Open-Vocabulary Retrieval of Spoken Content with Shorter/Longer Queries Considering Word/Subword-based Acoustic Feature Similarity.
Hung-yi LeePo-wei ChouLin-Shan LeePublished in: INTERSPEECH (2012)
Keyphrases
- out of vocabulary
- query words
- text queries
- query terms
- spoken document retrieval
- language model
- n gram
- word segmentation
- retrieval systems
- concept space
- cross language information retrieval
- similarity queries
- text retrieval
- broadcast news
- visual features
- stop words
- retrieval quality
- information retrieval systems
- search engine
- test collection
- retrieval process
- query language
- similarity measure
- query expansion
- boolean queries
- document retrieval
- query processing
- similarity estimation
- user queries
- query formulation
- co occurrence
- image retrieval
- keywords
- retrieval strategies
- vocabulary tree
- improve retrieval effectiveness
- information retrieval
- pointwise mutual information
- cross lingual
- language modeling
- indexing techniques
- retrieval effectiveness
- range queries
- retrieval model
- feature vectors
- image similarity
- semantic similarity
- handwritten documents
- web search
- speech recognition systems
- speech recognizer
- exact match
- similarity measurement
- machine translation
- relevant documents
- pseudo relevance feedback
- speech recognition
- text classification
- feature set
- image database
- relevance model
- term weighting
- image features