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20 results for “hierarchical neural networks”

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cs.LGstat.MLTheoreticalRecentJun 9, 2026

Limitations of Learning Tanh Neural Networks with Finite Precision

Philipp Grohs, Matěj Trödler

This paper investigates limitations of learning tanh neural networks under finite-precision computations and Lp accuracy guarantees.

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cs.LGmath.STstat.MLTheoreticalRecentJul 26, 2026

A Statistical Difference between Single-Layer Learning and Hierarchical Learning in Wide Neural Networks

Sumio Watanabe

This paper compares two theoretical frameworks for hierarchical neural networks with a finite but large number of hidden units and shows that training input-to-hidden weights reduces generalization er…

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cs.LGcs.AIcs.DSEmpiricalRecentJun 19, 2026

Breaking chains with trees: Deep learning with $\mathcal{O}(\log N)$ parallel time complexity

Neeraj Mohan Sushma, Aditya Nagarsekar, Cabrel Teguemne Fokam, Robin Schiewer +3 more

This paper proposes Hierarchical Block-Local Learning (HBLL), a framework for training deep neural networks without full end-to-end backpropagation, achieving $\mathcal{O}(\log N)$ parallel time compl…

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cs.NEEmpiricalRecentJun 12, 2026

A Programmer's Guide to Cascaded Adaptive Combiners: Online Learning by Biologically Accurate Models of Multilayer Neuron Networks

Martin Nilsson, Denis Kleyko

This paper introduces a mechanistic neuronal network model for multilayer learning, offering biological insights and an alternative to backpropagation.

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cs.LGstat.MLNEWTheoreticalJul 28, 2026

Algorithmic Separation between Constant-Depth and Logarithmic-Depth Neural Networks

Yunwei Ren, Zihao Wang, Jason D. Lee

This paper provides the first algorithmic separation between constant-depth and logarithmic-depth networks, identifying a class of Boolean functions that logarithmic-depth networks can learn efficient…

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cs.ROcs.LGEmpiricalRecentJul 26, 2026

Hierarchical Soft Actor-Critic for Sparse-Reward Long-Horizon Reinforcement Learning

Zahra Abdalla Elashaal, Afef Hfaiedh, Nahla Khraief, Issmail Ellabib +1 more

The paper proposes a Hierarchical Reinforcement Learning framework with two levels for handling high-level strategic planning and low-level continuous-control using Soft Actor-Critic and entropy-regul…

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cs.NEcs.AIRecentJun 3, 2026

Multi-Column RBF Neural Network Using Adaptive and Non-Adaptive Particle Swarm Optimization

Ammar Hoori, Yuichi Motai

The paper proposes two novel multi-column RBFN architectures, MC-PSO and MC-APSO, that combine parallel RBFN structures with swarm optimization to significantly outperform existing methods in accuracy…

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stat.MLcs.LGTheoreticalRecentJul 7, 2026

A Function-Space Dichotomy for Compositional Learning: Exponential Sub-Optimality of the Neural Tangent Kernel

Arkaprabha Ganguli, Emil Constantinescu

This paper characterizes the gap between neural network performance and their neural tangent kernel limit on compositional tasks, attributing it to a mismatch between kernel smoothness bias and target…

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stat.MLcs.LGstat.MEEmpiricalRecentJul 26, 2026

Two-Timescale Hierarchical Reinforcement Learning for Resilient Operations

Young Hyun Cho, Franz Stoll, Will Wei Sun, Guang Lin +1 more

This paper proposes a hierarchical reinforcement learning framework to adapt interdependent long-term and short-term policies in global operations, improving resilience and profit.

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cs.DCcs.LGEmpiricalRecentJun 29, 2026

GPU Parallelization Strategies for Forward and Backward Propagation in Shallow Neural Networks: A CUDA-Based Comparative Study

Rania Zitouni, Nadine Bousdjira, Sarah Hasnaoui, Amel Sadoun +1 more

This paper compares and optimizes CUDA strategies for a shallow neural network, achieving a 1.41x speedup on a large dataset.

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cs.CRcs.AIRecentApr 2, 2026

Automated Malware Family Classification using Weighted Hierarchical Ensembles of Large Language Models

Samita Bai, Hamed Jelodar, Tochukwu Emmanuel Nwankwo, Parisa Hamedi +3 more

The paper proposes a zero-label malware family classification framework that uses a weighted hierarchical ensemble of large language models (LLMs) to classify malware without requiring labeled trainin…

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cs.LGRecentJun 1, 2026

Expressivity of congruence-based architectures for DNNs on positive-definite matrices

Antonin Oswald, Estelle Massart

The paper analyzes congruence-based neural architectures for classifying positive-definite matrices, demonstrating that common semi-orthogonality constraints severely limit the model's expressivity.

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cs.LGcs.AIRecentMay 28, 2026

LLMs Without Deep Neural Networks: New Architecture, Benefits and Case Study

Vincent Granville

The paper introduces a novel, non-deep neural network architecture that achieves the performance of LLMs by finding the global optimum of the loss function in a single, closed-form iteration, eliminat…

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cs.CVEmpiricalRecentJul 16, 2026

Hierarchical Denoising For Multi-Step Visual Reasoning

Zezhong Qian, Xiaowei Chi, Chak-Wing Mak, Tianze Zhou +8 more

This paper proposes HDR (Hierarchical Denoising for Visual Reasoning), a framework that integrates hierarchical latents into causal video generation for multi-step reasoning, enabling coarse-to-fine r…

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cs.NEEmpiricalRecentJun 28, 2026

Supervised Hebbian learning in Deep Counterstream Associative Networks

Andreas Knoblauch

A new error backpropagation method called supervised counterstream learning is proposed for deep associative networks, which only requires recognition of errors during training and backpropagates corr…

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cs.SDeess.ASEmpiricalRecentJun 26, 2026

Grammar-Guided Hierarchical Parsing for Long-form Audio Activity Recognition

Peng Zhang, Qingyu Luo, Philip J. B. Jackson, Wenwu Wang

This paper proposes a method for hierarchically parsing long-form audio data into order-consistent Act-Sub-Event parse trees using Hierarchical Activity Grammar.

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cs.LGcs.AIRecentMay 27, 2026

Learning Compositional Latent Structure with Vector Networks

Niclas Pokel, Benjamin F. Grewe

The paper introduces the Vector Network (VN), a novel recurrent architecture that replaces fixed weight matrices with reusable weight atoms, enabling superior compositional generalization by making st…

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