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< Xin Wang > Face-ID recognition module for OPASCA   Karlsruhe, < 2nd Sep. 2008 >
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Task und system Requirement ◆ Task :  Implementation of an optical face-ID recognition module using MATLAB with steering camera in real-time application  ◆ Requirement :  Good recognition rate with  robustness  property Multi-person , Multi-places , Multi-illumination ,  Cross-poses , Cross-expressions , Cross-view of angle  As the real situations the social robot will encounter !   ?
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Project Overview ◆ System diagram : Face  Detection Filtering Subspace  Projection Recognition System ID
Implementation steps ,[object Object],Face  Data-base Creation   Eigenface Fisherface Filters (Gabor, Histogram) Classifier (N-Nearest, Mahalanobis) Composition Training  Set Core Algorithm Improvement Solution Train &Test Image
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object]
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],M=
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],M eigenvectors correspoding to M largest non-zero eigenvalues
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],Test Matched Image:
Implementation steps ,[object Object],[object Object],Remark: the testing is based on the following condition , with 6-9 persons in each test  for both training  set and testing pictures, and 50 pictures for each person in the test and training set  is assumed
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],[object Object],[object Object],?
Implementation steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Where: S w  and S B  are Both N × N size and  c :number of class,  m :mean of all image m i  : mean of class i th n i  : No. of images in i th class
Implementation steps ,[object Object],[object Object],[object Object],Finding an optimal linear mapping W
Implementation steps ,[object Object],[object Object],[object Object]
Implementation steps ,[object Object],[object Object],Eigen:Test2 Room1,Fisher Test6 Room1
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Improvement steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Exploit salient visual properties, spatial localization,orientation selectivity as retina
Improvement steps ,[object Object],[object Object],[object Object],[object Object],5 scales,8 Phase , Real part
Improvement steps ,[object Object],[object Object],[object Object],[object Object],[object Object],After Gabor After Histeq
Improvement steps ◆ Gabor-wavelet filter for preprocessing Testing from Room5
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Improvement steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],TEST 13, ROOM1
Improvement steps ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Outline for the presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Improvement steps ,[object Object],Test13, Room1 Result: 3%-5% improvement for avg and std
Project Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Future work ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Q&A ,[object Object],[object Object]
Additional ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Additional ,[object Object],[object Object],[object Object],[object Object],[object Object],Test15, 120 pic in training
Additional ,[object Object],?
Additional ,[object Object]
Additional ,[object Object]
Additional ,[object Object],[object Object]
Additional ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
<Subtopic> <Title> (P-C) × 1 Vector (C-1) × 1 Vector PCA LDA N×1 Vector X matrix

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Face Identification for Humanoid Robot

  • 1. < Xin Wang > Face-ID recognition module for OPASCA Karlsruhe, < 2nd Sep. 2008 >
  • 2.
  • 3. Task und system Requirement ◆ Task : Implementation of an optical face-ID recognition module using MATLAB with steering camera in real-time application ◆ Requirement : Good recognition rate with robustness property Multi-person , Multi-places , Multi-illumination , Cross-poses , Cross-expressions , Cross-view of angle As the real situations the social robot will encounter ! ?
  • 4.
  • 5. Project Overview ◆ System diagram : Face Detection Filtering Subspace Projection Recognition System ID
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26.
  • 27.
  • 28.
  • 29.
  • 30.
  • 31.
  • 32. Improvement steps ◆ Gabor-wavelet filter for preprocessing Testing from Room5
  • 33.
  • 34.
  • 35.
  • 36.
  • 37.
  • 38.
  • 39.
  • 40.
  • 41.
  • 42.
  • 43.
  • 44.
  • 45.
  • 46.
  • 47.
  • 48. <Subtopic> <Title> (P-C) × 1 Vector (C-1) × 1 Vector PCA LDA N×1 Vector X matrix