Speed improvements to Information Retrieval-based dynamic time warping using hierarchical K-Means clustering.
Gautam Varma MantenaXavier AngueraPublished in: ICASSP (2013)
Keyphrases
- dynamic time warping
- information retrieval
- lower bounding
- distance measure
- similarity measure
- euclidean distance
- shape retrieval
- elastic matching
- edit distance
- similarity search
- subsequence matching
- nearest neighbor classifier
- signature verification
- quasi periodic
- sequence matching
- k means
- text mining
- nearest neighbor
- information extraction
- lower bound
- clustering algorithm
- databases
- language model
- feature vectors
- face recognition
- database systems
- longest common subsequence
- word spotting
- database