Sciweavers

950 search results - page 128 / 190
» Evaluation over thousands of queries
Sort
View
CCS
2008
ACM
14 years 7 days 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...
PVLDB
2010
120views more  PVLDB 2010»
13 years 8 months ago
EXTRUCT: Using Deep Structural Information in XML Keyword Search
Users who are unfamiliar with database query languages can search XML data sets using keyword queries. Previous work has shown that current XML keyword search methods, although in...
Arash Termehchy, Marianne Winslett
WISE
2005
Springer
14 years 3 months ago
OWLIM - A Pragmatic Semantic Repository for OWL
OWLIM is a high-performance Storage and Inference Layer (SAIL) for Sesame, which performs OWL DLP reasoning, based on forward-chaining of entilement rules. The reasoning and query ...
Atanas Kiryakov, Damyan Ognyanov, Dimitar Manov
SIGIR
2008
ACM
13 years 10 months ago
A simple and efficient sampling method for estimating AP and NDCG
We consider the problem of large scale retrieval evaluation. Recently two methods based on random sampling were proposed as a solution to the extensive effort required to judge te...
Emine Yilmaz, Evangelos Kanoulas, Javed A. Aslam
CORR
2007
Springer
113views Education» more  CORR 2007»
13 years 10 months ago
Fast paths in large-scale dynamic road networks
Efficiently computing fast paths in large-scale dynamic road networks (where dynamic traffic information is known over a part of the network) is a practical problem faced by sever...
Giacomo Nannicini, Philippe Baptiste, Gilles Barbi...