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Discovering topical interactions in text-based cascades using hidden Markov Hawkes processes

Bedathur, Srikanta; Bhattacharya, Indrajit; Choudhari, Jayesh; Dasgupta, Anirban (Cornell University Library, 2018-09)

Social media conversations unfold based on complex interactions between users, topics and time. While recent models have been proposed to capture network strengths between users, users' topical preferences and temporal ...
Multiple source dual fault tolerant BFS trees

Gupta, Manoj; Khan, Shahbaz (Cornell University Library, 2017-04)
Saving critical nodes with firefighters is FPT

Choudhari, Jayesh; Dasgupta, Anirban; Misra, Neeldhara; Ramanujan, M. S. (Cornell University Library, 2017-05)
A sparse nonlinear classifier design using AUC optimization

Garg, Dinesh; Kakkar, Vishal; Shevade, Shirish Krishnaj; Sundararajan, S. (Cornell University Library, 2016-12)

AUC (Area under the ROC curve) is an important performance measure for applications where the data is highly imbalanced. Learning to maximize AUC performance is thus an important research problem. Using a max-margin based ...

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