Smart speakers such as Alexa and Google Home introduced Artificial Intelligence (AI) in
millions soon billions of households, making AI an everyday experience. We can now look …

Online social networking sites are experimenting with the following crowd-powered
procedure to reduce the spread of fake news and misinformation: whenever a user is …

Given a social network, which of its nodes are more central? This question has been asked
many times in sociology, psychology, and computer science, and a whole plethora of …

Information retrieval (IR) has changed considerably in recent years with the expansion of the
World Wide Web and the advent of modern and inexpensive graphical user interfaces and …

The Handbook of Natural Language Processing, Second Edition presents practical tools
and techniques for implementing natural language processing in computer systems. Along …

The rapid growth of the Web in the past two decades has made it the largest publicly
accessible data source in the world. Web mining aims to discover useful information or …

The world-wide web has become the most important information source for most of us.
Unfortunately, there is no guarantee for the correctness of information on the web. Moreover …

The quality of web sources has been traditionally evaluated using exogenous signals such
as the hyperlink structure of the graph. We propose a new approach that relies on …

Web-based communities have become important places for people to seek and share
expertise. We find that networks in these communities typically differ in their topology from …

In this paper, we analyze the efficiency of Monte Carlo methods for incremental computation
of PageRank, personalized PageRank, and similar random walk based methods (with focus …