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20 results for “Understanding of neural networks and backpropagation”

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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.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.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.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.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.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.NENEWEmpiricalJul 29, 2026

Reconstructing Backpropagation from Forward Fluctuations in Noise-modulated Neural Networks

Shuhei Ikemoto

This paper presents a Noise-modulated Neural Network (NNN) that learns and infers with noise, reconstructing backpropagation from forward-pass statistics alone.

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q-bio.NCcs.AIRecentMay 27, 2026

Misalignment Between Backpropagation and the Hierarchy of Brain Responses to Images

Joséphine Raugel, Maximilian Seitzer, Marc Szafraniec, Huy V. Vo +5 more

While backpropagated gradients can predict human brain activity in the visual cortex, their spatial and temporal organization fundamentally diverges from the expected patterns of a biologically plausi…

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cs.LGcs.NEmath.COTheoreticalRecentJul 22, 2026

Shallower ReLU Network Representations via Exact Linear Algebra

Kilian Rueß, Gennadiy Averkov, Florestan Brunck, Moritz Grillo +6 more

This paper proves that the maximum of up to 10 real numbers can be exactly represented by a ReLU network with two hidden layers, and shows that the same depth bound holds for all continuous piecewise-…

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math.AGcs.NETheoreticalRecentJul 19, 2026

Expressivity of Shallow Neural Networks Over Finite Fields

Maksym Zubkov, Carol Wu, Shiwei Yang, Param Mody +1 more

This paper studies the expressivity of shallow polynomial neural networks with monomial activation functions over finite fields, quantifying it by the cardinality of the neuromanifold and deriving low…

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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.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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cs.LGcs.AIRecentMay 28, 2026

The Little Book of Generative AI Foundations: An Intuitive Mathematical Primer

Tianhua Chen

This book provides a compact, derivation-oriented mathematical primer that connects major families of generative AI models, showing their underlying structural relationships.

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cs.AImath.OCRecentJun 1, 2026

Stochastic convergence of parallel asynchronous adaptive first-order methods

Serge Gratton, Philippe L. Toint

The paper analyzes a new class of asynchronous adaptive first-order optimization methods and proves their stochastic convergence rate is O(1/sqrt{t}) for non-convex functions.

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cs.CCcs.LGcs.LORecentMay 28, 2026

The Complexity of Verifying Feedforward Neural Networks in Quantised Settings

Eric Alsmann, Martin Lange, Marco Sälzer

This paper analyzes the computational complexity of verifying feedforward neural networks when their weights are restricted to finite-width arithmetic, finding that verification remains NP-complete fo…

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cs.LOcs.AIRecentMay 28, 2026

Neural Network Verification using Partial Multi-Neuron Relaxation

Ido Shmuel, Guy Katz

The paper introduces partial multi-neuron relaxation, a novel verification technique that selectively computes tight linear bounds for a small subset of neurons to improve the efficiency and tightness…

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cs.CRcs.LGRecentJun 2, 2026

Long-Term and Short-Term Transistor Aging in Deep Neural Networks: Impact and Mitigation

Alireza Sarmadi, Virinchi Roy Surabhi, Prashanth Krishnamurthy, Hussam Amrouch +2 more

This paper analyzes the impact of long-term and short-term transistor aging on Deep Neural Network (DNN) inference accuracy and proposes an aging-aware retraining methodology to maintain performance e…

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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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eess.SPcs.AIcs.LGRecentMay 28, 2026

SpikeWFM: Spiking-Aided Wireless Foundation Model for Robust Channel Prediction

Liwen Jing, Yisha Lu, Tingting Yang, Li Sun +4 more

The paper introduces SpikeWFM, a novel hybrid architecture combining spiking neural networks (SNNs) and transformers, which significantly improves the robustness and accuracy of wireless foundation mo…

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