Unsupervised Learning of Acoustic Events Using Dynamic Time Warping and Hierarchical K-Means++ Clustering.
Joerg SchmalenstroeerMarkus BartekReinhold Haeb-UmbachPublished in: INTERSPEECH (2011)
Keyphrases
- dynamic time warping
- unsupervised learning
- distance measure
- lower bounding
- euclidean distance
- supervised learning
- shape retrieval
- similarity measure
- elastic matching
- semi supervised
- nearest neighbor classifier
- sequence matching
- edit distance
- similarity search
- dimensionality reduction
- subsequence matching
- k means
- expectation maximization
- machine learning
- shape similarity
- word spotting
- text classification
- clustering algorithm
- data sets
- model selection
- pairwise
- event sequences
- object recognition
- pattern recognition
- image processing
- computer vision
- database