184 citations · 690 across the 22 of their papers we have counts for
23 papers
Dealing with Class Imbalance using Thresholding
Charmgil Hong, Rumi Ghosh, Soundar Srinivasan
We propose thresholding as an approach to deal with class imbalance. We define the concept of thresholding as a process of determining a decision boundary in the presence of a tuna…
Causal Discovery for Manufacturing Domains
Katerina Marazopoulou, Rumi Ghosh, Prasanth Lade +1
Yield and quality improvement is of paramount importance to any manufacturing company. One of the ways of improving yield is through discovery of the root causal factors affecting…
Attention decay in science
Pietro Della Briotta Parolo, Raj Kumar Pan, Rumi Ghosh +3
The exponential growth in the number of scientific papers makes it increasingly difficult for researchers to keep track of all the publications relevant to their work. Consequently…
The Impact of Network Flows on Community Formation in Models of Opinion Dynamics
Rumi Ghosh, Kristina Lerman
We study dynamics of opinion formation in a network of coupled agents. As the network evolves to a steady state, opinions of agents within the same community converge faster than t…
The Interplay Between Dynamics and Networks: Centrality, Communities, and Cheeger Inequality
Rumi Ghosh, Kristina Lerman, Shang-Hua Teng +1
We study the interplay between a dynamic process and the structure of the network on which it is defined. Specifically, we examine the impact of this interaction on the quality-mea…
Information Relaxation is Ultradiffusive
Rumi Ghosh, Bernardo A. Huberman
We investigate how the overall response to a piece of information (a story or an article) evolves and relaxes as a function of time in social networks like Reddit, Digg and Youtube…