Sciweavers

1695 search results - page 218 / 339
» Interactive query refinement
Sort
View
185
Voted
SIGIR
2012
ACM
13 years 8 months ago
Improving searcher models using mouse cursor activity
Web search components such as ranking and query suggestions analyze the user data provided in query and click logs. While this data is easy to collect and provides information abo...
Jeff Huang, Ryen W. White, Georg Buscher, Kuansan ...
248
Voted
ICDE
1999
IEEE
106views Database» more  ICDE 1999»
16 years 7 months ago
Processing Operations with Restrictions in RDBMS without External Sorting: The Tetris Algorithm
Most operations of the relational algebra or SQL require a sorted stream of tuples for efficient processing. Therefore, processing complex relational queries relies on efficient a...
Volker Markl, Martin Zirkel, Rudolf Bayer
SIGMOD
2007
ACM
112views Database» more  SIGMOD 2007»
16 years 6 months ago
A random walk approach to sampling hidden databases
A large part of the data on the World Wide Web is hidden behind form-like interfaces. These interfaces interact with a hidden backend database to provide answers to user queries. ...
Arjun Dasgupta, Gautam Das, Heikki Mannila
ESORICS
2009
Springer
16 years 1 months ago
Private Information Retrieval Techniques for Enabling Location Privacy in Location-Based Services
Abstract. The ubiquity of smartphones and other location-aware handheld devices has resulted in a dramatic increase in popularity of locationbased services (LBS) tailored to user l...
Ali Khoshgozaran, Cyrus Shahabi
173
Voted
ACNS
2009
Springer
168views Cryptology» more  ACNS 2009»
16 years 27 days ago
Session-state Reveal Is Stronger Than Ephemeral Key Reveal: Attacking the NAXOS Authenticated Key Exchange Protocol
Abstract. In the paper “Stronger Security of Authenticated Key Exchange” [1,2], a new security model for authenticated key exchange protocols (eCK) is proposed. The new model i...
Cas J. F. Cremers