collaborators

6 papers

cs.LG2025

Optimal Policy Minimum Bayesian Risk

Ramón Fernandez Astudillo, Md Arafat Sultan, Aashka Trivedi +4

Inference scaling helps LLMs solve complex reasoning problems through extended runtime computation. On top of long chain-of-thought (long-CoT) models, purely inference-time techniq…

cs.CL2025

Granite Embedding R2 Models

Parul Awasthy, Aashka Trivedi, Yulong Li +17

We introduce the Granite Embedding R2 models, a comprehensive family of high-performance English encoder-based embedding models engineered for enterprise-scale dense retrieval appl…

cs.IR2025

Granite Embedding Models

Parul Awasthy, Aashka Trivedi, Yulong Li +19

We introduce the Granite Embedding models, a family of encoder-based embedding models designed for retrieval tasks, spanning dense-retrieval and sparse retrieval architectures, wit…

cs.CL2025

From Multiple-Choice to Extractive QA: A Case Study for English and Arabic

Teresa Lynn, Malik H. Altakrori, Samar Mohamed Magdy +11

The rapid evolution of Natural Language Processing (NLP) has favoured major languages such as English, leaving a significant gap for many others due to limited resources. This is e…

cs.CL2024

CLAPNQ: Cohesive Long-form Answers from Passages in Natural Questions for RAG systems

Sara Rosenthal, Avirup Sil, Radu Florian +1

Retrieval Augmented Generation (RAG) has become a popular application for large language models. It is preferable that successful RAG systems provide accurate answers that are supp…

cs.CL2024

Graph-based Uncertainty Metrics for Long-form Language Model Outputs

Mingjian Jiang, Yangjun Ruan, Prasanna Sattigeri +2

Recent advancements in Large Language Models (LLMs) have significantly improved text generation capabilities, but these systems are still known to hallucinate, and granular uncerta…