Modeling and Discovering Occupancy Patterns in Sensor Networks Using Latent Dirichlet Allocation.
Federico CastanedoHamid K. AghajanRichard P. KleihorstPublished in: IWINAC (1) (2011)
Keyphrases
- sensor networks
- latent dirichlet allocation
- topic models
- probabilistic topic models
- wireless sensor networks
- topic modeling
- sensor data
- generative model
- underwater acoustic
- energy efficient
- latent topics
- lda model
- environmental monitoring
- resource constrained
- topic discovery
- communication cost
- data streams
- communication bandwidth
- routing protocol
- variational inference
- variational bayesian inference
- text mining
- sensor nodes
- data gathering
- energy consumption
- probabilistic latent semantic analysis
- heterogeneous sensor networks
- latent topic models
- data aggregation
- sensor web
- feature extraction
- mobile sensor networks
- machine learning
- database
- latent variables
- feature selection
- probabilistic model
- markov chain
- gibbs sampling