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Diffstat (limited to 'SD-VBS/benchmarks/sift/src/matlab/plotmatches.m')
-rw-r--r-- | SD-VBS/benchmarks/sift/src/matlab/plotmatches.m | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/SD-VBS/benchmarks/sift/src/matlab/plotmatches.m b/SD-VBS/benchmarks/sift/src/matlab/plotmatches.m deleted file mode 100644 index b6324e9..0000000 --- a/SD-VBS/benchmarks/sift/src/matlab/plotmatches.m +++ /dev/null | |||
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1 | function h=plotmatches(I1,I2,P1,P2,matches,varargin) | ||
2 | % PLOTMATCHES Plot keypoint matches | ||
3 | % PLOTMATCHES(I1,I2,P1,P2,MATCHES) plots the two images I1 and I2 | ||
4 | % and lines connecting the frames (keypoints) P1 and P2 as specified | ||
5 | % by MATCHES. | ||
6 | % | ||
7 | % P1 and P2 specify two sets of frames, one per column. The first | ||
8 | % two elements of each column specify the X,Y coordinates of the | ||
9 | % corresponding frame. Any other element is ignored. | ||
10 | % | ||
11 | % MATCHES specifies a set of matches, one per column. The two | ||
12 | % elementes of each column are two indexes in the sets P1 and P2 | ||
13 | % respectively. | ||
14 | % | ||
15 | % The images I1 and I2 might be either both grayscale or both color | ||
16 | % and must have DOUBLE storage class. If they are color the range | ||
17 | % must be normalized in [0,1]. | ||
18 | % | ||
19 | % The function accepts the following option-value pairs: | ||
20 | % | ||
21 | % 'Stacking' ['h'] | ||
22 | % Stacking of images: horizontal [h], vertical [v], diagonal | ||
23 | % [h], overlap ['o'] | ||
24 | % | ||
25 | % See also PLOTSIFTDESCRIPTOR(), PLOTSIFTFRAME(), PLOTSS(). | ||
26 | |||
27 | % AUTORIGHTS | ||
28 | % Copyright (c) 2006 The Regents of the University of California. | ||
29 | % All Rights Reserved. | ||
30 | % | ||
31 | % Created by Andrea Vedaldi | ||
32 | % UCLA Vision Lab - Department of Computer Science | ||
33 | % | ||
34 | % Permission to use, copy, modify, and distribute this software and its | ||
35 | % documentation for educational, research and non-profit purposes, | ||
36 | % without fee, and without a written agreement is hereby granted, | ||
37 | % provided that the above copyright notice, this paragraph and the | ||
38 | % following three paragraphs appear in all copies. | ||
39 | % | ||
40 | % This software program and documentation are copyrighted by The Regents | ||
41 | % of the University of California. The software program and | ||
42 | % documentation are supplied "as is", without any accompanying services | ||
43 | % from The Regents. The Regents does not warrant that the operation of | ||
44 | % the program will be uninterrupted or error-free. The end-user | ||
45 | % understands that the program was developed for research purposes and | ||
46 | % is advised not to rely exclusively on the program for any reason. | ||
47 | % | ||
48 | % This software embodies a method for which the following patent has | ||
49 | % been issued: "Method and apparatus for identifying scale invariant | ||
50 | % features in an image and use of same for locating an object in an | ||
51 | % image," David G. Lowe, US Patent 6,711,293 (March 23, | ||
52 | % 2004). Provisional application filed March 8, 1999. Asignee: The | ||
53 | % University of British Columbia. | ||
54 | % | ||
55 | % IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY | ||
56 | % FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, | ||
57 | % INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND | ||
58 | % ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN | ||
59 | % ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. THE UNIVERSITY OF | ||
60 | % CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT | ||
61 | % LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | ||
62 | % A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" | ||
63 | % BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE | ||
64 | % MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. | ||
65 | |||
66 | % -------------------------------------------------------------------- | ||
67 | % Check the arguments | ||
68 | % -------------------------------------------------------------------- | ||
69 | |||
70 | stack='h' ; | ||
71 | |||
72 | for k=1:2:length(varargin) | ||
73 | switch varargin{k} | ||
74 | case 'Stacking' | ||
75 | stack=varargin{k+1} ; | ||
76 | end | ||
77 | end | ||
78 | |||
79 | % -------------------------------------------------------------------- | ||
80 | % Do the job | ||
81 | % -------------------------------------------------------------------- | ||
82 | |||
83 | [M1,N1,K1]=size(I1) ; | ||
84 | [M2,N2,K2]=size(I2) ; | ||
85 | |||
86 | switch stack | ||
87 | case 'h' | ||
88 | N3=N1+N2 ; | ||
89 | M3=max(M1,M2) ; | ||
90 | oj=N1 ; | ||
91 | oi=0 ; | ||
92 | case 'v' | ||
93 | M3=M1+M2 ; | ||
94 | N3=max(N1,N2) ; | ||
95 | oj=0 ; | ||
96 | oi=M1 ; | ||
97 | case 'd' | ||
98 | M3=M1+M2 ; | ||
99 | N3=N1+N2 ; | ||
100 | oj=N1 ; | ||
101 | oi=M1 ; | ||
102 | case 'o' | ||
103 | M3=max(M1,M2) ; | ||
104 | N3=max(N1,N2) ; | ||
105 | oj=0; | ||
106 | oi=0; | ||
107 | end | ||
108 | |||
109 | I=zeros(M3,N3,K1) ; | ||
110 | I(1:M1,1:N1,:) = I1 ; | ||
111 | I(oi+(1:M2),oj+(1:N2),:) = I2 ; | ||
112 | |||
113 | axes('Position', [0 0 1 1]) ; | ||
114 | imagesc(I) ; colormap gray ; hold on ; axis image ; axis off ; | ||
115 | drawnow ; | ||
116 | |||
117 | K = size(matches, 2) ; | ||
118 | nans = NaN * ones(1,K) ; | ||
119 | |||
120 | x = [ P1(1,matches(1,:)) ; P2(1,matches(2,:))+oj ; nans ] ; | ||
121 | y = [ P1(2,matches(1,:)) ; P2(2,matches(2,:))+oi ; nans ] ; | ||
122 | |||
123 | h = line(x(:)', y(:)') ; | ||
124 | set(h,'Marker','.','Color','g') ; | ||