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clarified spec

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Davis King 2013-03-24 14:10:14 -04:00
parent 311075a74f
commit 94b0344532
1 changed files with 2 additions and 2 deletions
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dlib/image_processing/scan_image_pyramid_abstract.h
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@ -67,7 +67,7 @@ namespace dlib
- Let M denote the dimensionality of the vectors output by Feature_extractor_type - Let M denote the dimensionality of the vectors output by Feature_extractor_type
objects. objects.
- Let F(i) == the M dimensional vector which is the sum of all vectors - Let F(i) == the M dimensional vector which is the sum of all vectors
given by our Feature_extractor_type object inside the ith feature extraction given by our Feature_extractor_type object inside the i-th feature extraction
zone. zone.
- Then the feature vector for a sliding window is an M*N dimensional vector - Then the feature vector for a sliding window is an M*N dimensional vector
[F(1) F(2) F(3) ... F(N)] (i.e. it is a concatenation of the N vectors). [F(1) F(2) F(3) ... F(N)] (i.e. it is a concatenation of the N vectors).
@ -202,7 +202,7 @@ namespace dlib
- The order of rectangles in stationary_feature_extraction_regions and - The order of rectangles in stationary_feature_extraction_regions and
movable_feature_extraction_regions matters. Recall that each rectangle movable_feature_extraction_regions matters. Recall that each rectangle
gets its own set of features. So given two different templates, their gets its own set of features. So given two different templates, their
ith rectangles will both share the same part of the weight vector (i.e. the w i-th rectangles will both share the same part of the weight vector (i.e. the w
supplied to detect()). So there should be some reasonable correspondence supplied to detect()). So there should be some reasonable correspondence
between the rectangle ordering in different detection templates. For, between the rectangle ordering in different detection templates. For,
example, different detection templates should place corresponding feature example, different detection templates should place corresponding feature