Fast Information Retrieval and Social Network Mining via Cosine Similarity Upper Bound.
Weizhong ZhaoVenkata Swamy MarthaGang ChenXiaowei XuPublished in: SocialCom (2013)
Keyphrases
- cosine similarity
- upper bound
- information retrieval
- vector space model
- tf idf
- social networks
- text mining
- document clustering
- lower bound
- similarity measure
- vector space
- similarity function
- knowledge discovery
- retrieval model
- distance measure
- text documents
- social network analysis
- network structure
- data mining
- semantic similarity
- information extraction
- link prediction
- k means
- euclidean distance
- question answering
- document retrieval
- feature selection
- pattern mining
- search engine
- kernel function
- relevant documents
- text classification
- association rules
- data analysis
- machine learning