JP4567660B2 - 電子画像内で物体のセグメントを求める方法 - Google Patents
電子画像内で物体のセグメントを求める方法 Download PDFInfo
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- JP4567660B2 JP4567660B2 JP2006343950A JP2006343950A JP4567660B2 JP 4567660 B2 JP4567660 B2 JP 4567660B2 JP 2006343950 A JP2006343950 A JP 2006343950A JP 2006343950 A JP2006343950 A JP 2006343950A JP 4567660 B2 JP4567660 B2 JP 4567660B2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
- G06V10/443—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by matching or filtering
- G06V10/449—Biologically inspired filters, e.g. difference of Gaussians [DoG] or Gabor filters
- G06V10/451—Biologically inspired filters, e.g. difference of Gaussians [DoG] or Gabor filters with interaction between the filter responses, e.g. cortical complex cells
- G06V10/454—Integrating the filters into a hierarchical structure, e.g. convolutional neural networks [CNN]
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Description
Krishnapuram B., C. M. Bishop, and M. Szummer, "Generative models and Bayesian model comparison for shape recognition", Proceedings Ninth International Workshop on Frontiers in Handwriting Recognition, 2004 J. Winn and N. Joijic, "Locus: Learning object classes withunsupervised segmentation", Intl. Conf. on Computer Vision, 2005 Joseph A. Driscoll, Richard Alan Peters II and Kyle R. Cave, "A visual attention network for a humanoid robot", Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems(IROS-98), Victoria, B. C. , 1998年10月12〜16日 J.J.Steil、G.Heidemann、J.Jockusch、R.Rae、N.Jungclausand H.Ritter, "Guiding attention for grasping tasks by gestural instruction: The gravis-robot architecture", Proc.IROS 2001, pages 1570-1577, IEEE, 2001 J.J.Steil and H.Ritter, "Learning issues in a multi-modal robot-instruction scenario", IEEE Int. Conf. Robotics, Intelligent Systems and Signal Processing, 2003 G.Heidemann, "A multi-purpose visual classification system", In B.Reusch、Editor、Proc.7th Fuzzy Days、Dortmund、2001、pages 305-312、Springer-Verlag、2001 G.Heidemann and H.Ritter, "Combining multiple neural nets for visual feature selection and classification", Proceedings of ICANN 99、1999 Stella X. Yu, Ralph Gross, and Jianbo Shi, "Concurrent object recognition and segmentation by graph partitioning", Online proceedings of the Neural Information Processing Systems conference、2002 Guo Dong and Ming Xie, "Color clustering and learning for image Segmentation based on neural networks", IEEE Transactions on Neural Networks、16(14):925-936、2005 Y. Jiang and Z. -H. Zhou, "Some ensemble-based image Segmentation", Neural Processing Letters、20(3):171-178、2004 Jung Kim Robert Li, "Image compression using fast transformed vector quantization", Applied Imagery Pattern Recognition Workshop、page 141、2000 Dorin Comaniciu and Richard Grisel, "Image coding using transform vector quantization with training set synthesis", Signal Process.,82(11):1649-1663、2002 N. H. Kim and Jai Song Park, "Segmentation of object regions using depth information", ICIP、pages 231-234、2004 Hai Tao and Harpreet S. Sawhney, "Global matching criterion and Color Segmentation based stereo", Workshop on the application of Computer Vision、pages 246〜253、2000 E. Borenstein, E. Sharon, and S. Ullman, "Combining top-down and bottom-up Segmentation", 2004 Conference on Computer Vision and Pattern Recognition Workshop (CVPRW’04)、4:46、2004 M.J.Bravo and H.Farid, "Object Segmentation by top-down processes", Visual Cognition、10(4):471-491、2003
(IFinal=ΣiBi−ISkin)
図4は、2値化ASDFセグメントBiを示している。セグメント5、7、9、11、12、および13の組み合わせは、示されている物体の物体・マスクを構成している。マスク番号9は、輪郭の一部をもたらし、色特徴に特化されないことに留意されたい。
120 関連性マップ
130 皮膚色検出
140 物体マップ決定モジュール
150 物体認識モジュール
Bi 2値化適応トポグラフィック・アクチベーション・マップ
CJ コードブック・ベクトル
Fi 基本フィルタ・マップ
IC 中央マップ
IDISP 視差マップ
IREL 関連マスク
Ifinal 最終セグメント・マスク
VJ 適応トポグラフィック・アクチベーション・マップ
VQ ベクトル定量化ネットワーク
Claims (18)
- 電子画像内で物体のセグメントを求める方法であって、セグメントは画像の部分であり、
教師なし学習によって複数の基本フィルタ・マップ(Fi)から得られた、複数の2値化マップ(Bi)を形成するステップと、
関連性マップ(I REL )を形成するステップと、
該関連性マップを選択基準として使用して、該複数の2値化マップ(Bi)からセグメントの選択を形成するステップと、
該選択に基づいて、物体マップを形成するステップと、を含む物体のセグメントを求める方法。 - セグメントと前記関連性マップとの重複によって、該セグメントが物体に属する確率を推定するステップをさらに備える、請求項1に記載の方法。
