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blob detection and parameters' estimation

I1=gauss3(theta,sx,sy,winsz,x...
gaussianss_doh(I,min_scale,ma...
gaussianss_log(I,min_scale,ma...
imreadbw(file) IMREADBW Reads an image as gray-scale
imsmooth1(I,s)
showgrey( Image, res, zmin, z... SHOWGREY(IMAGE, RESOLUTION, ZMIN, ZMAX)
blob_demo.m
blob_demo2.m
compile.m
doh_detector.m
log_detector.m
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5.0

5.0 | 2 ratings Rate this file 92 Downloads (last 30 days) File Size: 139 KB File ID: #38782

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blob detection and parameters' estimation

25 Oct 2012 (Updated 24 Jun 2013)

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File Information
Description	blob detection with doH and LoG and parameters' estimation in closed-form
Required Products	MATLAB
MATLAB release	MATLAB 7.12 (R2011a)

Tags for This File
Everyone's Tags	affine, blob(2), determinant of hessian(2), doh, feature, feature extraction, image processing, laplacian of gaussian, log, multiscale, scale, scale space
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Comments and Ratings (3)
07 May 2013	Michal	Great toolbox, it's really helpful.
12 Feb 2013	Alan Alfredo Rojas Marroquin
11 Dec 2012	Xiaopeng Xu	The toolbox detectS blobs in scale space using DoH and LoG(DoG) and estimates shape parameters (width, length, orientation, offset, and contrast)

Updates
11 Dec 2012	Change copyright owner
11 Dec 2012	title
05 Mar 2013	added trilinear interpolation, and relative error of estimated parameters are below 1% generally.
24 Jun 2013	bug fix, comment