Keyphrases
- term frequency
- lower bounding
- lower bound
- branch and bound algorithm
- multi step
- dynamic time warping
- text categorization
- lower and upper bounds
- tf idf
- text classification
- average precision
- bag of words
- retrieval model
- mathematical programming
- similarity search
- text documents
- euclidean distance
- edit distance
- upper bound
- document representation
- query terms
- optimal solution
- active learning
- vector space model
- evaluation metrics
- action recognition
- test collection
- text mining
- language model
- retrieval effectiveness
- high dimensional data
- image classification
- data sets
- information retrieval systems
- document retrieval
- natural language processing
- information extraction
- knn
- np hard
- feature selection
- information retrieval
- machine learning
- data mining