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Bio-inspired learning has been gaining popularity recently given that Backpropagation (BP) is not considered biologically plausible. Many algorithms have been proposed in the literature which are all more biologically plausible than BP.…

机器学习 · 计算机科学 2023-08-31 Manas Gupta , Sarthak Ketanbhai Modi , Hang Zhang , Joon Hei Lee , Joo Hwee Lim

The state-of-the art machine learning approach to training deep neural networks, backpropagation, is implausible for real neural networks: neurons need to know their outgoing weights; training alternates between a bottom-up forward pass…

机器学习 · 计算机科学 2020-10-26 Roman Pogodin , Peter E. Latham

By and large, Backpropagation (BP) is regarded as one of the most important neural computation algorithms at the basis of the progress in machine learning, including the recent advances in deep learning. However, its computational structure…

人工智能 · 计算机科学 2018-08-22 Alessandro Betti , Marco Gori , Giuseppe Marra

When training neural networks for classification tasks with backpropagation, parameters are updated on every trial, even if the sample is classified correctly. In contrast, humans concentrate their learning effort on errors. Inspired by…

神经与进化计算 · 计算机科学 2023-03-29 Aaron Pache , Mark CW van Rossum

It is widely believed that the backpropagation algorithm is essential for learning good feature detectors in early layers of artificial neural networks, so that these detectors are useful for the task performed by the higher layers of that…

机器学习 · 计算机科学 2019-08-30 Dmitry Krotov , John Hopfield

The Backpropagation algorithm relies on the abstraction of using a neural model that gets rid of the notion of time, since the input is mapped instantaneously to the output. In this paper, we claim that this abstraction of ignoring time,…

机器学习 · 计算机科学 2020-06-19 Alessandro Betti , Marco Gori

The residual network is now one of the most effective structures in deep learning, which utilizes the skip connections to ``guarantee" the performance will not get worse. However, the non-convexity of the neural network makes it unclear…

机器学习 · 计算机科学 2020-06-11 Lifu Wang , Bo Shen , Ning Zhao , Zhiyuan Zhang

One major criticism of deep learning centers around the biological implausibility of the credit assignment schema used for learning -- backpropagation of errors. This implausibility translates into practical limitations, spanning scientific…

神经与进化计算 · 计算机科学 2024-03-29 Alexander Ororbia , Ankur Mali , Adam Kohan , Beren Millidge , Tommaso Salvatori

Learning depends on changes in synaptic connections deep inside the brain. In multilayer networks, these changes are triggered by error signals fed back from the output, generally through a stepwise inversion of the feedforward processing…

神经元与认知 · 定量生物学 2021-01-05 William F. Podlaski , Christian K. Machens

Despite great advances in explaining synaptic plasticity and neuron function, a complete understanding of the brain's learning algorithms is still missing. Artificial neural networks provide a powerful learning paradigm through the…

神经元与认知 · 定量生物学 2023-01-10 Parisa Zarkeshian , Taylor Kergan , Roohollah Ghobadi , Wilten Nicola , Christoph Simon

Ongoing studies have identified similarities between neural representations in biological networks and in deep artificial neural networks. This has led to renewed interest in developing analogies between the backpropagation learning…

神经与进化计算 · 计算机科学 2019-06-11 Theodore H. Moskovitz , Ashok Litwin-Kumar , L. F. Abbott

Artificial neural networks, one of the most successful approaches to supervised learning, were originally inspired by their biological counterparts. However, the most successful learning algorithm for artificial neural networks,…

机器学习 · 计算机科学 2020-06-18 Matilde Tristany Farinha , Sérgio Pequito , Pedro A. Santos , Mário A. T. Figueiredo

We introduce Error Forward-Propagation, a biologically plausible mechanism to propagate error feedback forward through the network. Architectural constraints on connectivity are virtually eliminated for error feedback in the brain;…

神经与进化计算 · 计算机科学 2018-08-13 Adam A. Kohan , Edward A. Rietman , Hava T. Siegelmann

Backpropagation (BP) has been pivotal in advancing machine learning and remains essential in computational applications and comparative studies of biological and artificial neural networks. Despite its widespread use, the implementation of…

神经元与认知 · 定量生物学 2025-04-15 Xinhao Fan , Shreesh P Mysore

Efficient representation learning is essential for optimal information storage and classification. However, it is frequently overlooked in artificial neural networks (ANNs). This neglect results in networks that can become overparameterized…

机器学习 · 计算机科学 2026-03-03 Patrick Stricker , Florian Röhrbein , Andreas Knoblauch

Recent approximations to backpropagation (BP) have mitigated many of BP's computational inefficiencies and incompatibilities with biology, but important limitations still remain. Moreover, the approximations significantly decrease accuracy…

神经与进化计算 · 计算机科学 2023-08-04 Adrien Journé , Hector Garcia Rodriguez , Qinghai Guo , Timoleon Moraitis

Although deep learning has solved difficult problems in visual pattern recognition, it is mostly successful in tasks where there are lots of labeled training data available. Furthermore, the global back-propagation based training rule and…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Luis Sa-Couto , Andreas Wichert

Back-propagation is a popular machine learning algorithm that uses gradient descent in training neural networks for supervised learning, but can be very slow. A number of algorithms have been developed to speed up convergence and improve…

神经与进化计算 · 计算机科学 2020-09-29 Ho Ling Li

Many transformations in deep learning architectures are sparsely connected. When such transformations cannot be designed by hand, they can be learned, even through plain backpropagation, for instance in attention mechanisms. However, during…

机器学习 · 统计学 2018-10-23 Peter Bloem

The increasing need for intelligent sensors in a wide range of everyday objects requires the existence of low power information processing systems which can operate autonomously in their environment. In particular, merging and processing…

神经与进化计算 · 计算机科学 2019-03-12 Johannes C. Thiele , Olivier Bichler , Antoine Dupret , Sergio Solinas , Giacomo Indiveri