A 23 μW Keyword Spotting IC with Ring-Oscillator-Based Time-Domain Feature Extraction.
Kwantae KimChang GaoRui GraçaIlya KiselevHoi-Jun YooTobi DelbrückShih-Chii LiuPublished in: CoRR (2022)
Keyphrases
- keyword spotting
- feature extraction
- frequency domain
- speech recognition
- hidden markov models
- speech processing
- image processing
- image classification
- feature vectors
- printed documents
- face recognition
- handwritten documents
- natural language processing
- pattern recognition
- gabor filters
- feature selection
- feature set
- video sequences
- document analysis