Keyphrases
- machine learning
- automatic detection
- unsupervised learning
- social media
- pattern recognition
- data mining
- detection method
- object detection
- supervised learning
- supervised classification
- false alarms
- detection algorithm
- detection accuracy
- social networks
- information extraction
- artificial intelligence
- inductive learning
- micro blogging
- learning systems
- knowledge acquisition
- text classification
- computer science
- natural language processing
- active learning
- knowledge representation
- natural language
- object recognition
- data analysis
- recommender systems
- learning tasks
- machine learning methods
- machine learning algorithms
- semi supervised
- anomaly detection
- semi supervised learning
- text mining
- data driven