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Recently, leveraging big data in deep learning has led to significant performance improvements, as confirmed in applications like mental state decoding using fMRI data. However, fMRI datasets remain relatively small in scale, and the…

神经元与认知 · 定量生物学 2024-10-08 Yuto Nishimura , Masataka Sawayama , Ayumu Yamashita , Hideki Nakayama , Kaoru Amano

Predictive coding has emerged as an influential normative model of neural computation, with numerous extensions and applications. As such, much effort has been put into mapping PC faithfully onto the cortex, but there are issues that remain…

神经元与认知 · 定量生物学 2023-03-07 Siavash Golkar , Tiberiu Tesileanu , Yanis Bahroun , Anirvan M. Sengupta , Dmitri B. Chklovskii

The subcortical sensory pathways are the fundamental channels for mapping the outside world to our minds. Sensory pathways efficiently transmit information by adapting neural responses to the local statistics of the sensory input. The…

神经元与认知 · 定量生物学 2020-03-26 Alejandro Tabas , Glad Mihai , Stefan Kiebel , Robert Trampel , Katharina von Kriegstein

A fundamental challenge in neuroscience is to decode mental states from brain activity. While functional magnetic resonance imaging (fMRI) offers a non-invasive approach to capture brain-wide neural dynamics with high spatial precision,…

图像与视频处理 · 电气工程与系统科学 2025-07-31 Yueh-Po Peng , Vincent K. M. Cheung , Li Su

Can artificial intelligence unlock the secrets of the human brain? How do the inner mechanisms of deep learning models relate to our neural circuits? Is it possible to enhance AI by tapping into the power of brain recordings? These…

神经元与认知 · 定量生物学 2024-12-31 Subba Reddy Oota , Zijiao Chen , Manish Gupta , Raju S. Bapi , Gael Jobard , Frederic Alexandre , Xavier Hinaut

Clarifying the neural basis of speech intelligibility is critical for computational neuroscience and digital speech processing. Recent neuroimaging studies have shown that intelligibility modulates cortical activity beyond simple acoustics,…

神经元与认知 · 定量生物学 2025-11-05 Ching-Chih Sung , Shuntaro Suzuki , Francis Pingfan Chien , Komei Sugiura , Yu Tsao

Predictive coding, currently a highly influential theory in neuroscience, has not been widely adopted in machine learning yet. In this work, we transform the seminal model of Rao and Ballard (1999) into a modern deep learning framework…

计算机视觉与模式识别 · 计算机科学 2023-02-09 Zdenek Straka , Tomas Svoboda , Matej Hoffmann

Predictive coding (PC) is a brain-inspired local learning algorithm that has recently been suggested to provide advantages over backpropagation (BP) in biologically relevant scenarios. While theoretical work has mainly focused on showing…

神经与进化计算 · 计算机科学 2023-06-01 Francesco Innocenti , Ryan Singh , Christopher L. Buckley

Decoding visual-semantic information from brain signals, such as functional MRI (fMRI), across different subjects poses significant challenges, including low signal-to-noise ratio, limited data availability, and cross-subject variability.…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Ruizhe Zheng , Lichao Sun

This literature review will discuss the use of deep learning methods for image reconstruction using fMRI data. More specifically, the quality of image reconstruction will be determined by the choice in decoding and reconstruction…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Madison Van Horn

Decoding continuous language from neural signals remains a significant challenge in the intersection of neuroscience and artificial intelligence. We introduce Neuro2Semantic, a novel framework that reconstructs the semantic content of…

计算与语言 · 计算机科学 2025-06-03 Siavash Shams , Richard Antonello , Gavin Mischler , Stephan Bickel , Ashesh Mehta , Nima Mesgarani

Decoding text, speech, or images from human neural signals holds promising potential both as neuroprosthesis for patients and as innovative communication tools for general users. Although neural signals contain various information on speech…

神经元与认知 · 定量生物学 2025-01-28 Ji-Ha Park , Seo-Hyun Lee , Soowon Kim , Seong-Whan Lee

Deductive coding is a common discourse analysis method widely used by learning science and learning analytics researchers for understanding teaching and learning interactions. It often requires researchers to manually label all discourses…

计算与语言 · 计算机科学 2024-10-03 Lishan Zhang , Han Wu , Xiaoshan Huang , Tengfei Duan , Hanxiang Du

This paper presents a novel latent variable recurrent neural network architecture for jointly modeling sequences of words and (possibly latent) discourse relations between adjacent sentences. A recurrent neural network generates individual…

计算与语言 · 计算机科学 2016-04-06 Yangfeng Ji , Gholamreza Haffari , Jacob Eisenstein

Neural speech codecs provide discrete representations for speech language models, but emotional cues are often degraded during quantization. Existing codecs mainly optimize acoustic reconstruction, leaving emotion expressiveness…

声音 · 计算机科学 2026-05-13 Jiacheng Shi , Hongfei Du , Xinyuan Song , Y. Alicia Hong , Yanfu Zhang , Ye Gao

Recent advances in brain-vision decoding have driven significant progress, reconstructing with high fidelity perceived visual stimuli from neural activity, e.g., functional magnetic resonance imaging (fMRI), in the human visual cortex. Most…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Le Xu , Qi Zhang , Qixian Zhang , Hongyun Zhang , Duoqian Miao , Cairong Zhao

Pretrained language models are remarkably effective in aligning with human brain responses elicited by natural language stimuli, positioning them as promising model organisms for studying language processing in the brain. However, existing…

计算与语言 · 计算机科学 2025-10-27 Omer Moussa , Mariya Toneva

Predictive coding networks (PCNs) are an influential model for information processing in the brain. They have appealing theoretical interpretations and offer a single mechanism that accounts for diverse perceptual phenomena of the brain. On…

机器学习 · 计算机科学 2021-03-08 Tommaso Salvatori , Yuhang Song , Thomas Lukasiewicz , Rafal Bogacz , Zhenghua Xu

Progress in natural language processing (NLP) models that estimate representations of word sequences has recently been leveraged to improve the understanding of language processing in the brain. However, these models have not been…

神经元与认知 · 定量生物学 2019-11-11 Dan Schwartz , Mariya Toneva , Leila Wehbe

Backpropagation of error (backprop) is a powerful algorithm for training machine learning architectures through end-to-end differentiation. However, backprop is often criticised for lacking biological plausibility. Recently, it has been…

机器学习 · 计算机科学 2020-10-07 Beren Millidge , Alexander Tschantz , Christopher L. Buckley