Amitava Das

DETONATE – A Benchmark for Text-to-Image Alignment and Kernelized Direct Preference Optimization AAAI 2026 PECCVAI: Overcoming the Brittleness of AI Image Watermarking Under Visual Paraphrasing Attacks CVPR 2026 Alignment Quality Index (AQI) : Beyond Refusals: AQI as an Intrinsic Alignment Diagnostic via Latent Geometry, Cluster Divergence, and Layer wise Pooled Representations EMNLP 2025 Defining and Quantifying Visual Hallucinations in Vision-Language Models NAACL 2025 DPO Kernels: A Semantically-Aware, Kernel-Enhanced, and Divergence-Rich Paradigm for Direct Preference Optimization ACL 2025 FACTOID: FACtual enTailment fOr hallucInation Detection NAACL 2025 KnowledgePrompts: Exploring the Abilities of Large Language Models to Solve Proportional Analogies via Knowledge-Enhanced Prompting COLING 2025 LLMsAgainstHate@NLU of Devanagari Script Languages 2025: Hate Speech Detection and Target Identification in Devanagari Languages via Parameter Efficient Fine-Tuning of LLMs COLING 2025 SEPSIS: I Can Catch Your Lies – A New Paradigm for Deception Detection ACL 2025 The Visual Counter Turing Test (VCT²): A Benchmark for Evaluating AI-Generated Image Detection and the Visual AI Index (V_AI) IJCNLP 2025 ViBe: A Text-to-Video Benchmark for Evaluating Hallucination in Large Multimodal Models NAACL 2025 YinYang-Align: A new Benchmark for Competing Objectives and Introducing Multi-Objective Preference based Text-to-Image Alignment ACL 2025 Counter Turing Test (CT2): Investigating AI-Generated Text Detection for Hindi - Ranking LLMs based on Hindi AI Detectability Index (ADI_hi) EMNLP 2024 Evidence-backed Fact Checking using RAG and Few-Shot In-Context Learning with LLMs EMNLP 2024 On the Relationship between Sentence Analogy Identification and Sentence Structure Encoding in Large Language Models EACL 2024 Tutorial Proposal: Hallucination in Large Language Models COLING 2024 ANALOGICAL - A Novel Benchmark for Long Text Analogy Evaluation in Large Language Models ACL 2023 CNLP-NITS at SemEval-2023 Task 10: Online sexism prediction, PREDHATE! SemEval 2023 CONFLATOR: Incorporating Switching Point based Rotatory Positional Encodings for Code-Mixed Language Modeling EMNLP 2023 Counter Turing Test (CT2): AI-Generated Text Detection is Not as Easy as You May Think - Introducing AI Detectability Index (ADI) EMNLP 2023 FACTIFY3M: A benchmark for multimodal fact verification with explainability through 5W Question-Answering EMNLP 2023 FACTIFY-5WQA: 5W Aspect-based Fact Verification through Question Answering ACL 2023 The Troubling Emergence of Hallucination in Large Language Models - An Extensive Definition, Quantification, and Prescriptive Remediations EMNLP 2023 Memotion Analysis through the Lens of Joint Embedding (Student Abstract) AAAI 2022 PESTO: Switching Point Based Dynamic and Relative Positional Encoding for Code-Mixed Languages (Student Abstract) AAAI 2022 SemEval-2020 Task 8: Memotion Analysis- the Visuo-Lingual Metaphor! SemEval 2020 SemEval-2020 Task 9: Overview of Sentiment Analysis of Code-Mixed Tweets SemEval 2020 NIT_Agartala_NLP_Team at SemEval-2019 Task 6: An Ensemble Approach to Identifying and Categorizing Offensive Language in Twitter Social Media Corpora SemEval 2019 A Societal Sentiment Analysis: Predicting the Values and Ethics of Individuals by Analysing Social Media Content EACL 2017 Dr Sentiment Knows Everything! ACL 2011 PsychoSentiWordNet ACL 2011 Topic-Based Bengali Opinion Summarization COLING 2010 Language Independent Named Entity Recognition in Indian Languages IJCNLP 2008