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ICCCN
2007
IEEE
15 years 6 months ago
Evaluating Mobile Ad Hoc Networks: A Performance Index and Statistical Model
Abstract— This work is concerned with definining a performance index that can be used as an objective measure in the evaluation and comparison of ad hoc networking protocols. Sp...
Ikhlas Ajbar, Dmitri D. Perkins
ICDE
2007
IEEE
141views Database» more  ICDE 2007»
15 years 6 months ago
Self Managing Top-k (Summary, Keyword) Indexes in XML Retrieval
Retrieval queries that combine structural constraints with keyword search represent a significant challenge to XML data management systems. Queries are expected to be answered as...
Mariano P. Consens, Xin Gu, Yaron Kanza, Flavio Ri...
ADC
2000
Springer
326views Database» more  ADC 2000»
15 years 4 months ago
T-Tree or B-Tree: Main Memory Database Index Structure Revisited
While the B-tree (or the B+ -tree) is the most popular index structure in disk-based relational database systems, the Ttree has been widely accepted as a promising index structure...
Hongjun Lu, Yuet Yeung Ng, Zengping Tian
DASFAA
2004
IEEE
87views Database» more  DASFAA 2004»
15 years 3 months ago
UB-Tree Based Efficient Predicate Index with Dimension Transform for Pub/Sub System
For event filtering of publish/subscribe system, significant research efforts have been dedicated to techniques based on multiple one-dimensional indexes built on attributes of sub...
Botao Wang, Wang Zhang, Masaru Kitsuregawa
SIGMOD
2006
ACM
138views Database» more  SIGMOD 2006»
16 years 22 hour ago
B-tree indexes for high update rates
ct In some applications, data capture dominates query processing. For example, monitoring moving objects often requires more insertions and updates than queries. Data gathering usi...
Goetz Graefe