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Deep learning has excelled in image recognition tasks through neural networks inspired by the human brain. However, the necessity for large models to improve prediction accuracy introduces significant computational demands and extended…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Taigo Sakai , Kazuhiro Hotta

Neural networks that are trained on limited category samples often mispredict out-of-distribution (OOD) objects. We observe that features of the same category are more tightly clustered in feature space, while those of different categories…

计算机视觉与模式识别 · 计算机科学 2025-01-29 Junkun Chen , Jilin Mei , Liang Chen , Fangzhou Zhao , Yan Xing , Yu Hu

In conventional deep learning, the number of neurons typically remains fixed during training. However, insights from biology suggest that the human hippocampus undergoes continuous neuron generation and pruning of neurons over the course of…

机器学习 · 计算机科学 2025-07-15 Taigo Sakai , Kazuhiro Hotta

The automatic detection and localization of anatomical features in retinal imaging data are relevant for many aspects. In this work, we follow a data-centric approach to optimize classifier training for optic nerve head detection and…

Video segmentation aims at partitioning video sequences into meaningful segments based on objects or regions of interest within frames. Current video segmentation models are often derived from image segmentation techniques, which struggle…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Chen Liang , Qiang Guo , Xiaochao Qu , Luoqi Liu , Ting Liu

Detecting deepfakes has become a critical challenge in Computer Vision and Artificial Intelligence. Despite significant progress in detection techniques, generalizing them to open-set scenarios continues to be a persistent difficulty.…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Luca Maiano , Fabrizio Casadei , Irene Amerini

Dale's principle implies that biological neural networks are composed of neurons that are either excitatory or inhibitory. While the number of possible architectures of such Daleian networks is exponentially smaller than non-Daleian ones,…

神经元与认知 · 定量生物学 2022-10-13 Adam Haber , Elad Schneidman

It is arguable that whether the single camera captured (monocular) image datasets are sufficient enough to train and test convolutional neural networks (CNNs) for imitating the biological neural network structures of the human brain. As…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Yigit Oktar , Diclehan Karakaya , Oguzhan Ulucan , Mehmet Turkan

The majority of computer vision algorithms fail to find higher-order (abstract) patterns in an image so are not robust against adversarial attacks, unlike human lateralized vision. Deep learning considers each input pixel in a homogeneous…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Abubakar Siddique , Will N. Browne , Gina M. Grimshaw

We build an evolutionary scenario that explains how some crucial physiological constraints in the arterial network of mammals - i.e. hematocrit, vessels diameters and arterial pressure drops - could have been selected by evolution. We…

生物物理 · 物理学 2014-05-22 Baptiste Moreau , Benjamin Mauroy

The degree distribution, referred to as the delta-sequence of a network is studied. Using the non-normalized Lorenz curve, we apply a generalized form of the classical majorization partial order. Next, we introduce a new class of small…

综合数学 · 数学 2024-03-28 Leo Egghe

We use conductance based neuron models and the mathematical modeling of Optogenetics to define controlled neuron models and we address the minimal time control of these affine systems for the first spike from equilibrium. We apply tools of…

最优化与控制 · 数学 2016-07-20 Vincent Renault , Michèle Thieullen , Emmanuel Trélat

We propose an adaptation to the training of Vision Transformers (ViTs) that allows for an explicit modeling of objects during the attention computation. This is achieved by adding a new branch to selected attention layers that computes an…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Vivek Trivedy , Amani Almalki , Longin Jan Latecki

It is well known that the length of a syntactic dependency determines its online memory cost. Thus, the problem of the placement of a head and its dependents (complements or modifiers) that minimizes online memory is equivalent to the…

计算与语言 · 计算机科学 2020-09-24 Ramon Ferrer-i-Cancho

As the human brain develops, it increasingly supports coordinated control of neural activity. The mechanism by which white matter evolves to support this coordination is not well understood. We use a network representation of diffusion…

For a machine learning model deployed in real world scenarios, the ability of detecting out-of-distribution (OOD) samples is indispensable and challenging. Most existing OOD detection methods focused on exploring advanced training skills or…

机器学习 · 计算机科学 2024-02-16 Chao Chen , Zhihang Fu , Kai Liu , Ze Chen , Mingyuan Tao , Jieping Ye

Visual perception relies on inference of 3D scene properties such as shape, pose, and lighting. To understand how visual sensory neurons enable robust perception, it is crucial to characterize their selectivity to such physically…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Pavithra Elumalai , Mohammad Bashiri , Goirik Chakrabarty , Suhas Shrinivasan , Fabian H. Sinz

Neural networks have achieved impressive performance for data in the distribution which is the same as the training set but can produce an overconfident incorrect result for the data these networks have never seen. Therefore, it is…

机器学习 · 计算机科学 2022-08-22 Jinhong Lin

We consider a differential model describing neuro-physiological contrast perception phenomena induced by surrounding orientations. The mathematical formulation relies on a cortical-inspired modelling [10] largely used over the last years to…

计算机视觉与模式识别 · 计算机科学 2018-12-19 Marcelo Bertalmío , Luca Calatroni , Valentina Franceschi , Benedetta Franceschiello , Dario Prandi

Directionality is a fundamental feature of network connections. Most structural brain networks are intrinsically directed because of the nature of chemical synapses, which comprise most neuronal connections. Due to limitations of…

神经元与认知 · 定量生物学 2018-01-19 Penelope Kale , Andrew Zalesky , Leonardo L. Gollo