MATLAB VIDEO AND IMAGE PROCESSING BLOCKSET 3 Guide de l'utilisateur télécharger pdf (Page 8)

Video and Image Processing Blockset™ Release Notes

Version 2.8 (R2009b) Video and Image Processing

Blockset

This table summa

rizes what’s new in Version 2.8 (R2009b):

New Features and

Changes

Version

Compatibility

Considerations

Fixed Bugs and

Known Problems

Documentation at

Web Site

Yes

Details below

No Bug Reports

Includes fixes

Printable Rele

ase

Notes: PDF

Current prod

uct

documentati

• “New Template Matching Block w ith Support for Several Match Metrics

and Region of Interest Processing” on page 4

• “Variable Size Data Support” on page 5

• “Expanded From M ultimedia File Block to Support Additional Video

Codecs” on page 5

• “Enhanced Dem os” on page 5

New Template Matching Block with Support for

Several M atch Metrics and Region of Interest

Processing

Template matching is a com mon operation used to locate a template i n

an image. The new Template Matching block improves upon the existing

SAD (Sum of A bsolute Differences) block by incorporating additional match

metrics. T h is new block su pp orts Sum of Abso lut e Differen ce s (SAD ), Su m of

Squared Differences (SSD), and Maximum Absolute Difference algorithms.

It also supports Region of Interest proce ss ing (RO I). This block replaces the

SAD b lo ck, which will be obsolete in a future release.

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MATLAB VIDEO AND IMAGE PROCESSING BLOCKSET 3 Guide de l'utilisateur Page 8