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Label distribution learning (LDL) is an emerging learning paradigm designed to capture the relative importance of labels for each instance. Label-specific features (LSFs), constructed by LIFT, have proven effective for learning tasks with…

Machine Learning · Computer Science 2025-12-04 Suping Xu , Chuyi Dai , Lin Shang , Changbin Shao , Xibei Yang , Witold Pedrycz

Edge detection is among the most fundamental vision problems for its role in perceptual grouping and its wide applications. Recent advances in representation learning have led to considerable improvements in this area. Many state of the art…

Computer Vision and Pattern Recognition · Computer Science 2018-10-29 Zhiding Yu , Weiyang Liu , Yang Zou , Chen Feng , Srikumar Ramalingam , B. V. K. Vijaya Kumar , Jan Kautz

The current evaluation protocol of long-tailed visual recognition trains the classification model on the long-tailed source label distribution and evaluates its performance on the uniform target label distribution. Such protocol has…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Youngkyu Hong , Seungju Han , Kwanghee Choi , Seokjun Seo , Beomsu Kim , Buru Chang

Multi-label image and video classification are fundamental yet challenging tasks in computer vision. The main challenges lie in capturing spatial or temporal dependencies between labels and discovering the locations of discriminative…

Computer Vision and Pattern Recognition · Computer Science 2020-03-30 Renchun You , Zhiyao Guo , Lei Cui , Xiang Long , Yingze Bao , Shilei Wen

The fastest deterministic algorithms for connected components take logarithmic time and perform superlinear work on a Parallel Random Access Machine (PRAM). These algorithms maintain a spanning forest by merging and compressing trees, which…

Data Structures and Algorithms · Computer Science 2021-12-09 Paul Burkhardt

3D human pose estimation is a key component of clinical monitoring systems. The clinical applicability of deep pose estimation models, however, is limited by their poor generalization under domain shifts along with their need for sufficient…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Alexander Bigalke , Lasse Hansen , Jasper Diesel , Carlotta Hennigs , Philipp Rostalski , Mattias P. Heinrich

In this paper, we introduce the Label-Aware Ranked loss, a novel metric loss function. Compared to the state-of-the-art Deep Metric Learning losses, this function takes advantage of the ranked ordering of the labels in regression problems.…

Signal Processing · Electrical Eng. & Systems 2022-10-26 Lorenzo Servadei , Huawei Sun , Julius Ott , Michael Stephan , Souvik Hazra , Thomas Stadelmayer , Daniela Sanchez Lopera , Robert Wille , Avik Santra

Multi-agent cooperative perception is an increasingly popular topic in the field of autonomous driving, where roadside LiDARs play an essential role. However, how to optimize the placement of roadside LiDARs is a crucial but often…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Wentao Jiang , Hao Xiang , Xinyu Cai , Runsheng Xu , Jiaqi Ma , Yikang Li , Gim Hee Lee , Si Liu

As a very popular multi-label classification method, Classifiers Chain has recently been widely applied to many multi-label classification tasks. However, existing Classifier Chains methods are difficult to model and exploit the underlying…

Artificial Intelligence · Computer Science 2022-04-14 Gao Pengfei , Lai Dedi , Zhao Lijiao , Liang Yue , Ma Yinglong

This study poses the feature correspondence problem as a hypergraph node labeling problem. Candidate feature matches and their subsets (usually of size larger than two) are considered to be the nodes and hyperedges of a hypergraph. A…

Computer Vision and Pattern Recognition · Computer Science 2011-07-14 Toufiq Parag , Vladimir Pavlovic , Ahmed Elgammal

We address the problem of disentanglement of factors that generate a given data into those that are correlated with the labeling and those that are not. Our solution is simpler than previous solutions and employs adversarial training.…

Machine Learning · Computer Science 2020-01-15 Naama Hadad , Lior Wolf , Moni Shahar

This paper proposes a method to compute camera 6Dof poses to achieve a user defined coverage. The camera placement problem is modeled as a combinatorial optimization where given the maximum number of cameras, a camera set is selected from a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Akshay Malhotra , Dhananjay Singh , Tushar Dadlani , Luis Yoichi Morales

Semantic segmentation of LiDAR point clouds is an important task in autonomous driving. However, training deep models via conventional supervised methods requires large datasets which are costly to label. It is critical to have…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Minghua Liu , Yin Zhou , Charles R. Qi , Boqing Gong , Hao Su , Dragomir Anguelov

In this paper, we address the problem of detecting 3D objects from multi-view images. Current query-based methods rely on global 3D position embeddings (PE) to learn the geometric correspondence between images and 3D space. We claim that…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Kaixin Xiong , Shi Gong , Xiaoqing Ye , Xiao Tan , Ji Wan , Errui Ding , Jingdong Wang , Xiang Bai

In data sequences measured over space or time, an important problem is accurate detection of abrupt changes. In partially labeled data, it is important to correctly predict presence/absence of changes in positive/negative labeled regions,…

Machine Learning · Statistics 2020-06-26 Toby Dylan Hocking , Anuraag Srivastava

While current 3D object recognition research mostly focuses on the real-time, onboard scenario, there are many offboard use cases of perception that are largely under-explored, such as using machines to automatically generate high-quality…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Charles R. Qi , Yin Zhou , Mahyar Najibi , Pei Sun , Khoa Vo , Boyang Deng , Dragomir Anguelov

Recent advances in 3D datasets and multimodal models have greatly improved natural language 3D scene understanding. However, most 3D referring segmentation methods do not explicitly represent the observer viewpoint, making spatial relations…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Ayaka Nanri , Klara Reichard , Mert Kiray , Federico Tombari , Benjamin Busam , Asako Kanezaki

Answering exact shortest path distance queries is a fundamental task in graph theory. Despite a tremendous amount of research on the subject, there is still no satisfactory solution that can scale to billion-scale complex networks.…

Data Structures and Algorithms · Computer Science 2021-02-18 Muhammad Farhan , Qing Wang , Yu Lin , Brendan Mckay

We consider the following problem - a group of mobile agents perform some task on a terrain modeled as a graph. In a given moment of time an adversary gets an access to the graph and positions of the agents. Shortly before adversary's…

Multiagent Systems · Computer Science 2016-11-15 Karol Gotfryd , Marek Klonowski , Dominik Pająk

Hierarchical classification problems are commonly seen in practice. However, most existing methods do not fully utilize the hierarchical information among class labels. In this paper, a novel label embedding approach is proposed, which…

Methodology · Statistics 2020-07-23 Yiwei Fan , Xiaoling Lu , Yufeng Liu , Junlong Zhao