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We propose an end-to-end learning framework for segmenting generic objects in both images and videos. Given a novel image or video, our approach produces a pixel-level mask for all "object-like" regions---even for object categories never…

Computer Vision and Pattern Recognition · Computer Science 2018-12-19 Bo Xiong , Suyog Dutt Jain , Kristen Grauman

Deep convolutional networks have achieved the state-of-the-art for semantic image segmentation tasks. However, training these networks requires access to densely labeled images, which are known to be very expensive to obtain. On the other…

Computer Vision and Pattern Recognition · Computer Science 2019-02-05 Gaurav Pandey , Ambedkar Dukkipati

We present a new method for efficient high-quality image segmentation of objects and scenes. By analogizing classical computer graphics methods for efficient rendering with over- and undersampling challenges faced in pixel labeling tasks,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Alexander Kirillov , Yuxin Wu , Kaiming He , Ross Girshick

Semantic image segmentation is one of the most important tasks in medical image analysis. Most state-of-the-art deep learning methods require a large number of accurately annotated examples for model training. However, accurate annotation…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Ning Zhang , Susan Francis , Rayaz Malik , Xin Chen

We propose a novel weakly-supervised semantic segmentation algorithm based on Deep Convolutional Neural Network (DCNN). Contrary to existing weakly-supervised approaches, our algorithm exploits auxiliary segmentation annotations available…

Computer Vision and Pattern Recognition · Computer Science 2015-12-29 Seunghoon Hong , Junhyuk Oh , Bohyung Han , Honglak Lee

Deep learning based image segmentation methods have achieved great success, even having human-level accuracy in some applications. However, due to the black box nature of deep learning, the best method may fail in some situations. Thus…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Leixin Zhou , Wenxiang Deng , Xiaodong Wu

In this paper, we propose DeepCut, a method to obtain pixelwise object segmentations given an image dataset labelled with bounding box annotations. It extends the approach of the well-known GrabCut method to include machine learning by…

We present a method for performing hierarchical object detection in images guided by a deep reinforcement learning agent. The key idea is to focus on those parts of the image that contain richer information and zoom on them. We train an…

Computer Vision and Pattern Recognition · Computer Science 2016-11-28 Miriam Bellver , Xavier Giro-i-Nieto , Ferran Marques , Jordi Torres

Most of the current state-of-the-art methods for tumor segmentation are based on machine learning models trained on manually segmented images. This type of training data is particularly costly, as manual delineation of tumors is not only…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

Image segmentation aims to partition an image according to the objects in the scene and is a fundamental step in analysing very high spatial-resolution (VHR) remote sensing imagery. Current methods struggle to effectively consider land…

Computer Vision and Pattern Recognition · Computer Science 2024-01-08 Xianwei Lv , Claudio Persello , Wangbin Li , Xiao Huang , Dongping Ming , Alfred Stein

Semantic segmentation is critical to image content understanding and object localization. Recent development in fully-convolutional neural network (FCN) has enabled accurate pixel-level labeling. One issue in previous works is that the FCN…

Computer Vision and Pattern Recognition · Computer Science 2016-07-08 Qin Huang , Chunyang Xia , Wenchao Zheng , Yuhang Song , Hao Xu , C. -C. Jay Kuo

Learning object segmentation in image and video datasets without human supervision is a challenging problem. Humans easily identify moving salient objects in videos using the gestalt principle of common fate, which suggests that what moves…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Silky Singh , Shripad Deshmukh , Mausoom Sarkar , Balaji Krishnamurthy

In this paper, we propose several novel deep learning methods for object saliency detection based on the powerful convolutional neural networks. In our approach, we use a gradient descent method to iteratively modify an input image based on…

Computer Vision and Pattern Recognition · Computer Science 2015-05-07 Hengyue Pan , Bo Wang , Hui Jiang

Semantic segmentation and instance level segmentation made substantial progress in recent years due to the emergence of deep neural networks (DNNs). A number of deep architectures with Convolution Neural Networks (CNNs) were proposed that…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Pulak Purkait , Christopher Zach , Ian Reid

The real human attention is an interactive activity between our visual system and our brain, using both low-level visual stimulus and high-level semantic information. Previous image salient object detection (SOD) works conduct their…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Zhenyu Wu , Shuai Li , Chenglizhao Chen , Aimin Hao , Hong Qin

Manipulating images of complex scenes to reconstruct, insert and/or remove specific object instances is a challenging task. Complex scenes contain multiple semantics and objects, which are frequently cluttered or ambiguous, thus hampering…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Pierfrancesco Ardino , Yahui Liu , Elisa Ricci , Bruno Lepri , Marco De Nadai

Personal robots and driverless cars need to be able to operate in novel environments and thus quickly and efficiently learn to recognise new object classes. We address this problem by considering the task of video object segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Harkirat Singh Behl , Mohammad Najafi , Anurag Arnab , Philip H. S. Torr

We address the problem of segmenting an object given a natural language expression that describes it. Current techniques tackle this task by either (\textit{i}) directly or recursively merging linguistic and visual information in the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Edgar Margffoy-Tuay , Juan C. Pérez , Emilio Botero , Pablo Arbeláez

To fully understand the 3D context of a single image, a visual system must be able to segment both the visible and occluded regions of objects, while discerning their occlusion order. Ideally, the system should be able to handle any object…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

We propose a novel approach for image segmentation that combines Neural Ordinary Differential Equations (NODEs) and the Level Set method. Our approach parametrizes the evolution of an initial contour with a NODE that implicitly learns from…

Computer Vision and Pattern Recognition · Computer Science 2019-12-30 Rafael Valle , Fitsum Reda , Mohammad Shoeybi , Patrick Legresley , Andrew Tao , Bryan Catanzaro