Robust named entity detection in videotext using character lattices.
Krishna SubramanianRohit PrasadEhry MacRostiePremkumar NatarajanPublished in: ICASSP (2008)
Keyphrases
- named entities
- named entity recognition
- information extraction
- named entity extraction
- co occurrence
- question answering
- relation extraction
- natural language processing
- object detection
- text mining
- unsupervised learning
- text localization and recognition
- partial occlusion
- noun phrases
- artificial intelligence
- model selection
- pattern recognition
- linguistic features
- person names
- knowledge discovery
- k means
- weakly supervised
- global context
- annotated corpus
- proper names
- learning algorithm