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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

While GANs have shown success in realistic image generation, the idea of using GANs for other tasks unrelated to synthesis is underexplored. Do GANs learn meaningful structural parts of objects during their attempt to reproduce those…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Nontawat Tritrong , Pitchaporn Rewatbowornwong , Supasorn Suwajanakorn

Semantic part localization can facilitate fine-grained categorization by explicitly isolating subtle appearance differences associated with specific object parts. Methods for pose-normalized representations have been proposed, but generally…

Computer Vision and Pattern Recognition · Computer Science 2014-07-16 Ning Zhang , Jeff Donahue , Ross Girshick , Trevor Darrell

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

Deep learning architectures exhibit a critical drop of performance due to catastrophic forgetting when they are required to incrementally learn new tasks. Contemporary incremental learning frameworks focus on image classification and object…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Umberto Michieli , Pietro Zanuttigh

Weakly supervised semantic segmentation and localiza- tion have a problem of focusing only on the most important parts of an image since they use only image-level annota- tions. In this paper, we solve this problem fundamentally via…

Computer Vision and Pattern Recognition · Computer Science 2017-08-17 Dahun Kim , Donghyeon Cho , Donggeun Yoo , In So Kweon

In this paper we propose an end-to-end learnable approach that detects static urban objects from multiple views, re-identifies instances, and finally assigns a geographic position per object. Our method relies on a Graph Neural Network…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Ahmed Samy Nassar , Stefano D'Aronco , Sébastien Lefèvre , Jan D. Wegner

Automatically generating a natural language description of an image is a task close to the heart of image understanding. In this paper, we present a multi-model neural network method closely related to the human visual system that…

Computer Vision and Pattern Recognition · Computer Science 2017-06-09 Zhongliang Yang , Yu-Jin Zhang , Sadaqat ur Rehman , Yongfeng Huang

We address the key question of how object part representations can be found from the internal states of CNNs that are trained for high-level tasks, such as object classification. This work provides a new unsupervised method to learn…

Machine Learning · Computer Science 2016-11-15 Jianyu Wang , Zhishuai Zhang , Cihang Xie , Vittal Premachandran , Alan Yuille

Models based on Convolutional Neural Networks (CNNs) have been proven very successful for semantic segmentation and object parsing that yield hierarchies of features. Our key insight is to build convolutional networks that take input of…

Artificial Intelligence · Computer Science 2017-10-31 Jalal Mirakhorli , Hamidreza Amindavar

While many image colorization algorithms have recently shown the capability of producing plausible color versions from gray-scale photographs, they still suffer from limited semantic understanding. To address this shortcoming, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2019-02-11 Jiaojiao Zhao , Jungong Han , Ling Shao , Cees G. M. Snoek

There have been remarkable improvements in the semantic labelling task in the recent years. However, the state of the art methods rely on large-scale pixel-level annotations. This paper studies the problem of training a pixel-wise semantic…

Computer Vision and Pattern Recognition · Computer Science 2017-07-17 Seong Joon Oh , Rodrigo Benenson , Anna Khoreva , Zeynep Akata , Mario Fritz , Bernt Schiele

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…

Computer Vision and Pattern Recognition · Computer Science 2020-09-11 Sandro Braun , Patrick Esser , Björn Ommer

This paper addresses the problem of semantic part parsing (segmentation) of cars, i.e.assigning every pixel within the car to one of the parts (e.g.body, window, lights, license plates and wheels). We formulate this as a landmark…

Computer Vision and Pattern Recognition · Computer Science 2014-06-13 Wenhao Lu , Xiaochen Lian , Alan Yuille

Object recognition has become a crucial part of machine learning and computer vision recently. The current approach to object recognition involves Deep Learning and uses Convolutional Neural Networks to learn the pixel patterns of the…

Computer Vision and Pattern Recognition · Computer Science 2017-08-29 Abrar Ahmed , Anish Bikmal

We present PartGLEE, a part-level foundation model for locating and identifying both objects and parts in images. Through a unified framework, PartGLEE accomplishes detection, segmentation, and grounding of instances at any granularity in…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Junyi Li , Junfeng Wu , Weizhi Zhao , Song Bai , Xiang Bai

An understanding of the nature of objects could help robots to solve both high-level abstract tasks and improve performance at lower-level concrete tasks. Although deep learning has facilitated progress in image understanding, a robot's…

Robotics · Computer Science 2018-07-30 Joris Guérin , Olivier Gibaru , Eric Nyiri , Stéphane Thiery , Byron Boots

The ability to understand visual information from limited labeled data is an important aspect of machine learning. While image-level classification has been extensively studied in a semi-supervised setting, dense pixel-level classification…

Computer Vision and Pattern Recognition · Computer Science 2019-08-19 Sudhanshu Mittal , Maxim Tatarchenko , Thomas Brox

Training a Convolutional Neural Network (CNN) for semantic segmentation typically requires to collect a large amount of accurate pixel-level annotations, a hard and expensive task. In contrast, simple image tags are easier to gather. With…

Computer Vision and Pattern Recognition · Computer Science 2019-02-25 Carolina Redondo-Cabrera , Marcos Baptista-Ríos , Roberto J. López-Sastre

High annotation costs are a major bottleneck for the training of semantic segmentation systems. Therefore, methods working with less annotation effort are of special interest. This paper studies the problem of semi-supervised semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Olga Zatsarynna , Johann Sawatzky , Juergen Gall