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Related papers: Class Agnostic Instance-level Descriptor for Visua…

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Visual object localization is the key step in a series of object detection tasks. In the literature, high localization accuracy is achieved with the mainstream strongly supervised frameworks. However, such methods require object-level…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Yi-Geng Hong , Hui-Chu Xiao , Wan-Lei Zhao

The performance of instance search depends heavily on the ability to locate and describe a wide variety of object instances in a video/image collection. Due to the lack of proper mechanism in locating instances and deriving feature…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 Hui-Chu Xiao , Wan-Lei Zhao , Jie Lin , Chong-Wah Ngo

Instance search is an interesting task as well as a challenging issue due to the lack of effective feature representation. In this paper, an instance level feature representation built upon fully convolutional instance-aware segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2019-05-10 Yu Zhan , Wan-Lei Zhao

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…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Zhenzhen Weng , Mehmet Giray Ogut , Shai Limonchik , Serena Yeung

Most state-of-the-art methods of object detection suffer from poor generalization ability when the training and test data are from different domains, e.g., with different styles. To address this problem, previous methods mainly use holistic…

Computer Vision and Pattern Recognition · Computer Science 2021-02-16 Aming Wu , Yahong Han , Linchao Zhu , Yi Yang

Quality feature representation is key to instance image retrieval. To attain it, existing methods usually resort to a deep model pre-trained on benchmark datasets or even fine-tune the model with a task-dependent labelled auxiliary dataset.…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Zhongyan Zhang , Lei Wang , Yang Wang , Luping Zhou , Jianjia Zhang , Peng Wang , Fang Chen

Traditional Scene Understanding problems such as Object Detection and Semantic Segmentation have made breakthroughs in recent years due to the adoption of deep learning. However, the former task is not able to localise objects at a pixel…

Computer Vision and Pattern Recognition · Computer Science 2016-09-12 Anurag Arnab , Philip H. S. Torr

Neural net classifiers trained on data with annotated class labels can also capture apparent visual similarity among categories without being directed to do so. We study whether this observation can be extended beyond the conventional…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 Zhirong Wu , Yuanjun Xiong , Stella Yu , Dahua Lin

Object Detection is the task of identifying the existence of an object class instance and locating it within an image. Difficulties in handling high intra-class variations constitute major obstacles to achieving high performance on standard…

Computer Vision and Pattern Recognition · Computer Science 2012-12-04 Osama Khalil , Andrew Habib

Object detection or localization is an incremental step in progression from coarse to fine digital image inference. It not only provides the classes of the image objects, but also provides the location of the image objects which have been…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Abdul Mueed Hafiz , Ghulam Mohiuddin Bhat

This paper presents a novel approach for learning instance segmentation with image-level class labels as supervision. Our approach generates pseudo instance segmentation labels of training images, which are used to train a fully supervised…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Jiwoon Ahn , Sunghyun Cho , Suha Kwak

Patch-level image representation is very important for object classification and detection, since it is robust to spatial transformation, scale variation, and cluttered background. Many existing methods usually require fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2017-05-09 Peng Tang , Xinggang Wang , Zilong Huang , Xiang Bai , Wenyu Liu

Open-world instance-level scene understanding aims to locate and recognize unseen object categories that are not present in the annotated dataset. This task is challenging because the model needs to both localize novel 3D objects and infer…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Runyu Ding , Jihan Yang , Chuhui Xue , Wenqing Zhang , Song Bai , Xiaojuan Qi

Image colorization is inherently an ill-posed problem with multi-modal uncertainty. Previous methods leverage the deep neural network to map input grayscale images to plausible color outputs directly. Although these learning-based methods…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Jheng-Wei Su , Hung-Kuo Chu , Jia-Bin Huang

We propose an approach to instance-level image segmentation that is built on top of category-level segmentation. Specifically, for each pixel in a semantic category mask, its corresponding instance bounding box is predicted using a deep…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Zifeng Wu , Chunhua Shen , Anton van den Hengel

We propose to jointly learn multi-view geometry and warping between views of the same object instances for robust cross-view object detection. What makes multi-view object instance detection difficult are strong changes in viewpoint,…

Machine Learning · Computer Science 2019-07-26 Ahmed Samy Nassar , Sebastien Lefevre , Jan D. Wegner

A major obstacle in instance segmentation is that existing methods often need many per-pixel labels in order to be effective. These labels require large human effort and for certain applications, such labels are not readily available. To…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Issam H. Laradji , David Vazquez , Mark Schmidt

This paper provides an extensive study on the availability of image representations based on convolutional networks (ConvNets) for the task of visual instance retrieval. Besides the choice of convolutional layers, we present an efficient…

Computer Vision and Pattern Recognition · Computer Science 2016-05-10 Ali Sharif Razavian , Josephine Sullivan , Stefan Carlsson , Atsuto Maki

Weakly supervised object detection (WSOD), where a detector is trained with only image-level annotations, is attracting more and more attention. As a method to obtain a well-performing detector, the detector and the instance labels are…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Satoshi Kosugi , Toshihiko Yamasaki , Kiyoharu Aizawa

Unsupervised object discovery aims to localize objects in images, while removing the dependence on annotations required by most deep learning-based methods. To address this problem, we propose a fully unsupervised, bottom-up approach, for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-21 Sandra Kara , Hejer Ammar , Florian Chabot , Quoc-Cuong Pham
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