Papers with convergence rates
Acceleration of Backpropagation in Linear Layers of Transformer Models Based on Gradient Structure (2026.eacl-srw)
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| Challenge: | a sparsity-exploiting backward pass is a memory-efficient way to accelerate LLM fine-tuning. |
| Approach: | They propose a method that exploits padding-induced gradient sparsity to accelerate backward computation. |
| Outcome: | The proposed method achieves a backward pass speedup of 2.15x on GLUE and 1.99x on reasoning benchmarks while maintaining memory usage identical to the regular PyTorch fine-tuning. |