69 citations · 175 across the 40 of their papers we have counts for
5 papers · 1 filter
Manipulating Node Similarity Measures in Networks
Palash Dey, Sourav Medya
Node similarity measures quantify how similar a pair of nodes are in a network. These similarity measures turn out to be an important fundamental tool for many real world applicati…
Covert Networks: How Hard is It to Hide?
Palash Dey, Sourav Medya
Covert networks are social networks that often consist of harmful users. Social Network Analysis (SNA) has played an important role in reducing criminal activities (e.g., counter t…
Learning Heuristics over Large Graphs via Deep Reinforcement Learning
Sahil Manchanda, Akash Mittal, Anuj Dhawan +3
There has been an increased interest in discovering heuristics for combinatorial problems on graphs through machine learning. While existing techniques have primarily focused on ob…
Influence Minimization Under Budget and Matroid Constraints: Extended Version
Sourav Medya, Arlei Silva, Ambuj Singh
Recently, online social networks have become major battlegrounds for political campaigns, viral marketing, and the dissemination of news. As a consequence, ''bad actors'' are incre…
K-Core Minimization: A Game Theoretic Approach
Sourav Medya, Tiyani Ma, Arlei Silva +1
K-cores are maximal induced subgraphs where all vertices have degree at least k. These dense patterns have applications in community detection, network visualization and protein fu…