Let's (not) stick together: pairwise similarity biases cross-validation in activity recognition.
Nils Y. HammerlaThomas PlötzPublished in: UbiComp (2015)
Keyphrases
- cross validation
- activity recognition
- pairwise similarities
- pairwise
- similarity metric
- metric learning
- model selection
- distance metric
- human activity recognition
- similarity function
- similarity measure
- graph partitioning
- spectral clustering
- action recognition
- support vector
- human activities
- graph model
- data points
- weighted graph
- transfer learning
- semi supervised
- learning tasks
- training set
- euclidean distance
- learning algorithm
- clustering method
- semi supervised learning
- nearest neighbor
- face recognition