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Kunjal Panchal

5 accepted papers

2026

Memory Savings at What Cost? A Study of Alternatives to Backpropagation

ICML 2026poster

Forward-mode automatic differentiation (FmAD) and zero-order (ZO) optimization are increasingly proposed as memory-efficient, backpropagation-free alternatives for large language model (LLM) fine-tuning, yet their benefits are typically evaluated only against standard backpropagation (BP), omitting …

Cited by 0SourceScholar
2026

Mosaic: Runtime-Efficient Multi-Agent Embodied Planning

ICML 2026poster

LLM-based multi-agent embodied planning remains impractical due to prohibitively high execution latency. We identify failed actions as the dominant bottleneck, stemming from two core challenges: inaccurate state tracking under partial observability and inefficient coordination that produces redundan…

Cited by 0SourceScholar
2024

Thinking Forward: Memory-Efficient Federated Finetuning of Language Models

NeurIPS 2024poster

Finetuning large language models (LLMs) in federated learning (FL) settings has become increasingly important as it allows resource-constrained devices to finetune a model using private data. However, finetuning LLMs using backpropagation requires excessive memory (especially from intermediate activ…

2023

Flash: Concept Drift Adaptation in Federated Learning

ICML 2023poster

In Federated Learning (FL), adaptive optimization is an effective approach to addressing the statistical heterogeneity issue but cannot adapt quickly to concept drifts. In this work, we propose a novel adaptive optimizer called Flash that simultaneously addresses both statistical heterogeneity and t…

Cited by 14SourcePDFScholar
2023

Flow: Per-instance Personalized Federated Learning

NeurIPS 2023poster

Federated learning (FL) suffers from data heterogeneity, where the diverse data distributions across clients make it challenging to train a single global model effectively. Existing personalization approaches aim to address the data heterogeneity issue by creating a personalized model for each clien…