activity
20162026
most citedStance Detection in Web and Social Media: A Comparative Study

49 citations · 158 across the 19 of their papers we have counts for

collaborators

19 papers

cs.AI2026

PROSLEX: A Novel Dataset for Expert-Annotated Legal Statute Prediction for Indian Judiciary

Subinay Adhikary, Upal Bhattacharya, Vivek Kumar Singh +6

Legal Statute Prediction (LSP) involves automatically identifying relevant legal statutes given factual descriptions in legal documents, typically framed as a multi-label classific…

cs.CL2026

SamaVaani: Auditing and Debiasing Multilingual Clinical ASR for Indian Languages

Subham Kumar, Prakrithi Shivaprakash, Abhishek Manoharan +7

Automatic Speech Recognition (ASR) is increasingly used to document clinical encounters, yet its reliability in multilingual and demographically diverse Indian healthcare context r…

cs.LG2026

REMEDI: A Benchmark for Retention and Unlearning Evaluation in Multi-label Clinical Disease Inference

Anurag Sharma, Sai Teja Chunchu, Prasenjit Mitra +2

Language models trained for clinical disease inference are trained on patient data, which may include sensitive and private information, and data owners may request the removal of…

cs.CL2026

Cross-Modal Rationale Transfer for Explainable Humanitarian Classification on Social Media

Thi Huyen Nguyen, Koustav Rudra, Wolfgang Nejdl

Advances in social media data dissemination enable the provision of real-time information during a crisis. The information comes from different classes, such as infrastructure dama…

cs.LG2025

GRACE: Graph Neural Networks for Locus-of-Care Prediction under Extreme Class Imbalance

Subham Kumar, Lekhansh Shukla, Animesh Mukherjee +2

Determining the appropriate locus of care for addiction patients is one of the most critical clinical decisions that affects patient treatment outcomes and effective use of resourc…

cs.IR2023★ 1 cited

Data Augmentation for Sample Efficient and Robust Document Ranking

Abhijit Anand, Jurek Leonhardt, Jaspreet Singh +2

Contextual ranking models have delivered impressive performance improvements over classical models in the document ranking task. However, these highly over-parameterized models ten…

cs.IR2023

Efficient Neural Ranking using Forward Indexes and Lightweight Encoders

Jurek Leonhardt, Henrik Müller, Koustav Rudra +3

Dual-encoder-based dense retrieval models have become the standard in IR. They employ large Transformer-based language models, which are notoriously inefficient in terms of resourc…

cs.CL2023

Understanding Lexical Biases when Identifying Gang-related Social Media Communications

Dhiraj Murthy, Constantine Caramanis, Koustav Rudra

Individuals involved in gang-related activity use mainstream social media including Facebook and Twitter to express taunts and threats as well as grief and memorializing. However,…

cs.AI2023★ 8 cited

A Review of the Role of Causality in Developing Trustworthy AI Systems

Niloy Ganguly, Dren Fazlija, Maryam Badar +9

State-of-the-art AI models largely lack an understanding of the cause-effect relationship that governs human understanding of the real world. Consequently, these models do not gene…

cs.IR2022

Supervised Contrastive Learning Approach for Contextual Ranking

Abhijit Anand, Jurek Leonhardt, Koustav Rudra +1

Contextual ranking models have delivered impressive performance improvements over classical models in the document ranking task. However, these highly over-parameterized models ten…

cs.IR2021★ 13 cited

MTLTS: A Multi-Task Framework To Obtain Trustworthy Summaries From Crisis-Related Microblogs

Rajdeep Mukherjee, Uppada Vishnu, Hari Chandana Peruri +4

Occurrences of catastrophes such as natural or man-made disasters trigger the spread of rumours over social media at a rapid pace. Presenting a trustworthy and summarized account o…

cs.IR2021★ 15 cited

Efficient Neural Ranking using Forward Indexes

Jurek Leonhardt, Koustav Rudra, Megha Khosla +2

Neural document ranking approaches, specifically transformer models, have achieved impressive gains in ranking performance. However, query processing using such over-parameterized…

cs.AI2021★ 12 cited

FaxPlainAC: A Fact-Checking Tool Based on EXPLAINable Models with HumAn Correction in the Loop

Zijian Zhang, Koustav Rudra, Avishek Anand

Fact-checking on the Web has become the main mechanism through which we detect the credibility of the news or information. Existing fact-checkers verify the authenticity of the inf…

cs.CL2021

Incorporating Domain Knowledge for Extractive Summarization of Legal Case Documents

Paheli Bhattacharya, Soham Poddar, Koustav Rudra +2

Automatic summarization of legal case documents is an important and practical challenge. Apart from many domain-independent text summarization algorithms that can be used for this…

cs.IR2021★ 2 cited

Extractive Explanations for Interpretable Text Ranking

Jurek Leonhardt, Koustav Rudra, Avishek Anand

Neural document ranking models perform impressively well due to superior language understanding gained from pre-training tasks. However, due to their complexity and large number of…

cs.IR2021★ 1 cited

An In-depth Analysis of Passage-Level Label Transfer for Contextual Document Ranking

Koustav Rudra, Zeon Trevor Fernando, Avishek Anand

Pre-trained contextual language models such as BERT, GPT, and XLnet work quite well for document retrieval tasks. Such models are fine-tuned based on the query-document/query-passa…

cs.CL2021★ 45 cited

Explain and Predict, and then Predict Again

Zijian Zhang, Koustav Rudra, Avishek Anand

A desirable property of learning systems is to be both effective and interpretable. Towards this goal, recent models have been proposed that first generate an extractive explanatio…

cs.CL2020★ 49 cited

Stance Detection in Web and Social Media: A Comparative Study

Shalmoli Ghosh, Prajwal Singhania, Siddharth Singh +2

Online forums and social media platforms are increasingly being used to discuss topics of varying polarities where different people take different stances. Several methodologies fo…

cs.SI2016★ 12 cited

Summarizing Situational and Topical Information During Crises

Koustav Rudra, Siddhartha Banerjee, Niloy Ganguly +3

The use of microblogging platforms such as Twitter during crises has become widespread. More importantly, information disseminated by affected people contains useful information li…