performs image normalization and inverse normalization against affine transformation (geometric transformat..., geometric t, image normalization)

iminvnorm(normim, height, width, normtform, udata, vdata)

imnorm(im)

test.m

High accuracy optical flow by Visesh Chari

High accuracy optical flow using a theory for warping (optical flow, optic flow, geometric transformat...)

channels_new(I, scale)

computePsidashFS_brox( u, v )

computePsidashFS_brox( u, v, alphaImg )

Project a planar polyline on another polyline by Michael Yoshpe

Find a projection of a cartesian polyline on another polyline. (geometric transformat..., image registration, polyline)

poly_poly_proj(xp, yp, xv, yv)

rigid and non rigid image registration using sumulink by Assaf laufer

using optical flow block Iteratively enables rigid and non rigid image registration (image registration, image warping, lucas kanade)

imWarp( flowHor, flowVer, Bin )

run_first.m

mv_try_after_try_7

Resampling volume or image with affine matrix by Jimmy Shen

Use affine matrix to convert 3D vol or 2D img to orthogonal one with corresponding affine matrix. (affine, 2d, 3d)

affine(old_img, old_M, new_elem_size, verbose, bg, method)

feature-based retinal image registration by Li CHEN

feature point, retinal image , image registration, blood vessel (image processing, image registration, feture extraction)

featurematch(featuremat1, featuremat2, NumMin, NeighborNum)

findangle(boundvec, startidx)

point_angle(bw, seed, R, start, NeighborNum)

morphimage by Dima Pröfrock

Function to morph grayscale images. (geometric transformat..., video, morphing warping)

morphimage(orig,morphfield)

Thin plate splines by Bing Jian

Matlab funcions for performing landmark warping using thin plate splines (computer vision, image registration, warp)

tps_compute_kernel(x,z)

tps_compute_param(PP,kernel,U,Pm,Q1,Q2,R,lambda,target)

tps_set_ctrl_pts(ctrl_pts)

Fill corners of rotated image by Vlad Atanasiu

Rotate image without making black edges. (geometric transformat..., image registration, image analysis)

imregrotate(varargin)

Phase Based Template Matching by Usman Qayyum

Phase information is used for matching the input imagery with the template. (geometric transformat..., gaussian noise, phase based correlati...)

Phase_base_gui(varargin)

ResizeImageMatrix by source code

This program implements various interpolation techniques to resize 2D matrices or Image Matrices (geometric transformat..., image registration, resize)

ResizeImageMatrix(varargin)

Demo.m

Fourier Mellin Image Registration by Robinson Laundon

An implementation of Fourier Mellin Phase Correlation for Image Registration (geometric transformat..., image registration fo..., image registration)

RegnisterFourierMellin()

Automatic 2d Rigid Body Image Registration by Matthew Sochor

Automatic 2d rigid registration using improved MI kernel (geometric transformat..., image registration, image registration mu...)

mi_hpv_2d\2d_mi_registration.m

Affine Transformation by Ibrahim El Rube'

This program facilitates the application of the affine transformation to a 2-D Image. (geometric transformat..., image registration, affine)

AffineTrnasformation(varargin)

SiftGPU- SIFT enabled on GPU by Adam Chapman

implementation of SIFT compiled on graphics card (scale invariant featu..., sift, image recogntition)

[DESCRIPTORS,X,Y,SCALE,ORI]=keepROI(ROI,x,y,scale,ori,descr...

createROI(imagename)

find_nearest_neighbours( database, desc, dist_ratio, max_di...

Efficient subpixel image registration by cross-correlation by Manuel Guizar

Registers two images (2-D rigid translation) within a fraction of a pixel specified by the user. (alignment, correlation, image registration)

Efficient subpixel image registration by cross-correlation.

dftregistration(buf1ft,buf2ft,usfac)

Polar To/From Rectangular Transform of Images by Prakash Manandhar

converts rectangular image to polar and back (polar, geometric transformat..., image registration)

Fast imrotate by Ilan Ben Hagai

A fast version of imrotate (geometric transformat..., image registration, imrotate image rotati...)

fast_rotate_demo.m

qrot3d -- Quaternion Rotation by Steven Michael

A written-in-C compiled MATLAB function to do fast quaternion rotation on large 3D data sets. (quaternion rotate 3d, image registration, geometric transformat...)

qrot3d.m

mrotate by T. Mervin

manually rotate a 3D object (geometric transformat..., image registration, manual)

mrotate(h,c,v,constraint)

test.m

Image Segmenter (tiles) by Nathir Rawashdeh

A simple function to segment an image into square tiles (geometric transformat..., image registration, image segmentation ti...)

imseg(img,Lseg,F)

Interpolation of digital images by Salvo Danilo Giuffrida

A program to open and interpolate digital images, using 3 different algorithms (Nearest neighbour, B (geometric transformat..., image registration, interpolation)

Applicazione(varargin)

Bicubica(Interpolata,ImmagineOriginale,Z)

Bilineare.m

Distance from a point to polygon by Michael Yoshpe

Distance from a point to 2-D polygon (geometric transformat..., image registration, polygon point distanc...)

p_poly_dist(x, y, xv, yv)

Gaussian Pyramid - Expand and Reduce routines 1D, 2D and 3D by Deshan Yang

This contains set of routines, for the 'expand' and 'reduce' operations of Gaussian Image Pyramids f (expand, gaussian pyramid, image registration)

GPExpand(I)

GPReduce(I)