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APWEB
2004
Springer
16 years 7 days ago
Improving XML Query Performance Using Social Classes
In a state-of-the-art XML database, an XML query is evaluated as a sequence of structural joins in which positions of data nodes are used to perform each individual structural joi...
Weining Zhang, Douglas Pollok
SIGCOMM
2000
ACM
15 years 10 months ago
Memory-efficient state lookups with fast updates
Routers must do a best matching pre x lookup for every packet solutions for Gigabit speeds are well known. As Internet link speeds higher, we seek a scalable solution whose speed ...
Sandeep Sikka, George Varghese
EACL
1989
ACL Anthology
15 years 8 months ago
User studies and the design of Natural Language Systems
This paper presents a critical discussion of the various approaches that have been used in the evaluation of Natural Language systems. We conclude that previous approaches have ne...
Steve Whittaker, Phil Stenton
CCR
2004
153views more  CCR 2004»
15 years 6 months ago
Tree bitmap: hardware/software IP lookups with incremental updates
IP address lookup is challenging for high performance routers because it requires a longest matching prefix at speeds of up to 10 Gbps (OC-192). Existing solutions have poor updat...
Will Eatherton, George Varghese, Zubin Dittia
JDCTA
2010
150views more  JDCTA 2010»
15 years 1 months ago
A Knowledge Recommend System Based on User Model
The content and searching method of knowledge base are lack of the consideration of user requirements, it is difficult for the user to select the knowledge satisfy with the user r...
Jiagen Sheng, Sifeng Liu