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Few-shot object detection~(FSOD), which aims to detect novel objects with limited annotated instances, has made significant progress in recent years. However, existing methods still suffer from biased representations, especially for novel…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Zheng Wang , Yingjie Gao , Qingjie Liu , Yunhong Wang

Recent works on predictive uncertainty estimation have shown promising results on Out-Of-Distribution (OOD) detection for semantic segmentation. However, these methods struggle to precisely locate the point of interest in the image, i.e,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Victor Besnier , Andrei Bursuc , David Picard , Alexandre Briot

Coreset selection is a method for selecting a small, representative subset of an entire dataset. It has been primarily researched in image classification, assuming there is only one object per image. However, coreset selection for object…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Hojun Lee , Suyoung Kim , Junhoo Lee , Jaeyoung Yoo , Nojun Kwak

This paper addresses the problem of common object detection, which aims to detect objects of similar categories from a set of images. Although it shares some similarities with the standard object detection and co-segmentation, common object…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Chuong H. Nguyen , Thuy C. Nguyen , Anh H. Vo , Yamazaki Masayuki

Occlusion handling is one of the challenges of object detection and segmentation, and scene understanding. Because objects appear differently when they are occluded in varying degree, angle, and locations. Therefore, determining the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-28 Kaziwa Saleh , Zoltan Vamossy

Open-set node classification (OSNC) allows unlabeled test data to contain novel classes previously unseen in the labeled data. The goal is to classify in-distribution (ID) nodes into corresponding known classes and reject…

Social and Information Networks · Computer Science 2026-03-24 Junwei Gong , Xiao Shen , Zhihao Chen , Shirui Pan , Xiao Wang , Xi Zhou

Recent object detectors have achieved impressive accuracy in identifying objects seen during training. However, real-world deployment often introduces novel and unexpected objects, referred to as out-of-distribution (OOD) objects, posing…

Machine Learning · Computer Science 2025-11-20 Quang-Huy Nguyen , Jin Peng Zhou , Zhenzhen Liu , Khanh-Huyen Bui , Kilian Q. Weinberger , Wei-Lun Chao , Dung D. Le

Autonomous driving (AD) operates in open-world scenarios, where encountering unknown objects is inevitable. However, standard object detectors trained on a limited number of base classes tend to ignore any unknown objects, posing potential…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Lars Schmarje , Kaspar Sakman , Reinhard Koch , Dan Zhang

Detecting Out-of-Domain (OOD) or unknown intents from user queries is essential in a task-oriented dialog system. A key challenge of OOD detection is to learn discriminative semantic features. Traditional cross-entropy loss only focuses on…

Computation and Language · Computer Science 2021-06-01 Zhiyuan Zeng , Keqing He , Yuanmeng Yan , Zijun Liu , Yanan Wu , Hong Xu , Huixing Jiang , Weiran Xu

Underwater object-level mapping requires incorporating visual foundation models to handle the uncommon and often previously unseen object classes encountered in marine scenarios. In this work, a metric of semantic uncertainty for open-set…

Robotics · Computer Science 2024-09-19 Kurran Singh , John J. Leonard

while most of the tactile robots are operated in close-set conditions, it is challenging for them to operate in open-set conditions where test objects are beyond the robots' knowledge. We proposed an open-set recognition framework using…

Robotics · Computer Science 2023-11-06 Pakorn Uttayopas , Xiaoxiao Cheng , Etienne Burdet

Few-shot object detection (FSOD) has garnered significant research attention in the field of remote sensing due to its ability to reduce the dependency on large amounts of annotated data. However, two challenges persist in this area: (1)…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Jiawei Zhou , Wuzhou Li , Yi Cao , Hongtao Cai , Xiang Li

Salient object detection is inherently a subjective problem, as observers with different priors may perceive different objects as salient. However, existing methods predominantly formulate it as an objective prediction task with a single…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Fuxi Zhang , Yifan Wang , Hengrun Zhao , Zhuohan Sun , Changxing Xia , Lijun Wang , Huchuan Lu , Yangrui Shao , Chen Yang , Long Teng

Remote sensing object detection has made significant progress, but most studies still focus on closed-set detection, limiting generalization across diverse datasets. Open-vocabulary object detection (OVD) provides a solution by leveraging…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Ziyue Huang , Yongchao Feng , Shuai Yang , Ziqi Liu , Qingjie Liu , Yunhong Wang

We tackle object category discovery, which is the problem of discovering and localizing novel objects in a large unlabeled dataset. While existing methods show results on datasets with less cluttered scenes and fewer object instances per…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Sai Saketh Rambhatla , Rama Chellappa , Abhinav Shrivastava

Infrared object detection focuses on identifying and locating objects in complex environments (\eg, dark, snow, and rain) where visible imaging cameras are disabled by poor illumination. However, due to low contrast and weak edge…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Fan Liu , Ting Wu , Chuanyi Zhang , Liang Yao , Xing Ma , Yuhui Zheng

In this work, we tackle the problem of Open World Object Detection (OWOD). This challenging scenario requires the detector to incrementally learn to classify known objects without forgetting while identifying unknown objects without…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Jun-Woo Heo , Keonhee Park , Gyeong-Moon Park

We focus on the challenge of out-of-distribution (OOD) detection in deep learning models, a crucial aspect in ensuring reliability. Despite considerable effort, the problem remains significantly challenging in deep learning models due to…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Yunhao Ge , Jie Ren , Jiaping Zhao , Kaifeng Chen , Andrew Gallagher , Laurent Itti , Balaji Lakshminarayanan

Given multiple datasets with different label spaces, the goal of this work is to train a single object detector predicting over the union of all the label spaces. The practical benefits of such an object detector are obvious and significant…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Xiangyun Zhao , Samuel Schulter , Gaurav Sharma , Yi-Hsuan Tsai , Manmohan Chandraker , Ying Wu

Open-set supervised anomaly detection (OSAD) - a recently emerging anomaly detection area - aims at utilizing a few samples of anomaly classes seen during training to detect unseen anomalies (i.e., samples from open-set anomaly classes),…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Jiawen Zhu , Choubo Ding , Yu Tian , Guansong Pang