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Human visual attention is a complex phenomenon. A computational modeling of this phenomenon must take into account where people look in order to evaluate which are the salient locations (spatial distribution of the fixations), when they…

计算机视觉与模式识别 · 计算机科学 2020-05-08 Dario Zanca , Stefano Melacci , Marco Gori

The understanding of where humans look in a scene is a problem of great interest in visual perception and computer vision. When eye-tracking devices are not a viable option, models of human attention can be used to predict fixations. In…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Dario Zanca , Marco Gori

Attention has long been proposed by psychologists as important for effectively dealing with the enormous sensory stimulus available in the neocortex. Inspired by the visual attention models in computational neuroscience and the need of…

计算机视觉与模式识别 · 计算机科学 2015-02-24 Yichuan Tang , Nitish Srivastava , Ruslan Salakhutdinov

Visual attention refers to the human brain's ability to select relevant sensory information for preferential processing, improving performance in visual and cognitive tasks. It proceeds in two phases. One in which visual feature maps are…

计算机视觉与模式识别 · 计算机科学 2020-10-02 Dario Zanca , Marco Gori , Stefano Melacci , Alessandra Rufa

Unsupervised learning from continuous visual streams is a challenging problem that cannot be naturally and efficiently managed in the classic batch-mode setting of computation. The information stream must be carefully processed accordingly…

机器学习 · 计算机科学 2020-06-17 Matteo Tiezzi , Stefano Melacci , Alessandro Betti , Marco Maggini , Marco Gori

The spreading of attention has been proposed as a mechanism for how humans group features to segment objects. However, such a mechanism has not yet been implemented and tested in naturalistic images. Here, we leverage the feature maps from…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Hossein Adeli , Seoyoung Ahn , Nikolaus Kriegeskorte , Gregory Zelinsky

We present a method to accelerate global illumination computation in dynamic environments by taking advantage of limitations of the human visual system. A model of visual attention is used to locate regions of interest in a scene and to…

图形学 · 计算机科学 2007-05-23 Yang Li Hector Yee

In humans and in foveated animals visual acuity is highly concentrated at the center of gaze, so that choosing where to look next is an important example of online, rapid decision making. Computational neuroscientists have developed…

神经元与认知 · 定量生物学 2014-12-05 Ralf Engbert , Hans A. Trukenbrod , Simon Barthelmé , Felix A. Wichmann

We propose a novel attention model that can accurately attends to target objects of various scales and shapes in images. The model is trained to gradually suppress irrelevant regions in an input image via a progressive attentive process…

计算机视觉与模式识别 · 计算机科学 2018-08-08 Paul Hongsuck Seo , Zhe Lin , Scott Cohen , Xiaohui Shen , Bohyung Han

Existing models of human visual attention are generally unable to incorporate direct task guidance and therefore cannot model an intent or goal when exploring a scene. To integrate guidance of any downstream visual task into attention…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Leo Schwinn , Doina Precup , Bjoern Eskofier , Dario Zanca

Object-based attention is a key component of the visual system, relevant for perception, learning, and memory. Neurons tuned to features of attended objects tend to be more active than those associated with non-attended objects. There is a…

神经元与认知 · 定量生物学 2021-06-09 Jordan Lei , Ari S. Benjamin , Konrad P. Kording

By and large, existing computational models of visual attention tacitly assume perfect vision and full access to the stimulus and thereby deviate from foveated biological vision. Moreover, modeling top-down attention is generally reduced to…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Leo Schwinn , Doina Precup , Björn Eskofier , Dario Zanca

Visual attention is a mechanism closely intertwined with vision and memory. Top-down information influences visual processing through attention. We designed a neural network model inspired by aspects of human visual attention. This model…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Ruoyang Hu , Robert A. Jacobs

This work focuses on object goal visual navigation, aiming at finding the location of an object from a given class, where in each step the agent is provided with an egocentric RGB image of the scene. We propose to learn the agent's policy…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Bar Mayo , Tamir Hazan , Ayellet Tal

Humans can naturally and effectively find salient regions in complex scenes. Motivated by this observation, attention mechanisms were introduced into computer vision with the aim of imitating this aspect of the human visual system. Such an…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Meng-Hao Guo , Tian-Xing Xu , Jiang-Jiang Liu , Zheng-Ning Liu , Peng-Tao Jiang , Tai-Jiang Mu , Song-Hai Zhang , Ralph R. Martin , Ming-Ming Cheng , Shi-Min Hu

Two prominent strategies that the human visual system uses to reduce incoming information are spatial integration and selective attention. Although spatial integration summarizes and combines information over the visual field, selective…

神经元与认知 · 定量生物学 2019-06-28 Alessandro Grillini , Remco J. Renken , Frans W. Cornelissen

The aim of object-centric vision is to construct an explicit representation of the objects in a scene. This representation is obtained via a set of interchangeable modules called \emph{slots} or \emph{object files} that compete for local…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Ayush Chakravarthy , Trang Nguyen , Anirudh Goyal , Yoshua Bengio , Michael C. Mozer

The human visual system processes images with varied degrees of resolution, with the fovea, a small portion of the retina, capturing the highest acuity region, which gradually declines toward the field of view's periphery. However, the…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Beatriz Paula , Plinio Moreno

We introduce precise object silhouette as a new form of user control in text-to-image diffusion models, which we dub Shape-Guided Diffusion. Our training-free method uses an Inside-Outside Attention mechanism during the inversion and…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Dong Huk Park , Grace Luo , Clayton Toste , Samaneh Azadi , Xihui Liu , Maka Karalashvili , Anna Rohrbach , Trevor Darrell

Selective attention is an essential mechanism to filter sensory input and to select only its most important components, allowing the capacity-limited cognitive structures of the brain to process them in detail. The saliency map model,…

图像与视频处理 · 电气工程与系统科学 2024-01-11 Camille Simon Chane , Ernst Niebur , Ryad Benosman , Sio-Hoi Ieng
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