Human action categorization using discriminative local spatio-temporal feature weighting.
Amir GhodratiShohreh KasaeiPublished in: Intell. Data Anal. (2012)
Keyphrases
- feature weighting
- human actions
- spatio temporal
- text categorization
- action classification
- feature selection
- action recognition
- human motion
- space time
- text classification
- multi label
- visual features
- human activities
- semi supervised
- moving objects
- tf idf
- view invariant
- video sequences
- action recognition in videos
- k nearest neighbor
- semi supervised learning
- image sequences
- activity recognition
- knn
- bag of words
- feature extraction
- unsupervised learning
- multiple features
- image processing
- computer vision
- information retrieval
- machine learning
- denoising
- feature set
- text documents
- unlabeled data
- object recognition
- similarity measure