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ACM Transactions on the Web (TWEB), Volume 8 Issue 3, June 2014

Foundations of Trust and Distrust in Networks: Extended Structural Balance Theory
Yi Qian, Sibel Adali
Article No.: 13
DOI: 10.1145/2628438

Modeling trust in very large social networks is a hard problem due to the highly noisy nature of these networks that span trust relationships from many different contexts, based on judgments of reliability, dependability, and competence....

Conceptual Development of Custom, Domain-Specific Mashup Platforms
Stefano Soi, Florian Daniel, Fabio Casati
Article No.: 14
DOI: 10.1145/2628439

Despite the common claim by mashup platforms that they enable end-users to develop their own software, in practice end-users still don't develop their own mashups, as the highly technical or inexistent user bases of today's mashup platforms...

Propagating Both Trust and Distrust with Target Differentiation for Combating Link-Based Web Spam
Xianchao Zhang, You Wang, Nan Mou, Wenxin Liang
Article No.: 15
DOI: 10.1145/2628440

Semi-automatic anti-spam algorithms propagate either trust through links from a good seed set (e.g., TrustRank) or distrust through inverse links from a bad seed set (e.g., Anti-TrustRank) to the entire Web. These kinds of algorithms have shown...

Incremental Text Indexing for Fast Disk-Based Search
Giorgos Margaritis, Stergios V. Anastasiadis
Article No.: 16
DOI: 10.1145/2560800

Real-time search requires to incrementally ingest content updates and almost immediately make them searchable while serving search queries at low latency. This is currently feasible for datasets of moderate size by fully maintaining the index in...

Analyzing and Mining Comments and Comment Ratings on the Social Web
Stefan Siersdorfer, Sergiu Chelaru, Jose San Pedro, Ismail Sengor Altingovde, Wolfgang Nejdl
Article No.: 17
DOI: 10.1145/2628441

An analysis of the social video sharing platform YouTube and the news aggregator Yahoo! News reveals the presence of vast amounts of community feedback through comments for published videos and news stories, as well as through metaratings for...

Ten Years of Rich Internet Applications: A Systematic Mapping Study, and Beyond
Sven Casteleyn, Irene Garrig'os, Jose-Norberto Maz'on
Article No.: 18
DOI: 10.1145/2626369

BACKGROUND. The term Rich Internet Applications (RIAs) is generally associated with Web applications that provide the features and functionality of traditional desktop applications. Ten years after the introduction of the term, an ample amount of...

A Model-Based Approach for Crawling Rich Internet Applications
Mustafa Emre Dincturk, Guy-Vincent Jourdan, Gregor V. Bochmann, Iosif Viorel Onut
Article No.: 19
DOI: 10.1145/2626371

New Web technologies, like AJAX, result in more responsive and interactive Web applications, sometimes called Rich Internet Applications (RIAs). Crawling techniques developed for traditional Web applications are not sufficient for crawling RIAs....