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Deterministic vs. Randomized Optimization: Efficiency Trade-offs for LLM Fine-Tuning

This paper explores the efficiency of deterministic versus randomized methods for optimizing smooth, nonconvex functions in high dimensions, particularly in the context of language model fine-tuning. The research demonstrates that deterministic methods are significantly less efficient, requiring substantially more function evaluations than randomized approaches when dealing with low-curvature traces. The findings suggest that the effectiveness of randomized methods in tasks like fine-tuning is tied to their ability to leverage these low-curvature conditions, which deterministic methods cannot match. AI

IMPACT This research highlights the computational trade-offs in optimizing large models, potentially influencing future algorithm design for LLM fine-tuning.

RANK_REASON The item is an academic paper published on arXiv detailing theoretical research on optimization methods. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.LG →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Deterministic vs. Randomized Optimization: Efficiency Trade-offs for LLM Fine-Tuning

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The item is an academic paper published on arXiv detailing theoretical research on optimization methods. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Yuxing Peng, Zhiqing Tang, Weijia Jia ·

    Lower Bounds for Smooth Nonconvex Zeroth-Order Optimization: The Price of Determinism under Low Curvature Trace

    arXiv:2610.27550v1 Announce Type: new Abstract: Low curvature trace, an effective rank condition, is a common explanation for why randomized zeroth-order methods scale to high-dimensional tasks such as language model fine-tuning. Can deterministic methods achieve the same savings…