LGAICLJan 9, 2025

Transformer-Squared: Self-adaptive LLMs

arXiv:2501.06252v317 citationsh-index: 5ICLR
Originality Highly original
AI Analysis

This addresses the challenge of enhancing adaptability and task-specific performance for LLMs, offering a scalable solution for dynamic AI systems.

The paper tackles the problem of computationally intensive and static fine-tuning for large language models by introducing Transformer-Squared, a self-adaptation framework that adapts LLMs for unseen tasks in real-time, outperforming methods like LoRA with fewer parameters and greater efficiency.

Self-adaptive large language models (LLMs) aim to solve the challenges posed by traditional fine-tuning methods, which are often computationally intensive and static in their ability to handle diverse tasks. We introduce Transformer-Squared, a novel self-adaptation framework that adapts LLMs for unseen tasks in real-time by selectively adjusting only the singular components of their weight matrices. During inference, Transformer-Squared employs a two-pass mechanism: first, a dispatch system identifies the task properties, and then task-specific 'expert' vectors, trained using reinforcement learning, are dynamically mixed to obtain targeted behavior for the incoming prompt. Our method consistently outperforms ubiquitous approaches such as LoRA, with fewer parameters and greater efficiency. Furthermore, Transformer-Squared demonstrates versatility across different LLM architectures and modalities, including vision-language tasks. Transformer-Squared represents a significant leap forward, offering a scalable, efficient solution for enhancing the adaptability and task-specific performance of LLMs, paving the way for truly dynamic, self-organizing AI systems.

Code Implementations2 repos
Foundations

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