- 前記アクチベーション・マップの生成は、固定数の訓練ステップを備える標準ベクトル定量化ネットワークVQを採用する、請求項3に記載の方法。
- 前記訓練データベクトルの各成分が、追加重み係数(ζi)により重み付けされる、請求項3に記載の方法。
- 該関連性マップ(IREL)が、中央マップICおよび視差マップIDISPから付加的な重ね合わせとして計算される、請求項1に記載の方法。
- 物体マップを形成するステップが、皮膚色領域を除外する、請求項1に記載の方法。
- 2値化マップ(Bi)が物体に属する確率が、該関連性マップ(I REL )と該2値化マップとの交差領域のピクセルの数(inPix)を、該関連性マップを除いた該2値化マップのピクセル数(outPix)で割った値によって推定される請求項2に記載の方法。
- 推定された確率が所定のしきい値よりも大きい場合、該2値化マップ(Bi)は、該物体マップに含まれる、請求項14に記載の方法。
- 該物体マップ(I Final )は選択された2値化マップ(Bi)の付加的な重ね合わせとして計算され、皮膚色ピクセルはこのマップから削除される(I Final =Σ i B i −I Skin )、請求項13に記載の方法。
- コンピュータにロードされて実行されるときに、請求項1乃至16のいずれかに記載の方法を実行するソフトウェア。
- 請求項17に記載のソフトウェアが格納されるコンピュータ読み取り可能媒体。
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EP05028259A EP1801731B1 (en) | 2005-12-22 | 2005-12-22 | Adaptive scene dependent filters in online learning environments |
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JP2007172627A JP2007172627A (ja) | 2007-07-05 |
JP4567660B2 true JP4567660B2 (ja) | 2010-10-20 |
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JP2006343950A Expired - Fee Related JP4567660B2 (ja) | 2005-12-22 | 2006-12-21 | 電子画像内で物体のセグメントを求める方法 |
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US (1) | US8238650B2 (ja) |
EP (1) | EP1801731B1 (ja) |
JP (1) | JP4567660B2 (ja) |
DE (1) | DE602005007370D1 (ja) |
Families Citing this family (8)
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US8452599B2 (en) * | 2009-06-10 | 2013-05-28 | Toyota Motor Engineering & Manufacturing North America, Inc. | Method and system for extracting messages |
US8269616B2 (en) * | 2009-07-16 | 2012-09-18 | Toyota Motor Engineering & Manufacturing North America, Inc. | Method and system for detecting gaps between objects |
US8337160B2 (en) * | 2009-10-19 | 2012-12-25 | Toyota Motor Engineering & Manufacturing North America, Inc. | High efficiency turbine system |
US8237792B2 (en) * | 2009-12-18 | 2012-08-07 | Toyota Motor Engineering & Manufacturing North America, Inc. | Method and system for describing and organizing image data |
US8424621B2 (en) | 2010-07-23 | 2013-04-23 | Toyota Motor Engineering & Manufacturing North America, Inc. | Omni traction wheel system and methods of operating the same |
FI20106387A (fi) * | 2010-12-30 | 2012-07-01 | Zenrobotics Oy | Menetelmä, tietokoneohjelma ja laite tartuntakohdan määrittämiseksi |
US10395138B2 (en) | 2016-11-11 | 2019-08-27 | Microsoft Technology Licensing, Llc | Image segmentation using user input speed |
US11205103B2 (en) | 2016-12-09 | 2021-12-21 | The Research Foundation for the State University | Semisupervised autoencoder for sentiment analysis |
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US20050047647A1 (en) * | 2003-06-10 | 2005-03-03 | Ueli Rutishauser | System and method for attentional selection |
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US6807286B1 (en) * | 2000-04-13 | 2004-10-19 | Microsoft Corporation | Object recognition using binary image quantization and hough kernels |
US6826316B2 (en) * | 2001-01-24 | 2004-11-30 | Eastman Kodak Company | System and method for determining image similarity |
GB2409030A (en) * | 2003-12-11 | 2005-06-15 | Sony Uk Ltd | Face detection |
US7583831B2 (en) * | 2005-02-10 | 2009-09-01 | Siemens Medical Solutions Usa, Inc. | System and method for using learned discriminative models to segment three dimensional colon image data |
US7574069B2 (en) * | 2005-08-01 | 2009-08-11 | Mitsubishi Electric Research Laboratories, Inc. | Retargeting images for small displays |
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US20050047647A1 (en) * | 2003-06-10 | 2005-03-03 | Ueli Rutishauser | System and method for attentional selection |
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Publication number | Publication date |
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EP1801731A1 (en) | 2007-06-27 |
JP2007172627A (ja) | 2007-07-05 |
EP1801731B1 (en) | 2008-06-04 |
US20070147678A1 (en) | 2007-06-28 |
DE602005007370D1 (de) | 2008-07-17 |
US8238650B2 (en) | 2012-08-07 |
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