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ACM Transactions on the Web (TWEB), Volume 9 Issue 4, October 2015

Improving Researcher Homepage Classification with Unlabeled Data
Sujatha Das Gollapalli, Cornelia Caragea, Prasenjit Mitra, C. Lee Giles
Article No.: 17
DOI: 10.1145/2767135

A classifier that determines if a webpage is relevant to a specified set of topics comprises a key component for focused crawling. Can a classifier that is tuned to perform well on training datasets continue to filter out irrelevant pages in the...

Diversionary Comments under Blog Posts
Jing Wang, Clement T. Yu, Philip S. Yu, Bing Liu, Weiyi Meng
Article No.: 18
DOI: 10.1145/2789211

There has been a recent swell of interest in the analysis of blog comments. However, much of the work focuses on detecting comment spam in the blogsphere. An important issue that has been neglected so far is the identification of diversionary...

Estimating Clustering Coefficients and Size of Social Networks via Random Walk
Liran Katzir, Stephen J. Hardiman
Article No.: 19
DOI: 10.1145/2790304

This work addresses the problem of estimating social network measures. Specifically, the measures at hand are the network average and global clustering coefficients and the number of registered users. The algorithms at hand (1) assume no prior...

Fona: Quantitative Metric to Measure Focus Navigation on Rich Internet Applications
Willian Massami Watanabe, Ana Luiza Dias, Renata Pontin De Mattos Fortes
Article No.: 20
DOI: 10.1145/2812812

The Web 2.0 brought new requirements to the architecture of web systems. Web applications’ interfaces are becoming more and more interactive. However, these changes are severely impacting how disabled users interact through assistive...