From f618466c25d43f3bae9e40920273bf77de1e1149 Mon Sep 17 00:00:00 2001 From: leochanj105 Date: Mon, 19 Oct 2020 23:09:30 -0400 Subject: initial sd-vbs initial sd-vbs add sd-vbs sd-vbs --- SD-VBS/benchmarks/sift/src/matlab/plotss.m | 68 ++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 SD-VBS/benchmarks/sift/src/matlab/plotss.m (limited to 'SD-VBS/benchmarks/sift/src/matlab/plotss.m') diff --git a/SD-VBS/benchmarks/sift/src/matlab/plotss.m b/SD-VBS/benchmarks/sift/src/matlab/plotss.m new file mode 100644 index 0000000..17868b6 --- /dev/null +++ b/SD-VBS/benchmarks/sift/src/matlab/plotss.m @@ -0,0 +1,68 @@ +function plotss(ss,field) +% PLOTSS Plot scale space +% PLOTSS(SS) plots all octaves of the scale space SS. +% +% See also GAUSSIANSS(), DIFFSS(). + +% AUTORIGHTS +% Copyright (c) 2006 The Regents of the University of California. +% All Rights Reserved. +% +% Created by Andrea Vedaldi +% UCLA Vision Lab - Department of Computer Science +% +% Permission to use, copy, modify, and distribute this software and its +% documentation for educational, research and non-profit purposes, +% without fee, and without a written agreement is hereby granted, +% provided that the above copyright notice, this paragraph and the +% following three paragraphs appear in all copies. +% +% This software program and documentation are copyrighted by The Regents +% of the University of California. The software program and +% documentation are supplied "as is", without any accompanying services +% from The Regents. The Regents does not warrant that the operation of +% the program will be uninterrupted or error-free. The end-user +% understands that the program was developed for research purposes and +% is advised not to rely exclusively on the program for any reason. +% +% This software embodies a method for which the following patent has +% been issued: "Method and apparatus for identifying scale invariant +% features in an image and use of same for locating an object in an +% image," David G. Lowe, US Patent 6,711,293 (March 23, +% 2004). Provisional application filed March 8, 1999. Asignee: The +% University of British Columbia. +% +% IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY +% FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, +% INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND +% ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN +% ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. THE UNIVERSITY OF +% CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT +% LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +% A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" +% BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE +% MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + +if nargin > 2 + error('Too many arguments.') ; +end + +omin = ss.omin ; +smin = ss.smin ; +nlevels = ss.smax-ss.smin+1 ; + +for oi=1:ss.O + for si=1:nlevels + tightsubplot(nlevels, ss.O, nlevels*(oi-1)+si) ; + s = si-1 + smin ; + o = oi-1 + omin ; + sigma = ss.sigma0 * 2^(s/ss.S + o) ; + F=squeeze(ss.octave{oi}(:,:,si)) ; + [M,N]=size(F) ; + imagesc(squeeze(ss.octave{oi}(:,:,si))) ; axis image ; axis off ; + h=text(M/10,N/20,sprintf('(o,s)=(%d,%d), sigma=%f',o,s,sigma)) ; + set(h,'BackgroundColor','w','Color','k') ; + end +end + + -- cgit v1.2.2