WWW
2008
ACM
15 years 6 days ago
2008
ACM
We consider the problem of segmenting a webpage into visually and semantically cohesive pieces. Our approach is based on formulating an appropriate optimization problem on weighte...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
Name ambiguity problem has been a challenging issue for a long history. In this paper, we intend to make a thorough investigation of the whole problem. Specifically, we formalize ...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
Efficiently querying RDF [1] data is being an important factor in applying Semantic Web technologies to real-world applications. In this context, many efforts have been made to st...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
We present a novel approach for filtering XML documents using nondeterministic finite automata and distributed hash tables. Our approach differs architecturally from recent propos...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
Motivated by several marketplace applications on rapidly growing online social networks, we study the problem of efficient offline matching algorithms for online exchange markets....
WWW
2008
ACM
15 years 6 days ago
2008
ACM
The rapid growth of the number of videos in YouTube provides enormous potential for users to find content of interest to them. Unfortunately, given the difficulty of searching vid...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
In this paper, we study the problem of keyword proximity search over XML documents and leverage the efficiency and effectiveness. We take the disjunctive semantics among input key...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
Popular entities often have thousands of instances on the Web. In this paper, we focus on the case where they are presented in table-like format, namely appearing with their attri...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
Many techniques have been proposed to scale web applications. However, the data interdependencies between the database queries and transactions issued by the applications limit th...
WWW
2008
ACM
15 years 6 days ago
2008
ACM
We study the Cost-Per-Action or Cost-Per-Acquisition (CPA) charging scheme in online advertising. In this scheme, instead of paying per click, the advertisers pay only when a user...