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Research map / Architectures and efficiency / CNN design

Compressing Convolutional Neural Networks via Factorized Convolutional Filters

CVPR 2019 · Architectures and efficiency › CNN design · approach: CNN filter pruning · 109 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
jointly learn convolutional filters and binary filter-selection scalars (ablation)ResNet-56 · CIFAR-10accuracy: 93.14% -> 91.92%Helped
fine-tune after pair-channel pruning (ablation)CNN-FCF · CIFAR-10accuracy: 30.17% -> 92.89%Helped
use pair-channel pruning instead of single-channel pruning (ablation)CNN-FCF · CIFAR-10accuracy: 91.44% -> 30.17%Mixed
fine-tune the pruned model (ablation)CNN-FCF · CIFAR-10accuracy: 30.17% -> 92.89%Helped
allocate distinct pruning ratios across layers rather than identical ratios (ablation)CNN-FCF, ResNet-56 · CIFAR-10Top1↓%: 0.42 -> -0.14Helped
allocate distinct pruning ratios across layers rather than identical ratios (ablation)CNN-FCF, ResNet-34 · ImageNetTop1↓%: 0.59 -> -0.03Helped
use distinct layerwise pruning ratios (ablation)CNN-FCF, ResNet-34 · ImageNetFLOPs↓%: 26.96 -> 16.31Hurt
use pair-channel rather than single-channel pruning (ablation)CNN-FCF, ResNet-56 · CIFAR-10Top1↓%: 0.42 -> -0.24Helped
use pair-channel rather than single-channel pruning (ablation)CNN-FCF, ResNet-34 · ImageNetTop1↓%: 0.59 -> -0.25Helped
use jointly trained selection scalars instead of ℓ1-norm ranking (ablation)ResNet-56 · CIFAR-10accuracy after fine-tuning: 92.09% -> 92.89%Helped
use jointly trained selection scalars instead of random filter pruning (ablation)ResNet-56 · CIFAR-10accuracy after fine-tuning: 91.14% -> 92.89%Helped
compress ResNet-34 with CNN-FCF at the reported pruning settingResNet-34 · ImageNetTop1↓%: 0.92 -> 0.51Helped

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