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In this paper we present a new model for the generation of orientation preference maps in the primary visual cortex (V1), considering both orientation and scale features. First we undertake to model the functional architecture of V1 by…

神经元与认知 · 定量生物学 2021-03-01 Emre Baspinar , Giovanna Citti , Alessandro Sarti

We introduce a numerical algorithm to stochastically sample the dual fermion perturbation series around the dynamical mean field theory, generating all topologies of two-particle interaction vertices. We show results in the weak and strong…

强关联电子 · 物理学 2016-07-07 Sergei Iskakov , Andrey E. Antipov , Emanuel Gull

Single-image relighting is a challenging task that involves reasoning about the complex interplay between geometry, materials, and lighting. Many prior methods either support only specific categories of images, such as portraits, or require…

计算机视觉与模式识别 · 计算机科学 2024-11-13 Haian Jin , Yuan Li , Fujun Luan , Yuanbo Xiangli , Sai Bi , Kai Zhang , Zexiang Xu , Jin Sun , Noah Snavely

The raw depth images captured by RGB-D cameras using Time-of-Flight (TOF) or structured light often suffer from incomplete depth values due to weak reflections, boundary shadows, and artifacts, which limit their applications in downstream…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Zihui Zhao , Yifei Zhang , Zheng Wang , Yang Li , Kui Jiang , Zihan Geng , Chia-Wen Lin

Generating diverse, all-atom conformational ensembles of dynamic proteins such as G-protein-coupled receptors (GPCRs) is critical for understanding their function, yet most generative models simplify atomic detail or ignore conformational…

生物大分子 · 定量生物学 2025-08-19 Aditya Sengar , Ali Hariri , Daniel Probst , Patrick Barth , Pierre Vandergheynst

In this paper, we propose a generative multi-column network for image inpainting. This network synthesizes different image components in a parallel manner within one stage. To better characterize global structures, we design a…

计算机视觉与模式识别 · 计算机科学 2018-10-23 Yi Wang , Xin Tao , Xiaojuan Qi , Xiaoyong Shen , Jiaya Jia

In this work, we focus on synthesizing high-fidelity novel view images for arbitrary human performers, given a set of sparse multi-view images. It is a challenging task due to the large variation among articulated body poses and heavy…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Jianchuan Chen , Wentao Yi , Liqian Ma , Xu Jia , Huchuan Lu

We present a method to efficiently generate 3D-aware high-resolution images that are view-consistent across multiple target views. The proposed multiplane neural radiance model, named GMNR, consists of a novel {\alpha}-guided view-dependent…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Amandeep Kumar , Ankan Kumar Bhunia , Sanath Narayan , Hisham Cholakkal , Rao Muhammad Anwer , Salman Khan , Ming-Hsuan Yang , Fahad Shahbaz Khan

In coherent X-ray diffraction microscopy the diffraction pattern generated by a sample illuminated with coherent x-rays is recorded, and a computer algorithm recovers the unmeasured phases to synthesize an image. By avoiding the use of a…

Understanding how neural population responses represent sensory information is a central problem in systems neuroscience. One approach is to define a representational geometry on stimulus space in which distances reflect how reliably…

神经元与认知 · 定量生物学 2026-05-08 Simone Azeglio , Steeve Laquitaine , Ulisse Ferrari , Matthew Chalk

In this paper, we introduce a Key-point-guided Diffusion probabilistic Model (KDM) that gains precise control over images by manipulating the object's key-point. We propose a two-stage generative model incorporating an optical flow map as…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Seok-Hwan Oh , Guil Jung , Myeong-Gee Kim , Sang-Yun Kim , Young-Min Kim , Hyeon-Jik Lee , Hyuk-Sool Kwon , Hyeon-Min Bae

Diffusion models excel in content generation by implicitly learning the data manifold, yet they lack a practical method to leverage this manifold - unlike other deep generative models equipped with latent spaces. This paper introduces a…

计算机视觉与模式识别 · 计算机科学 2025-04-30 Shinnosuke Saito , Takashi Matsubara

Recent advancements in image animation have utilized diffusion models to breathe life into static images. However, existing controllable frameworks typically rely on Lagrangian motion guidance, where optical flow is estimated relative to…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Thong Nguyen , Khoi M. Le , Cong-Duy Nguyen , Luu Anh Tuan , See-Kiong Ng , Chunyan Miao

Structure-guided image completion aims to inpaint a local region of an image according to an input guidance map from users. While such a task enables many practical applications for interactive editing, existing methods often struggle to…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Haitian Zheng , Zhe Lin , Jingwan Lu , Scott Cohen , Eli Shechtman , Connelly Barnes , Jianming Zhang , Qing Liu , Yuqian Zhou , Sohrab Amirghodsi , Jiebo Luo

The human brain forms functional networks on all spatial scales. Modern fMRI scanners allow to resolve functional brain data in high resolutions, allowing to study large-scale networks that relate to cognitive processes. The analysis of…

神经元与认知 · 定量生物学 2019-05-14 Melanie Weber , Johannes Stelzer , Emil Saucan , Alexander Naitsat , Gabriele Lohmann , Jürgen Jost

Transparent and specular objects are frequently encountered in daily life, factories, and laboratories. However, due to the unique optical properties, the depth information on these objects is usually incomplete and inaccurate, which poses…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Yizhe Liu , Tong Jia , Da Cai , Hao Wang , Dongyue Chen

Large-scale text-to-image models have demonstrated amazing ability to synthesize diverse and high-fidelity images. However, these models are often violated by several limitations. Firstly, they require the user to provide precise and…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Yupei Lin , Sen Zhang , Xiaojun Yang , Xiao Wang , Yukai Shi

Image inpainting plays a vital role in restoring missing image regions and supporting high-level vision tasks, but traditional methods struggle with complex textures and large occlusions. Although Transformer-based approaches have…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Sijin He , Guangfeng Lin , Tao Li , Yajun Chen

Despite recent advances in medical image generation, existing methods struggle to produce anatomically plausible 3D structures. In synthetic brain magnetic resonance images (MRIs), characteristic fissures are often missing, and…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Fabian Bongratz , Yitong Li , Sama Elbaroudy , Christian Wachinger

In this article, we report an imaging method, termed Fourier ptychographic microscopy (FPM), which iteratively stitches together a number of variably illuminated, low-resolution intensity images in Fourier space to produce a wide-field,…

光学 · 物理学 2014-05-02 Guoan Zheng , Roarke Horstmeyer , Changhuei Yang