Latent geographic feature extraction from social media.
Christian SengstockMichael GertzPublished in: SIGSPATIAL/GIS (2012)
Keyphrases
- social media
- feature extraction
- preprocessing
- latent variables
- pattern classification
- social networking
- feature selection
- principal component analysis
- geographic areas
- social networks
- frequency domain
- wavelet transform
- feature vectors
- social media data
- geographic location
- pattern recognition
- face recognition
- image processing
- linear discriminant analysis
- user generated content
- extracted features
- texture features
- feature extractors
- feature space
- image preprocessing
- feature extraction and classification
- social media sites
- feature representation
- face images
- neural network
- image classification
- texture classification
- multiresolution
- big data
- geographic information
- crisis management
- dimensionality reduction
- dimension reduction
- geographic information retrieval
- high dimensional
- discriminant analysis
- information retrieval