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Abhay Gupta

6 accepted papers

2026

FlashOptim: Memory Efficient Optimizers for Large-Scale Training

ICML 2026spotlight

Standard mixed-precision training of neural networks requires many bytes of accelerator memory for each model parameter. These bytes reflect not just the parameter itself, but also its gradient and one or more optimizer state variables. With each of these values typically requiring 4 bytes, training…

Cited by 0SourceScholar
2025

EnDive: A Cross-Dialect Benchmark for Fairness and Performance in Large Language Models

EMNLP 2025

The diversity of human language, shaped by social, cultural, and regional influences, presents significant challenges for natural language processing (NLP) systems. Existing benchmarks often overlook intra-language variations, leaving speakers of non-standard dialects underserved. To address this ga

Cited by 0SourcePDFScholar
2025

NovelHopQA: Diagnosing Multi-Hop Reasoning Failures in Long Narrative Contexts

EMNLP 2025

Current large language models (LLMs) struggle to answer questions that span tens of thousands of tokens, especially when multi-hop reasoning is involved. While prior benchmarks explore long-context comprehension or multi-hop reasoning in isolation, none jointly vary context length and reasoning dept

2024

Sparse-IFT: Sparse Iso-FLOP Transformations for Maximizing Training Efficiency

ICML 2024poster

Recent research has focused on weight sparsity in deep neural network training to reduce FLOPs, aiming for improved efficiency (test accuracy w.r.t training FLOPs). However, sparse weight training often compromises accuracy, requiring extended training schedules to attain the accuracy of dense model…

2023

SPDF: Sparse Pre-training and Dense Fine-tuning for Large Language Models

UAI 2023poster

The pre-training and fine-tuning paradigm has contributed to a number of breakthroughs in Natural Language Processing (NLP). Instead of directly training on a downstream task, language models are first pre-trained on large datasets with cross-domain knowledge (e.g., Pile, MassiveText, etc.) and then…