1 | % * This code was used in the following articles:
|
---|
2 | % * [1] Learning 3-D Scene Structure from a Single Still Image,
|
---|
3 | % * Ashutosh Saxena, Min Sun, Andrew Y. Ng,
|
---|
4 | % * In ICCV workshop on 3D Representation for Recognition (3dRR-07), 2007.
|
---|
5 | % * (best paper)
|
---|
6 | % * [2] 3-D Reconstruction from Sparse Views using Monocular Vision,
|
---|
7 | % * Ashutosh Saxena, Min Sun, Andrew Y. Ng,
|
---|
8 | % * In ICCV workshop on Virtual Representations and Modeling
|
---|
9 | % * of Large-scale environments (VRML), 2007.
|
---|
10 | % * [3] 3-D Depth Reconstruction from a Single Still Image,
|
---|
11 | % * Ashutosh Saxena, Sung H. Chung, Andrew Y. Ng.
|
---|
12 | % * International Journal of Computer Vision (IJCV), Aug 2007.
|
---|
13 | % * [6] Learning Depth from Single Monocular Images,
|
---|
14 | % * Ashutosh Saxena, Sung H. Chung, Andrew Y. Ng.
|
---|
15 | % * In Neural Information Processing Systems (NIPS) 18, 2005.
|
---|
16 | % *
|
---|
17 | % * These articles are available at:
|
---|
18 | % * http://make3d.stanford.edu/publications
|
---|
19 | % *
|
---|
20 | % * We request that you cite the papers [1], [3] and [6] in any of
|
---|
21 | % * your reports that uses this code.
|
---|
22 | % * Further, if you use the code in image3dstiching/ (multiple image version),
|
---|
23 | % * then please cite [2].
|
---|
24 | % *
|
---|
25 | % * If you use the code in third_party/, then PLEASE CITE and follow the
|
---|
26 | % * LICENSE OF THE CORRESPONDING THIRD PARTY CODE.
|
---|
27 | % *
|
---|
28 | % * Finally, this code is for non-commercial use only. For further
|
---|
29 | % * information and to obtain a copy of the license, see
|
---|
30 | % *
|
---|
31 | % * http://make3d.stanford.edu/publications/code
|
---|
32 | % *
|
---|
33 | % * Also, the software distributed under the License is distributed on an
|
---|
34 | % * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
|
---|
35 | % * express or implied. See the License for the specific language governing
|
---|
36 | % * permissions and limitations under the License.
|
---|
37 | % *
|
---|
38 | % */
|
---|
39 | function [model]=AddMatch2Model(defaultPara, Wrlname, lamda, Xim, ImgInfo, ImgScale, ImgIndex1, ImgIndex2, PostFixStr, Error) |
---|
40 | |
---|
41 | % This function load the previous mat file to get the model variables |
---|
42 | % Then add new match constrain in the model.ConstrainOccluMatch |
---|
43 | |
---|
44 | %load([defaultPar.Fdir '/data/' ]) % no need to load again ImgInfo is the latest version |
---|
45 | |
---|
46 | % ============================================================================ |
---|
47 | % need Sup Ray Depth |
---|
48 | % 1) Sup |
---|
49 | NumMatches = size(Xim,2); |
---|
50 | ScaleDepth = size(ImgInfo.Model.Depth.FitDepth); |
---|
51 | [IND1] = ProjPosi2Mask( ImgScale, ScaleDepth, Xim); |
---|
52 | SupMatched = ImgInfo.Model.Sup(IND1)'; % Sup |
---|
53 | mask = SupMatched == 0; % erase sky points |
---|
54 | SupMatched(mask)=[]; |
---|
55 | |
---|
56 | % 2) Ray |
---|
57 | x_calib = inv(defaultPara.InrinsicK1)*[ Xim; ones(1, NumMatches)]; |
---|
58 | RayNormfactor = sqrt( sum(x_calib.^2,1)); |
---|
59 | RayMatched = (x_calib./(repmat( RayNormfactor,3,1)))'; % Ray |
---|
60 | RayMatched(mask,:) = []; % erase sky points |
---|
61 | |
---|
62 | % depth |
---|
63 | % Notice: lamda is in the scale of local model already |
---|
64 | Depth_modified = lamda.*RayNormfactor; |
---|
65 | Depth_modified(:,mask) = []; % erase sky points |
---|
66 | % ========================================================================= |
---|
67 | |
---|
68 | % Compensate the number of the OccluMatches to the OriMatches ============= |
---|
69 | % count No of matches point to determine the weights |
---|
70 | NumMatches = size(ImgInfo.Model.Constrain.RayMatche,1); |
---|
71 | NumOccluMatches = size(RayMatched,1); |
---|
72 | % Ratio = ceil(NumMatches/NumOccluMatches); |
---|
73 | Gap = NumMatches - NumOccluMatches; |
---|
74 | |
---|
75 | if Gap > 0 |
---|
76 | if NumOccluMatches ~=1 |
---|
77 | distMap = ( sum((repmat(Xim, [1 1 NumOccluMatches]) - repmat( permute(Xim,[ 1 3 2]), [1 NumOccluMatches 1])).^2,1));% do not do the sqrt to put in some nonliearity |
---|
78 | distMap(distMap ==0) = Inf; |
---|
79 | dist = min( distMap,[],3); |
---|
80 | distAffectByError = dist./Error; |
---|
81 | TotalInvDistAffectByError = sum(1./distAffectByError); |
---|
82 | NumDuplicate = ceil( Gap*(1./distAffectByError./TotalInvDistAffectByError)); |
---|
83 | % NumDuplicate(1:NumOccluMatches) = 1; |
---|
84 | for i = 1:NumOccluMatches |
---|
85 | RayMatched = [RayMatched; repmat(RayMatched(i,:), NumDuplicate(i),1)]; |
---|
86 | Depth_modified = [ Depth_modified repmat(Depth_modified(:,i), 1, NumDuplicate(i))]; |
---|
87 | SupMatched = [SupMatched; repmat(SupMatched(i,:), NumDuplicate(i),1)]; |
---|
88 | end |
---|
89 | else |
---|
90 | NumDuplicate = Gap; |
---|
91 | RayMatched = [RayMatched; repmat(RayMatched, NumDuplicate,1)]; |
---|
92 | Depth_modified = [ Depth_modified repmat(Depth_modified, 1, NumDuplicate)]; |
---|
93 | SupMatched = [SupMatched; repmat(SupMatched, NumDuplicate,1)]; |
---|
94 | end |
---|
95 | end |
---|
96 | % ======================================================================= |
---|
97 | |
---|
98 | % add new match constrain |
---|
99 | ImgInfo.Model.ConstrainOccluMatch.RayMatche{ImgIndex2} = RayMatched; |
---|
100 | ImgInfo.Model.ConstrainOccluMatch.Depth_modified{ImgIndex2} = Depth_modified; |
---|
101 | ImgInfo.Model.ConstrainOccluMatch.SupMatched{ImgIndex2} = SupMatched; |
---|
102 | |
---|
103 | % new model variable |
---|
104 | model = ImgInfo.Model; |
---|
105 | if defaultPara.Flag.FlagRefinementDisp |
---|
106 | disp('Storaging of Occlusion Match Correcting Single Modle in model.ConstrainOccluMatch'); |
---|
107 | end |
---|
108 | save([defaultPara.Fdir '/data/' ImgInfo.ExifInfo.IDName '/' Wrlname '_' ImgInfo.ExifInfo.IDName '_' PostFixStr '.mat'],'model'); |
---|
109 | |
---|
110 | return; |
---|