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Instance segmentation is an active topic in computer vision that is usually solved by using supervised learning approaches over very large datasets composed of object level masks. Obtaining such a dataset for any new domain can be very…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Zhenzhen Weng , Mehmet Giray Ogut , Shai Limonchik , Serena Yeung

Segmentation in medical imaging is an essential and often preliminary task in the image processing chain, driving numerous efforts towards the design of robust segmentation algorithms. Supervised learning methods achieve excellent…

图像与视频处理 · 电气工程与系统科学 2024-04-03 Pierre Rougé , Pierre-Henri Conze , Nicolas Passat , Odyssée Merveille

An instance with a bad mask might make a composite image that uses it look fake. This encourages us to learn segmentation by generating realistic composite images. To achieve this, we propose a novel framework that exploits a new proposed…

计算机视觉与模式识别 · 计算机科学 2018-11-14 Songmin Dai , Xiaoqiang Li , Lu Wang , Pin Wu , Weiqin Tong , Yimin Chen

Weakly supervised instance segmentation reduces the cost of annotations required to train models. However, existing approaches which rely only on image-level class labels predominantly suffer from errors due to (a) partial segmentation of…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Qing Liu , Vignesh Ramanathan , Dhruv Mahajan , Alan Yuille , Zhenheng Yang

Nuclei instance segmentation on histopathology images is of great clinical value for disease analysis. Generally, fully-supervised algorithms for this task require pixel-wise manual annotations, which is especially time-consuming and…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Yang Zhou , Yongjian Wu , Zihua Wang , Bingzheng Wei , Maode Lai , Jianzhong Shou , Yubo Fan , Yan Xu

Deep learning has significantly improved the precision of instance segmentation with abundant labeled data. However, in many areas like medical and manufacturing, collecting sufficient data is extremely hard and labeling this data requires…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Ye Zheng , Jiahong Wu , Yongqiang Qin , Faen Zhang , Li Cui

Semantic segmentation is a fundamental computer vision task with a vast number of applications. State of the art methods increasingly rely on deep learning models, known to incorrectly estimate uncertainty and being overconfident in…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Luís Almeida , Inês Dutra , Francesco Renna

The ability to quickly annotate medical imaging data plays a critical role in training deep learning frameworks for segmentation. Doing so for image volumes or video sequences is even more pressing as annotating these is particularly…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Laurent Lejeune , Raphael Sznitman

This paper addresses the semantic instance segmentation task in the open-set conditions, where input images can contain known and unknown object classes. The training process of existing semantic instance segmentation methods requires…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Trung Pham , Vijay Kumar B G , Thanh-Toan Do , Gustavo Carneiro , Ian Reid

To perform robot manipulation tasks, a low-dimensional state of the environment typically needs to be estimated. However, designing a state estimator can sometimes be difficult, especially in environments with deformable objects. An…

机器人学 · 计算机科学 2019-07-16 Xingyu Lin , Harjatin Singh Baweja , David Held

We address the problem of discovering part segmentations of articulated objects without supervision. In contrast to keypoints, part segmentations provide information about part localizations on the level of individual pixels. Capturing both…

计算机视觉与模式识别 · 计算机科学 2020-09-11 Sandro Braun , Patrick Esser , Björn Ommer

The instance segmentation problem intends to precisely detect and delineate objects in images. Most of the current solutions rely on deep convolutional neural networks but despite this fact proposed solutions are very diverse. Some…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Thomio Watanabe , Denis Wolf

In this paper, we categorize fine-grained images without using any object / part annotation neither in the training nor in the testing stage, a step towards making it suitable for deployments. Fine-grained image categorization aims to…

计算机视觉与模式识别 · 计算机科学 2016-05-04 Yu Zhang , Xiu-shen Wei , Jianxin Wu , Jianfei Cai , Jiangbo Lu , Viet-Anh Nguyen , Minh N. Do

Semantic segmentation and object detection research have recently achieved rapid progress. However, the former task has no notion of different instances of the same object, and the latter operates at a coarse, bounding-box level. We propose…

计算机视觉与模式识别 · 计算机科学 2017-04-11 Anurag Arnab , Philip H. S Torr

Background: The quantitative analysis of microscope videos often requires instance segmentation and tracking of cellular and subcellular objects. The traditional method consists of two stages: (1) performing instance object segmentation of…

图像与视频处理 · 电气工程与系统科学 2021-05-25 Quan Liu , Isabella M. Gaeta , Mengyang Zhao , Ruining Deng , Aadarsh Jha , Bryan A. Millis , Anita Mahadevan-Jansen , Matthew J. Tyska , Yuankai Huo

Active learning generally involves querying the most representative samples for human labeling, which has been widely studied in many fields such as image classification and object detection. However, its potential has not been explored in…

计算机视觉与模式识别 · 计算机科学 2020-12-10 Jun Wang , Shaoguo Wen , Kaixing Chen , Jianghua Yu , Xin Zhou , Peng Gao , Changsheng Li , Guotong Xie

In this paper, we consider the problem of actor-critic reinforcement learning. Firstly, we extend the actor-critic architecture to actor-critic-N architecture by introducing more critics beyond rewards. Secondly, we combine the reward-based…

机器学习 · 计算机科学 2020-06-15 Weiya Ren

The success of state-of-the-art deep neural networks heavily relies on the presence of large-scale labelled datasets, which are extremely expensive and time-consuming to annotate. This paper focuses on tackling semi-supervised part…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Yu Yang , Xiaotian Cheng , Hakan Bilen , Xiangyang Ji

Semantic labelling and instance segmentation are two tasks that require particularly costly annotations. Starting from weak supervision in the form of bounding box detection annotations, we propose a new approach that does not require…

计算机视觉与模式识别 · 计算机科学 2016-11-24 Anna Khoreva , Rodrigo Benenson , Jan Hosang , Matthias Hein , Bernt Schiele

Food instance segmentation is essential to estimate the serving size of dishes in a food image. The recent cutting-edge techniques for instance segmentation are deep learning networks with impressive segmentation quality and fast…

计算机视觉与模式识别 · 计算机科学 2023-06-29 Huu-Thanh Nguyen , Yu Cao , Chong-Wah Ngo , Wing-Kwong Chan