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» Structured queries in XML retrieval
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WWW
2006
ACM
14 years 9 months ago
Optimizing scoring functions and indexes for proximity search in type-annotated corpora
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
Soumen Chakrabarti, Kriti Puniyani, Sujatha Das
CIKM
2011
Springer
12 years 8 months ago
MTopS: scalable processing of continuous top-k multi-query workloads
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...
Avani Shastri, Di Yang, Elke A. Rundensteiner, Mat...
SEBD
2000
112views Database» more  SEBD 2000»
13 years 9 months ago
Correct and efficient evaluation of region-based image search
Abstract. Content-based image retrieval systems allow the user to interactively search image databases looking for those images which are similar to a specified query image. To thi...
Ilaria Bartolini, Marco Patella
CIKM
2009
Springer
14 years 2 months ago
Structure-aware indexing for keyword search in databases
Most of existing methods of keyword search over relational databases find the Steiner trees composed of relevant tuples as the answers. They identify the Steiner trees by discove...
Guoliang Li, Jianhua Feng, Jianyong Wang
CCS
2008
ACM
13 years 10 months ago
Authenticated hash tables
Hash tables are fundamental data structures that optimally answer membership queries. Suppose a client stores n elements in a hash table that is outsourced at a remote server so t...
Charalampos Papamanthou, Roberto Tamassia, Nikos T...