KR100921495B1 - 파티클 필터링을 이용한 가우시안 혼합 모델링 업데이트 방법 - Google Patents
파티클 필터링을 이용한 가우시안 혼합 모델링 업데이트 방법 Download PDFInfo
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- KR100921495B1 KR100921495B1 KR1020090025003A KR20090025003A KR100921495B1 KR 100921495 B1 KR100921495 B1 KR 100921495B1 KR 1020090025003 A KR1020090025003 A KR 1020090025003A KR 20090025003 A KR20090025003 A KR 20090025003A KR 100921495 B1 KR100921495 B1 KR 100921495B1
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/277—Analysis of motion involving stochastic approaches, e.g. using Kalman filters
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/19—Recognition using electronic means
- G06V30/192—Recognition using electronic means using simultaneous comparisons or correlations of the image signals with a plurality of references
- G06V30/194—References adjustable by an adaptive method, e.g. learning
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Abstract
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Claims (4)
- 다중센서 기반 패턴 인식을 위한 가우시안 혼합 모델링을 업데이트하는 방법에 있어서,실시간으로 상기 센서에 의해 획득된 관측데이터 값을 기초로 파티클 필터링에 적용될 필터 가중치를 계산하는 단계;상기 필터 가중치를 이용한 파티클 필터링 수행에 의해 상기 가우시안 혼합 모델링의 상태 파라미터를 가변하는 단계; 및상기 가변된 상태 파라미터를 이용하여 상기 가우시안 혼합 모델링을 업데이트하는 단계;를 포함하는 것을 특징으로 하는 가우시안 혼합 모델링 업데이트 방법.
- 제1항에 있어서,상기 필터 가중치는 최대 우도 추정(Maximum Likelihood Estimation)이 적용된 관측 함수를 통해 계산되는 것을 특징으로 하는 가우시안 혼합 모델링 업데이트 방법.
- 제1항에 있어서,상기 필터 가중치는 정규상 분포로 모델링되는 것을 특징으로 하는 가우시안 혼합 모델링 업데이트 방법.
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KR1020090025003A KR100921495B1 (ko) | 2009-03-24 | 2009-03-24 | 파티클 필터링을 이용한 가우시안 혼합 모델링 업데이트 방법 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101549349B1 (ko) | 2014-09-26 | 2015-09-02 | 성균관대학교산학협력단 | 데이터 기반 모델의 건물 에너지 모델링 방법과 이를 이용한 에너지 최적관리와 제어 방법 |
CN114700948A (zh) * | 2022-04-20 | 2022-07-05 | 中国科学技术大学 | 基于发散运动分量的下肢外骨骼机器人控制系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940008423A (ko) * | 1992-09-08 | 1994-04-29 | 오오가 노리오 | 패턴인식장치 |
JPH11306357A (ja) | 1998-04-22 | 1999-11-05 | Mitsubishi Heavy Ind Ltd | パターン認識装置 |
KR20010024416A (ko) * | 1998-08-05 | 2001-03-26 | 요트.게.아. 롤페즈 | 정적 이미지 발생 방법 및 장치 |
JP2004078330A (ja) | 2002-08-12 | 2004-03-11 | Fuji Xerox Co Ltd | パターン認識装置およびその学習方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940008423A (ko) * | 1992-09-08 | 1994-04-29 | 오오가 노리오 | 패턴인식장치 |
JPH11306357A (ja) | 1998-04-22 | 1999-11-05 | Mitsubishi Heavy Ind Ltd | パターン認識装置 |
KR20010024416A (ko) * | 1998-08-05 | 2001-03-26 | 요트.게.아. 롤페즈 | 정적 이미지 발생 방법 및 장치 |
JP2004078330A (ja) | 2002-08-12 | 2004-03-11 | Fuji Xerox Co Ltd | パターン認識装置およびその学習方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101549349B1 (ko) | 2014-09-26 | 2015-09-02 | 성균관대학교산학협력단 | 데이터 기반 모델의 건물 에너지 모델링 방법과 이를 이용한 에너지 최적관리와 제어 방법 |
CN114700948A (zh) * | 2022-04-20 | 2022-07-05 | 中国科学技术大学 | 基于发散运动分量的下肢外骨骼机器人控制系统 |
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