DIFF Subgroup
G06F 18/21 Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
Introduced: January 2023
Full Title
Pattern recognition > Analysing > Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
Of 5 combined children, 3 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 2023.
Child Classifications
Navigate with arrow keys, Enter to open
- G06F 18/211 Selection of the most significant subset of features since 2023 IPC+CPC Available in IPC and CPC
- G06F 18/213 Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods since 2023 IPC+CPC Available in IPC and CPC
- G06F 18/214 Generating training patterns; Bootstrap methods, e.g. bagging or boosting since 2023 +2 CPC IPC+CPC Available in IPC and CPC