Research map / Architectures and efficiency / Pruning and efficient tuning
Why Random Pruning Is All We Need to Start Sparse
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Use balanced rather than uniform initial layerwise sparsity for STR pruning (ablation) | ER-start STR on ResNet18 · CIFAR10, final sparsity 0.997 | test accuracy: 88.92 -> 90.7 | Helped |
| Use pyramidal rather than ERK initial layerwise sparsity for IMP pruning (ablation) | ER-start IMP on ResNet18 · CIFAR10, final sparsity 0.9 | test accuracy: 93.5 -> 93.65 | Helped |
| Start IMP from an ER mask with pyramidal sparsity instead of a dense network | IMP on ResNet18 · CIFAR10, final sparsity 0.9 | test accuracy: 93.38 -> 93.65 | Helped |
| Start edge-popup from an ER mask with sparsity 0.8 rather than a dense network | Edge-popup on ResNet18 · CIFAR10, final sparsity 0.95 | test accuracy: 87.86 -> 88.1 | Helped |
| Rewire ERK edges with RiGL (ablation) | ERK VGG16 · CIFAR10, sparsity 0.99 | test accuracy: 87.8 -> 90.8 | Helped |
| Rewire balanced ER edges with RiGL (ablation) | Balanced ER VGG16 · CIFAR10, sparsity 0.99 | test accuracy: 89.3 -> 91.4 | Helped |
| Rewire pyramidal ER edges with RiGL (ablation) | Pyramidal ER VGG16 · CIFAR10, sparsity 0.999 | test accuracy: 10 -> 9.8 | Hurt |
| Use balanced rather than pyramidal layerwise sparsity (ablation) | Random ER VGG16 · CIFAR10, sparsity 0.999 | test accuracy: 10 -> 68.7 | Helped |
| Increase random ER sparsity to 0.999 rather than 0.99 (ablation) | Pyramidal ER VGG16 · CIFAR10 | test accuracy: 90.4 -> 10 | Hurt |
| Start STR pruning from a random ER mask rather than a dense network | STR on ResNet18 · CIFAR10, final sparsity 0.96 | test accuracy: 94.66 -> 94.11 | Hurt |
Closest papers by meaning
- The Unreasonable Effectiveness of Random Pruning: Return of the Most Naive Baseline for Sparse Training (ICLR 2022 · similarity 0.94)
- No Free Prune: Information-Theoretic Barriers to Pruning at Initialization (ICML 2024 · similarity 0.92)
- Training Your Sparse Neural Network Better with Any Mask (ICML 2022 · similarity 0.92)
- Sparsest Models Elude Pruning: An Exposé of Pruning’s Current Capabilities (ICML 2024 · similarity 0.89)
- How Sparse Can We Prune A Deep Network: A Fundamental Limit Perspective (NeurIPS 2024 · similarity 0.89)
- Sparse Training from Random Initialization: Aligning Lottery Ticket Masks using Weight Symmetry (ICML 2025 · similarity 0.88)
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