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We analyze recurrent neural networks with diagonal hidden-to-hidden weight matrices, trained with gradient descent in the supervised learning setting, and prove that gradient descent can achieve optimality \emph{without} massive…

机器学习 · 计算机科学 2024-10-11 Semih Cayci , Atilla Eryilmaz

In recent years, convolutional neural networks (CNNs) with channel-wise feature refining mechanisms have brought noticeable benefits to modelling channel dependencies. However, current attention paradigms fail to infer an optimal channel…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Nick Nikzad , Yongsheng Gao , Jun Zhou

Process monitoring based on neural networks is getting more and more attention. Compared with classical neural networks, high-order neural networks have natural advantages in dealing with heteroscedastic data. However, high-order neural…

机器学习 · 计算机科学 2021-12-22 Peng Jingchao , Zhao Haitao , Hu Zhengwei

Biological learning achieves temporal credit assignment despite sparse and imprecise feedback, often relying on neuromodulatory signals acting over space and time. Here, we introduce a learning mechanism in which error information diffuses…

神经元与认知 · 定量生物学 2026-03-11 João Barretto-Bittar , Anna Levina , Emmanouil Giannakakis , Roxana Zeraati

Neural cellular automata represent an evolution of the traditional cellular automata model, enhanced by the integration of a deep learning-based transition function. This shift from a manual to a data-driven approach significantly increases…

图像与视频处理 · 电气工程与系统科学 2024-03-26 Andrea Menta , Alberto Archetti , Matteo Matteucci

Research in machine learning has polarized into two general approaches for regression tasks: Transductive methods construct estimates directly from available data but are usually problem unspecific. Inductive methods can be much more…

机器学习 · 计算机科学 2023-05-19 Mathieu Chalvidal , Thomas Serre , Rufin VanRullen

How do we formalize the challenge of credit assignment in reinforcement learning? Common intuition would draw attention to reward sparsity as a key contributor to difficult credit assignment and traditional heuristics would look to temporal…

机器学习 · 计算机科学 2021-03-11 Dilip Arumugam , Peter Henderson , Pierre-Luc Bacon

Spiking Neural Networks are often touted as brain-inspired learning models for the third wave of Artificial Intelligence. Although recent SNNs trained with supervised backpropagation show classification accuracy comparable to deep networks,…

神经与进化计算 · 计算机科学 2022-11-09 Biswadeep Chakraborty , Saibal Mukhopadhyay

Convolutional Neural Networks (CNNs) have achieved remarkable success across a wide range of machine learning tasks by leveraging hierarchical feature learning through deep architectures. However, the large number of layers and millions of…

机器学习 · 统计学 2025-11-18 Biyi Fang , Truong Vo , Jean Utke , Diego Klabjan

This work presents a novel spiking neural network (SNN) decoding method, combining SNNs with Hyperdimensional computing (HDC). The goal is to create a decoding method with high accuracy, high noise robustness, low latency and low energy…

人工智能 · 计算机科学 2026-04-24 Cedrick Kinavuidi , Luca Peres , Oliver Rhodes

In artificial neural networks trained with gradient descent, the weights used for processing stimuli are also used during backward passes to calculate gradients. For the real brain to approximate gradients, gradient information would have…

神经元与认知 · 定量生物学 2020-02-04 Jordan Guerguiev , Konrad P. Kording , Blake A. Richards

Hyperspectral image (HSI) classification faces critical challenges, including high spectral dimensionality, complex spectral-spatial correlations, and limited training samples with severe class imbalance. While CNNs excel at local feature…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Asmit Bandyopadhyay , Anindita Das Bhattacharjee , Rakesh Das

Hyperspectral image (HSI) denoising is a crucial preprocessing procedure to improve the performance of the subsequent HSI interpretation and applications. In this paper, a novel deep learning-based method for this task is proposed, by…

计算机视觉与模式识别 · 计算机科学 2018-08-14 Qiangqiang Yuan , Qiang Zhang , Jie Li , Huanfeng Shen , Liangpei Zhang

Hopfield neural networks are a possible basis for modelling associative memory in living organisms. After summarising previous studies in the field, we take a new look at learning rules, exhibiting them as descent-type algorithms for…

神经与进化计算 · 计算机科学 2020-10-06 Pavel Tolmachev , Jonathan H. Manton

Deploying deep neural networks for risk-sensitive tasks necessitates an uncertainty estimation mechanism. This paper introduces hierarchical selective classification, extending selective classification to a hierarchical setting. Our…

机器学习 · 计算机科学 2025-01-07 Shani Goren , Ido Galil , Ran El-Yaniv

Neural Cellular Automata (NCA) offer a robust and interpretable approach to image classification, making them a promising choice for microscopy image analysis. However, a performance gap remains between NCA and larger, more complex…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Chen Yang , Michael Deutges , Jingsong Liu , Han Li , Nassir Navab , Carsten Marr , Ario Sadafi

One notable weakness of current machine learning algorithms is the poor ability of models to solve new problems without forgetting previously acquired knowledge. The Continual Learning paradigm has emerged as a protocol to systematically…

机器学习 · 计算机科学 2022-11-16 Heinke Hihn , Daniel A. Braun

Recent work has shown that biologically plausible Hebbian learning can be integrated with backpropagation learning (backprop), when training deep convolutional neural networks. In particular, it has been shown that Hebbian learning can be…

计算机视觉与模式识别 · 计算机科学 2020-12-23 Gabriele Lagani , Giuseppe Amato , Fabrizio Falchi , Claudio Gennaro

In few-shot learning, a machine learning system learns from a small set of labelled examples relating to a specific task, such that it can generalize to new examples of the same task. Given the limited availability of labelled examples in…

机器学习 · 计算机科学 2020-01-31 Antreas Antoniou , Amos Storkey

Using reviews to learn user and item representations is important for recommender system. Current review based methods can be divided into two categories: (1) the Convolution Neural Network (CNN) based models that extract n-gram features…

信息检索 · 计算机科学 2020-11-30 Hansi Zeng , Qingyao Ai