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A Bayesian Method for Comparing Hypotheses About Human Trails
Philipp Singer, Denis Helic, Andreas Hotho, Markus Strohmaier
Article No.: 14
When users interact with the Web today, they leave sequential digital trails on a massive scale. Examples of such human trails include Web navigation, sequences of online restaurant reviews, or online music play lists. Understanding the factors...
Multirelational Recommendation in Heterogeneous Networks
Fatemeh Vahedian, Robin Burke, Bamshad Mobasher
Article No.: 15
Recommender systems are key components in information-seeking contexts where personalization is sought. However, the dominant framework for recommendation is essentially two dimensional, with the interaction between users and items characterized...
Nucleus Decompositions for Identifying Hierarchy of Dense Subgraphs
Ahmet Erdem Sariyüce, C. Seshadhri, Ali Pinar, Ümit V. Çatalyürek
Article No.: 16
Finding dense substructures in a graph is a fundamental graph mining operation, with applications in bioinformatics, social networks, and visualization to name a few. Yet most standard formulations of this problem (like clique, quasi-clique,...
Location-Based Distance Measures for Geosocial Similarity
Yaron Kanza, Elad Kravi, Eliyahu Safra, Yehoshua Sagiv
Article No.: 17
This article investigates the problem of geosocial similarity among users of online social networks, based on the locations of their activities (e.g., posting messages or photographs). Finding pairs of geosocially similar users or detecting that...
Modeling and Evaluating a Robust Feedback-Based Reputation System for E-Commerce Platforms
A. Panagopoulos, E. Koutrouli, A. Tsalgatidou
Article No.: 18
Despite the steady growth of e-commerce communities in the past two decades, little has changed in the way these communities manage reputation for building trust and for protecting their member's financial interests against fraud. As these...
WISeR: A Multi-Dimensional Framework for Searching and Ranking Web APIs
Devis Bianchini, Valeria De Antonellis, Michele Melchiori
Article No.: 19
Mashups are agile applications that aggregate RESTful services, developed by third parties, whose functions are exposed as Web Application Program Interfaces (APIs) within public repositories. From mashups developers’ viewpoint, Web API...