Affected people's needs detection after the East Japan Great Earthquake - Time series analysis using LDA.
Takako HashimotoBasabi ChakrabortySupavadee AramvithTetsuji KuboyamaYukari ShirotaPublished in: APSIPA (2014)
Keyphrases
- face recognition
- automatic detection
- object detection
- detection algorithm
- false positives
- detection method
- early warning
- detection accuracy
- topic models
- dimensionality reduction
- feature extraction
- generative model
- co occurrence
- detection rate
- false alarms
- principal component analysis
- high dimensional
- feature space
- event detection
- discriminant analysis
- machine learning
- neural network