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In real world scenarios, objects are often partially occluded. This requires a robustness for object recognition against these perturbations. Convolutional networks have shown good performances in classification tasks. The learned…

机器学习 · 计算机科学 2019-12-09 René Larisch , Michael Teichmann , Fred H. Hamker

Spatiotemporal sensitivity to high frequency information declines with increased peripheral eccentricity. Foveated rendering exploits this by decreasing the spatial resolution of rendered images in peripheral vision, reducing the rendering…

Spike cameras, bio-inspired vision sensors, asynchronously fire spikes by accumulating light intensities at each pixel, offering ultra-high energy efficiency and exceptional temporal resolution. Unlike event cameras, which record changes in…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Yasser Ashraf , Ahmed Sharshar , Velibor Bojkovic , Bin Gu

Conventional cameras capture image irradiance on a sensor and convert it to RGB images using an image signal processor (ISP). The images can then be used for photography or visual computing tasks in a variety of applications, such as public…

计算机视觉与模式识别 · 计算机科学 2024-01-26 Zhihao Li , Ming Lu , Xu Zhang , Xin Feng , M. Salman Asif , Zhan Ma

The advent of neuralmorphic spike cameras has garnered significant attention for their ability to capture continuous motion with unparalleled temporal resolution.However, this imaging attribute necessitates considerable resources for binary…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Kexiang Feng , Chuanmin Jia , Siwei Ma , Wen Gao

Object tracking based on retina-inspired and event-based dynamic vision sensor (DVS) is challenging for the noise events, rapid change of event-stream shape, chaos of complex background textures, and occlusion. To address these challenges,…

计算机视觉与模式识别 · 计算机科学 2018-03-20 Hongmin Li , Luping Shi

Decoding images from brain activity has been a challenge. Owing to the development of deep learning, there are available tools to solve this problem. The decoded image, which aims to map neural spike trains to low-level visual features and…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Wenyi Li , Shengjie Zheng , Yufan Liao , Rongqi Hong , Weiliang Chen , Chenggnag He , Xiaojian Li

To understand possible strategies of temporal spike coding in the central nervous system, we study functional neuromimetic models of visual processing for static images. We will first present the retinal model which was introduced by Van…

神经元与认知 · 定量生物学 2007-05-23 Laurent Perrinet , Manuel Samuelides , Simon Thorpe

Event-based object detection has gained increasing attention due to its advantages such as high temporal resolution, wide dynamic range, and asynchronous address-event representation. Leveraging these advantages, Spiking Neural Networks…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Qi Xu , Jie Deng , Jiangrong Shen , Biwu Chen , Huajin Tang , Gang Pan

The current paper presents a robust watermarking method for still images, which uses the similarity of discrete wavelet transform and human visual system (HVS). The proposed scheme makes the use of pixel wise masking in order to make binary…

密码学与安全 · 计算机科学 2012-07-12 V. H. Mankar , T. S. Das , S. Saha , S. K. Sarkar

Spiking Neural Networks (SNNs) demonstrate significant potential for energy-efficient neuromorphic computing through an event-driven paradigm. While training methods and computational models have greatly advanced, SNNs struggle to achieve…

神经与进化计算 · 计算机科学 2025-10-27 Jieyuan Zhang , Xiaolong Zhou , Shuai Wang , Wenjie Wei , Hanwen Liu , Qian Sun , Malu Zhang , Yang Yang , Haizhou Li

The success of CLIP has driven substantial progress in text-video retrieval. However, current methods often suffer from "blind" feature interaction, where the model struggles to discern key visual information from background noise due to…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Zequn Xie , Xin Liu , Boyun Zhang , Yuxiao Lin , Sihang Cai , Tao Jin

RGB-D salient object detection (SOD) has been in the spotlight recently because it is an important preprocessing operation for various vision tasks. However, despite advances in deep learning-based methods, RGB-D SOD is still challenging…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Minhyeok Lee , Chaewon Park , Suhwan Cho , Sangyoun Lee

Efficiently selecting an appropriate spike stream data length to extract precise information is the key to the spike vision tasks. To address this issue, we propose a dynamic timing representation for spike streams. Based on multi-layers…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Lujie Xia , Ziluo Ding , Rui Zhao , Jiyuan Zhang , Lei Ma , Zhaofei Yu , Tiejun Huang , Ruiqin Xiong

Biologically inspired model (BIM) for image recognition is a robust computational architecture, which has attracted widespread attention. BIM can be described as a four-layer structure based on the mechanisms of the visual cortex. Although…

计算机视觉与模式识别 · 计算机科学 2017-10-30 Yan-Feng Lu , Li-Hao Jia , Hong Qaio , Yi Li

We propose a versatile deep image compression network based on Spatial Feature Transform (SFT arXiv:1804.02815), which takes a source image and a corresponding quality map as inputs and produce a compressed image with variable rates. Our…

图像与视频处理 · 电气工程与系统科学 2021-08-24 Myungseo Song , Jinyoung Choi , Bohyung Han

Challenging to capture, and challenging to display on a cellphone screen, the panorama paradoxically remains both a staple and underused feature of modern mobile camera applications. In this work we address both of these challenges with a…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Ilya Chugunov , Amogh Joshi , Kiran Murthy , Francois Bleibel , Felix Heide

Successful visual navigation depends upon capturing images that contain sufficient useful information. In this letter, we explore a data-driven approach to account for environmental lighting changes, improving the quality of images for use…

机器人学 · 计算机科学 2022-07-12 Justin Tomasi , Brandon Wagstaff , Steven L. Waslander , Jonathan Kelly

Time-resolved image sensors that capture light at pico-to-nanosecond timescales were once limited to niche applications but are now rapidly becoming mainstream in consumer devices. We propose low-cost and low-power imaging modalities that…

计算机视觉与模式识别 · 计算机科学 2022-11-10 Sacha Jungerman , Atul Ingle , Yin Li , Mohit Gupta

This article gives an overview of a normative computational theory of visual receptive fields, by which idealized functional models of early spatial, spatio-chromatic and spatio-temporal receptive fields can be derived in an axiomatic way…

神经元与认知 · 定量生物学 2021-01-25 Tony Lindeberg