MX9707128A - Metodo y aparato para coordinar la determinacion de movimiento en cuadros multiples. - Google Patents
Metodo y aparato para coordinar la determinacion de movimiento en cuadros multiples.Info
- Publication number
- MX9707128A MX9707128A MX9707128A MX9707128A MX9707128A MX 9707128 A MX9707128 A MX 9707128A MX 9707128 A MX9707128 A MX 9707128A MX 9707128 A MX9707128 A MX 9707128A MX 9707128 A MX9707128 A MX 9707128A
- Authority
- MX
- Mexico
- Prior art keywords
- motion
- frame
- reference image
- loading
- vectors
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/262—Analysis of motion using transform domain methods, e.g. Fourier domain methods
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/537—Motion estimation other than block-based
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Image Analysis (AREA)
- Television Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Color Television Systems (AREA)
Abstract
La presente invencion se refiere a una estimacion mejorada de movimiento en registros de señales. Un método para estimar el movimiento entre una imagen de referencia y cada cuadro en una secuencia de cuadros, cada cuadro consistiendo de una pluralidad de muestras de una señal de entrada que comprende los pasos de: (1) para cada cuadro, estimar un campo de movimiento a partir de la imagen de referencia del cuadro, (2) para cada cuadro, transformar el campo estimado de movimiento en una matriz de movimiento, donde cada fila corresponde a un cuadro, y cada fila contiene cada componente de vector de movimiento para cada elemento de la imagen de referencia, (3) realizar un Análisis de Componente Principal en la matriz de movimiento, obteniendo así una matriz de resultado de movimiento que consiste de una pluralidad de vectores de columna llamados vectores de resultado de movimiento y una matriz de carga de movimiento que consiste de una pluralidad de vectores de fila llamados vectores de carga de movimiento, de tal manera que cada vector de resultado de movimiento corresponda a un elemento de cada cuadro, de tal manera que cada elemento de cada vector de carga de movimiento corresponda a un elemento de la imagen de referencia, de tal manera que una columna de dicha matriz de resultados de movimiento y un vector de carga de movimiento constituyan juntos un vector, y de tal manera que el numero de vectores sea inferior o igual a numero de dichos cuadros, (4) para cada cuadro, multiplicando los resultados de movimiento que correspondan al cuadro por los vectores de carga de movimiento, se produce así una hipotesis de movimiento para cada cuadro, (5) estimar para cada cuadro un campo de movimiento a partir de la imagen de referencia hasta dicho cuadro, usando la hipotesis de movimiento como informacion colateral, produciendo los campos de movimiento estimados en el paso (5) que representan el movimiento entre dicha imagen de referencia y dicho cuadro en la secuencia de cuadros.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95104228 | 1995-03-22 | ||
PCT/EP1996/001272 WO1996029679A1 (en) | 1995-03-22 | 1996-03-22 | Method and apparatus for coordination of motion determination over multiple frames |
Publications (1)
Publication Number | Publication Date |
---|---|
MX9707128A true MX9707128A (es) | 1997-11-29 |
Family
ID=8219105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX9707128A MX9707128A (es) | 1995-03-22 | 1996-03-22 | Metodo y aparato para coordinar la determinacion de movimiento en cuadros multiples. |
Country Status (13)
Country | Link |
---|---|
US (1) | US6157677A (es) |
EP (1) | EP0815536A1 (es) |
JP (1) | JPH11502336A (es) |
KR (1) | KR19980702924A (es) |
CN (1) | CN1194047A (es) |
AP (1) | AP9701084A0 (es) |
AU (1) | AU5273496A (es) |
BR (1) | BR9607845A (es) |
CA (1) | CA2216109A1 (es) |
MX (1) | MX9707128A (es) |
OA (1) | OA10442A (es) |
WO (1) | WO1996029679A1 (es) |
ZA (1) | ZA962305B (es) |
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1996
- 1996-03-22 KR KR1019970706332A patent/KR19980702924A/ko not_active Application Discontinuation
- 1996-03-22 AP APAP/P/1997/001084A patent/AP9701084A0/en unknown
- 1996-03-22 ZA ZA962305A patent/ZA962305B/xx unknown
- 1996-03-22 JP JP8528101A patent/JPH11502336A/ja active Pending
- 1996-03-22 MX MX9707128A patent/MX9707128A/es unknown
- 1996-03-22 CN CN96192718A patent/CN1194047A/zh active Pending
- 1996-03-22 WO PCT/EP1996/001272 patent/WO1996029679A1/en not_active Application Discontinuation
- 1996-03-22 AU AU52734/96A patent/AU5273496A/en not_active Abandoned
- 1996-03-22 CA CA002216109A patent/CA2216109A1/en not_active Abandoned
- 1996-03-22 EP EP96909116A patent/EP0815536A1/en not_active Withdrawn
- 1996-03-22 BR BR9607845-6A patent/BR9607845A/pt unknown
- 1996-03-22 US US08/930,340 patent/US6157677A/en not_active Expired - Fee Related
-
1997
- 1997-08-03 OA OA70062A patent/OA10442A/en unknown
Also Published As
Publication number | Publication date |
---|---|
ZA962305B (en) | 1996-09-27 |
US6157677A (en) | 2000-12-05 |
BR9607845A (pt) | 1999-11-30 |
OA10442A (en) | 2002-03-26 |
AP9701084A0 (en) | 1997-10-31 |
CN1194047A (zh) | 1998-09-23 |
AU5273496A (en) | 1996-10-08 |
CA2216109A1 (en) | 1996-09-26 |
EP0815536A1 (en) | 1998-01-07 |
JPH11502336A (ja) | 1999-02-23 |
KR19980702924A (ko) | 1998-09-05 |
WO1996029679A1 (en) | 1996-09-26 |
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