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We propose a novel method for instance label segmentation of dense 3D voxel grids. We target volumetric scene representations, which have been acquired with depth sensors or multi-view stereo methods and which have been processed with…

Computer Vision and Pattern Recognition · Computer Science 2019-11-04 Jean Lahoud , Bernard Ghanem , Marc Pollefeys , Martin R. Oswald

Label inventories for fine-grained entity typing have grown in size and complexity. Nonetheless, they exhibit a hierarchical structure. Hyperbolic spaces offer a mathematically appealing approach for learning hierarchical representations of…

Computation and Language · Computer Science 2020-10-06 Federico López , Michael Strube

Images of scenes have various objects as well as abundant attributes, and diverse levels of visual categorization are possible. A natural image could be assigned with fine-grained labels that describe major components, coarse-grained labels…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Hexiang Hu , Guang-Tong Zhou , Zhiwei Deng , Zicheng Liao , Greg Mori

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

This paper presents a challenging computer vision task, namely the detection of generic components on a PCB, and a novel set of deep-learning methods that are able to jointly leverage the appearance of individual components and the…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Chia-Wen Kuo , Jacob Ashmore , David Huggins , Zsolt Kira

We present an interpretable deep model for fine-grained visual recognition. At the core of our method lies the integration of region-based part discovery and attribution within a deep neural network. Our model is trained using image-level…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Zixuan Huang , Yin Li

3D semantic segmentation is a fundamental building block for several scene understanding applications such as autonomous driving, robotics and AR/VR. Several state-of-the-art semantic segmentation models suffer from the part…

Computer Vision and Pattern Recognition · Computer Science 2021-11-17 Anirud Thyagharajan , Benjamin Ummenhofer , Prashant Laddha , Om J Omer , Sreenivas Subramoney

We present the first active learning tool for fine-grained 3D part labeling, a problem which challenges even the most advanced deep learning (DL) methods due to the significant structural variations among the small and intricate parts. For…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Fenggen Yu , Yiming Qian , Francisca Gil-Ureta , Brian Jackson , Eric Bennett , Hao Zhang

Detecting dense landmarks for diverse clothes, as a fundamental technique for clothes analysis, has attracted increasing research attention due to its huge application potential. However, due to the lack of modeling underlying semantic…

Computer Vision and Pattern Recognition · Computer Science 2019-10-07 Weijiang Yu , Xiaodan Liang , Ke Gong , Chenhan Jiang , Nong Xiao , Liang Lin

Multi-label learning is concerned with the classification of data with multiple class labels. This is in contrast to the traditional classification problem where every data instance has a single label. Due to the exponential size of output…

Machine Learning · Computer Science 2018-12-27 Vikas Kumar , Arun K Pujari , Vineet Padmanabhan , Venkateswara Rao Kagita

We present a data-driven framework to automate the vectorization and machine interpretation of 2D engineering part drawings. In industrial settings, most manufacturing engineers still rely on manual reads to identify the topological and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-15 Wentai Zhang , Joe Joseph , Yue Yin , Liuyue Xie , Tomotake Furuhata , Soji Yamakawa , Kenji Shimada , Levent Burak Kara

Fine-grained visual categorization is a classification task for distinguishing categories with high intra-class and small inter-class variance. While global approaches aim at using the whole image for performing the classification,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Dimitri Korsch , Paul Bodesheim , Joachim Denzler

Multi-graph multi-label learning (\textsc{Mgml}) is a supervised learning framework, which aims to learn a multi-label classifier from a set of labeled bags each containing a number of graphs. Prior techniques on the \textsc{Mgml} are…

Machine Learning · Computer Science 2020-12-22 Yejiang Wang , Yuhai Zhao , Zhengkui Wang , Chengqi Zhang

Robotic grasping is a fundamental ability for a robot to interact with the environment. Current methods focus on how to obtain a stable and reliable grasping pose in object level, while little work has been studied on part (shape)-wise…

Robotics · Computer Science 2025-05-01 Yaoxian Song , Penglei Sun , Piaopiao Jin , Yi Ren , Yu Zheng , Zhixu Li , Xiaowen Chu , Yue Zhang , Tiefeng Li , Jason Gu

Self-driving vehicles must perceive and predict the future positions of nearby actors in order to avoid collisions and drive safely. A learned deep learning module is often responsible for this task, requiring large-scale, high-quality…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Sean Segal , Nishanth Kumar , Sergio Casas , Wenyuan Zeng , Mengye Ren , Jingkang Wang , Raquel Urtasun

Fine-grained classification models are designed to focus on the relevant details necessary to distinguish highly similar classes, particularly when intra-class variance is high and inter-class variance is low. Most existing models rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Riccardo La Grassa , Ignazio Gallo , Nicola Landro

In noisy label learning, estimating noisy class posteriors plays a fundamental role for developing consistent classifiers, as it forms the basis for estimating clean class posteriors and the transition matrix. Existing methods typically…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Rui Zhao , Bin Shi , Jianfei Ruan , Tianze Pan , Bo Dong

Live fish recognition is one of the most crucial elements of fisheries survey applications where vast amount of data are rapidly acquired. Different from general scenarios, challenges to underwater image recognition are posted by poor image…

Computer Vision and Pattern Recognition · Computer Science 2016-03-08 Meng-Che Chuang , Jenq-Neng Hwang , Kresimir Williams

Semantic segmentation requires a detailed labeling of image pixels by object category. Information derived from local image patches is necessary to describe the detailed shape of individual objects. However, this information is ambiguous…

Computer Vision and Pattern Recognition · Computer Science 2017-03-30 Hexiang Hu , Zhiwei Deng , Guang-Tong Zhou , Fei Sha , Greg Mori

In a setting where segmentation models have to be built for multiple datasets, each with its own corresponding label set, a straightforward way is to learn one model for every dataset and its labels. Alternatively, multi-task architectures…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Deepa Anand , Bipul Das , Vyshnav Dangeti , Antony Jerald , Rakesh Mullick , Uday Patil , Pakhi Sharma , Prasad Sudhakar