US PATENT SUBCLASS 382 / 218
.~.~.~ Comparator

Current as of: June, 1999
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382 /   HD   IMAGE ANALYSIS

181  DF  PATTERN RECOGNITION {8}
209  DF  .~ Template matching (e.g., specific devices that determine the best match) {5}
217  DF  .~.~ Electronic template {2}
218.~.~.~ Comparator {3}
219  DF  .~.~.~.~> Determining both similarities and differences
220  DF  .~.~.~.~> Calculating weighted similarity or difference (e.g., don't-care areas)
221  DF  .~.~.~.~> Counting difference pixels {1}

DEFINITION

Classification: 382/218

Comparator:

(under subclass 217) Subject matter wherein standards, held in a storage unit of the pattern* recognition* system and representing known pattern*s, are compared to an as-yet-unrecognized input pattern* in a manner such that a signal is developed reflecting the similarity between the standards as stored and the input pattern*.

(1) Note. Details of a specific comparison device must be

claimed for original classification herein.