Toward Deeper Understanding of Neural Networks: The Power of Initialization and a Dual View on Expressivity
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Abstract (arXiv)
We develop a general duality between neural networks and compositional kernels, striving towards a better understanding of deep learning. We show that initial representations generated by common random initializations are sufficiently rich to express all functions in the dual kernel space. Hence, though the training objective is hard to optimize in the worst case, the initial weights form a good starting point for optimization. Our dual view also reveals a pragmatic and aesthetic perspective of neural networks and underscores their expressive power.
Key facts. Cited by 138 papers in the map (data through 7 Oct 2026). First posted on arXiv 18 Feb 2016.
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Citing papers per year: 2021: 44; 2022: 26; 2023: 28; 2024: 18; 2025: 12; 2026: 10.
138 papers.
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- 2022Efficient Dataset Distillation Using Random Feature Approximationcited by 111
- 2024Disentangling the Causes of Plasticity Loss in Neural Networkscited by 82
- 2021Zen-NAS: A Zero-Shot NAS for High-Performance Deep Image Recognitioncited by 71
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- 2021Approximation and Learning with Deep Convolutional Models: a Kernel Perspectivecited by 31
38 more
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- 2022Deep Learning without Shortcuts: Shaping the Kernel with Tailored Rectifierscited by 28
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50 most cited of 138 All 138 (JSON)
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- 2024Disentangling the Causes of Plasticity Loss in Neural Networks29 Feb 2024
- 2023Principled Weight Initialisation for Input-Convex Neural Networks19 Dec 2023
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50 newest of 138 All 138 (JSON)
- 2022Efficient Dataset Distillation Using Random Feature Approximationcited by 111
- 2024Disentangling the Causes of Plasticity Loss in Neural Networkscited by 82
- 2021Zen-NAS: A Zero-Shot NAS for High-Performance Deep Image Recognitioncited by 71
- 2021Tensor Programs IIb: Architectural Universality of Neural Tangent Kernel Training Dynamicscited by 57
- 2024Normalization and effective learning rates in reinforcement learningcited by 55
- 2021A Local Convergence Theory for Mildly Over-Parameterized Two-Layer Neural Networkcited by 47
- 2023Deep Transformers without Shortcuts: Modifying Self-attention for Faithful Signal Propagationcited by 44
- 2021Random Neural Networks in the Infinite Width Limit as Gaussian Processescited by 43
- 2021Quantifying the Benefit of Using Differentiable Learning over Tangent Kernelscited by 41
- 2021How rotational invariance of common kernels prevents generalization in high dimensionscited by 32
- 2021Scaling Neural Tangent Kernels via Sketching and Random Featurescited by 32
- 2021Approximation and Learning with Deep Convolutional Models: a Kernel Perspectivecited by 31
12 most cited of 136 All 136 (JSON)
- 2026Dimension-Free Rank Lifting from Random Hyperplane Arrangements30 Sep 2026
- 2026Graded Representation Theory of Equivariant Neural Networks22 Sep 2026
- 2026When Both Layers Learn: Training Dynamics of Representing Linear Models via ReLU Networks3 Jun 2026
- 2026Improving Adversarial Robustness of Attribution via Implicit Regularization28 May 2026
- 2026Dropout Universality: Scaling Laws and Optimal Scheduling at the Edge-of-Chaos20 May 2026
- 2026From SGD to Muon: Adaptive Optimization via Schatten-p Norms19 May 2026
- 2026A Universal Reproducing Kernel Hilbert Space from Polynomial Alignment and IMQ Distance5 May 2026
- 2026Diffusion Operator Geometry of Feedforward Representations1 May 2026
- 2026Deep Networks Learn Deep Hierarchical Models1 Jan 2026
- 2025Depth-induced NTK: Bridging Over-parameterized Neural Networks and Deep Neural Kernels5 Nov 2025
- 2025A Proof of Learning Rate Transfer under μP3 Nov 2025
- 2025A Class of Random-Kernel Network Models1 Sep 2025
12 newest of 136 All 136 (JSON)