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Parsing of eye components (i.e. pupil, iris and sclera) is fundamental for eye tracking and gaze estimation for AR/VR products. Mainstream approaches tackle this problem as a multi-class segmentation task, providing only visible part of…

计算机视觉与模式识别 · 计算机科学 2024-09-02 Zhuang Jia , Jiangfan Deng , Liying Chi , Xiang Long , Daniel K. Du

This paper tackles the problem of few-shot learning, which aims to learn new visual concepts from a few examples. A common problem setting in few-shot classification assumes random sampling strategy in acquiring data labels, which is…

计算机视觉与模式识别 · 计算机科学 2022-01-10 Shipeng Yan , Songyang Zhang , Xuming He

We present BEAMER: a new spatially exploitative approach to learning object detectors which shows excellent results when applied to the task of detecting objects in greyscale aerial imagery in the presence of ambiguous and noisy data. There…

计算机视觉与模式识别 · 计算机科学 2009-07-27 Damian Eads , Edward Rosten , David Helmbold

The figure-ground segmentation of humans in images captured in natural environments is an outstanding open problem due to the presence of complex backgrounds, articulation, varying body proportions, partial views and viewpoint changes. In…

计算机视觉与模式识别 · 计算机科学 2015-01-28 Alin-Ionut Popa , Cristian Sminchisescu

Semantic segmentation is a critical task in computer vision aiming to identify and classify individual pixels in an image, with numerous applications in for example autonomous driving and medical image analysis. However, semantic…

计算机视觉与模式识别 · 计算机科学 2024-11-18 Halil Ibrahim Aysel , Xiaohao Cai , Adam Prügel-Bennett

We propose a new approach to learn to segment multiple image objects without manual supervision. The method can extract objects form still images, but uses videos for supervision. While prior works have considered motion for segmentation, a…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Laurynas Karazija , Subhabrata Choudhury , Iro Laina , Christian Rupprecht , Andrea Vedaldi

Many computer vision systems require low-cost segmentation algorithms based on deep learning, either because of the enormous size of input images or limited computational budget. Common solutions uniformly downsample the input images to…

计算机视觉与模式识别 · 计算机科学 2022-08-19 Chen Jin , Ryutaro Tanno , Thomy Mertzanidou , Eleftheria Panagiotaki , Daniel C. Alexander

Feature selection with large-scale high-dimensional data is important yet very challenging in machine learning and data mining. Online feature selection is a promising new paradigm that is more efficient and scalable than batch feature…

机器学习 · 计算机科学 2015-11-20 Yue Wu , Steven C. H. Hoi , Tao Mei , Nenghai Yu

Object tracking is one of the fundamental problems in visual recognition tasks and has achieved significant improvements in recent years. The achievements often come with the price of enormous hardware consumption and expensive labor effort…

计算机视觉与模式识别 · 计算机科学 2022-05-06 Yan Shen , Zhanghexuan Ji , Chunwei Ma , Mingchen Gao

We segment moving objects in videos by ranking spatio-temporal segment proposals according to "moving objectness": how likely they are to contain a moving object. In each video frame, we compute segment proposals using multiple…

计算机视觉与模式识别 · 计算机科学 2015-05-11 Katerina Fragkiadaki , Pablo Arbelaez , Panna Felsen , Jitendra Malik

Recently, template-based trackers have become the leading tracking algorithms with promising performance in terms of efficiency and accuracy. However, the correlation operation between query feature and the given template only exploits…

计算机视觉与模式识别 · 计算机科学 2021-11-24 Pengfei Zhu , Hongtao Yu , Kaihua Zhang , Yu Wang , Shuai Zhao , Lei Wang , Tianzhu Zhang , Qinghua Hu

Weakly supervised instance segmentation has gained popularity because it reduces high annotation cost of pixel-level masks required for model training. Recent approaches for weakly supervised instance segmentation detect and segment objects…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Jun Ikeda , Junichiro Mori

We propose a novel recurrent attentional structure to localize and recognize objects jointly. The network can learn to extract a sequence of local observations with detailed appearance and rough context, instead of sliding windows or…

计算机视觉与模式识别 · 计算机科学 2017-12-20 Jie Lyu , Zejian Yuan , Dapeng Chen

Referring image segmentation (RIS) aims to locate the particular region corresponding to the language expression. Existing methods incorporate features from different modalities in a \emph{bottom-up} manner. This design may get some…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Mengxi Zhang , Heqing Lian , Yiming Liu , Jie Chen

We propose a novel approach for change-point detection and parameter learning in multivariate non-stationary time series exhibiting oscillatory behaviour. We approximate the process through a piecewise function defined by a sum of…

统计方法学 · 统计学 2026-02-02 Nicolas Bianco , Lorenzo Cappello

Learning segmentation from noisy labels is an important task for medical image analysis due to the difficulty in acquiring highquality annotations. Most existing methods neglect the pixel correlation and structural prior in segmentation,…

计算机视觉与模式识别 · 计算机科学 2021-07-22 Shuailin Li , Zhitong Gao , Xuming He

We focus in this paper in the estimation of a target trajectory defined by whether a time constant parameter in a simple stochastic process or a random walk with binary observations. The binary observation comes from binary derivative…

信息论 · 计算机科学 2012-04-25 Adrien Ickowicz

In this paper, we propose an approach to learn hierarchical features for visual object tracking. First, we offline learn features robust to diverse motion patterns from auxiliary video sequences. The hierarchical features are learned via a…

计算机视觉与模式识别 · 计算机科学 2015-11-26 Li Wang , Ting Liu , Gang Wang , Kap Luk Chan , Qingxiong Yang

The goal of video highlight detection is to select the most attractive segments from a long video to depict the most interesting parts of the video. Existing methods typically focus on modeling relationship between different video segments…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Fanyue Wei , Biao Wang , Tiezheng Ge , Yuning Jiang , Wen Li , Lixin Duan

Medical experts often manually segment images to obtain diagnostic statistics and discard the resulting annotations. We aim to train segmentation models to alleviate this burden, but constrained to the retained summary statistics (e.g., the…

计算机视觉与模式识别 · 计算机科学 2026-05-06 Omkar Kulkarni , Edward Raff , Tim Oates