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» Efficient computation of trade-off skylines
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DEXAW
2000
IEEE
160views Database» more  DEXAW 2000»
13 years 10 months ago
An Adaptive AVI-Based Cache Invalidation Scheme for Mobile Computing Systems
In a mobile computing system, caching data items at the mobile clients is important to reduce the data access delay in a unreliable and low bandwidth mobile network. However, effi...
Joe Chun-Hung Yuen, Edward Chan, Kam-yiu Lam, Hei-...
SIGMOD
2005
ACM
145views Database» more  SIGMOD 2005»
14 years 6 months ago
Stratified Computation of Skylines with Partially-Ordered Domains
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
Chee Yong Chan, Pin-Kwang Eng, Kian-Lee Tan
SIGMOD
2010
ACM
239views Database» more  SIGMOD 2010»
13 years 6 months ago
Call to order: a hierarchical browsing approach to eliciting users' preference
Computing preference queries has received a lot of attention in the database community. It is common that the user is unsure of his/her preference, so care must be taken to elicit...
Feng Zhao, Gautam Das, Kian-Lee Tan, Anthony K. H....
IDEAS
2006
IEEE
104views Database» more  IDEAS 2006»
14 years 1 days ago
Exploiting Indifference for Customization of Partial Order Skylines
Unlike numerical preferences, preferences on attribute values do not show an inherent total order, but skyline computation has to rely on partial orderings explicitly stated by th...
Wolf-Tilo Balke, Ulrich Güntzer, Wolf Sibersk...
SIGGRAPH
1997
ACM
13 years 10 months ago
Rendering with coherent layers
For decades, animated cartoons and movie special effects have factored the rendering of a scene into layers that are updated independently and composed in the final display. We ap...
Jed Lengyel, John Snyder