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CIKM
2009
Springer
14 years 1 months ago
Space-economical partial gram indices for exact substring matching
Exact substring matching queries on large data collections can be answered using q-gram indices, that store for each occurring q-byte pattern an (ordered) posting list with the po...
Nan Tang, Lefteris Sidirourgos, Peter A. Boncz
SIGIR
2006
ACM
14 years 2 months ago
Type less, find more: fast autocompletion search with a succinct index
We consider the following full-text search autocompletion feature. Imagine a user of a search engine typing a query. Then with every letter being typed, we would like an instant d...
Holger Bast, Ingmar Weber
DASFAA
2008
IEEE
188views Database» more  DASFAA 2008»
14 years 3 months ago
Summarization Graph Indexing: Beyond Frequent Structure-Based Approach
Graph is an important data structure to model complex structural data, such as chemical compounds, proteins, and XML documents. Among many graph data-based applications, sub-graph ...
Lei Zou, Lei Chen 0002, Huaming Zhang, Yansheng Lu...
CIKM
2010
Springer
13 years 7 months ago
Exploiting site-level information to improve web search
Ranking Web search results has long evolved beyond simple bag-of-words retrieval models. Modern search engines routinely employ machine learning ranking that relies on exogenous r...
Andrei Z. Broder, Evgeniy Gabrilovich, Vanja Josif...
DIAL
2004
IEEE
170views Image Analysis» more  DIAL 2004»
14 years 10 days ago
A General System for the Retrieval of Document Images from Digital Libraries
Large collections of scanned documents (books and journals) are now available in Digital Libraries. The most common method for retrieving relevant information from these collectio...
Simone Marinai, Emanuele Marino, Francesca Cesarin...