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Related papers: UC-OWOD: Unknown-Classified Open World Object Dete…

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We study inferring 3D object-centric scene representations from a single image. While recent methods have shown potential in unsupervised 3D object discovery from simple synthetic images, they fail to generalize to real-world scenes with…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Rundong Luo , Hong-Xing Yu , Jiajun Wu

The detection of object states in images (State Detection - SD) is a problem of both theoretical and practical importance and it is tightly interwoven with other important computer vision problems, such as action recognition and affordance…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Filippos Gouidis , Theodore Patkos , Antonis Argyros , Dimitris Plexousakis

Substantial progress has been made in various techniques for open-world recognition. Out-of-distribution (OOD) detection methods can effectively distinguish between known and unknown classes in the data, while incremental learning enables…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Xiang Xiang , Qinhao Zhou , Zhuo Xu , Jing Ma , Jiaxin Dai , Yifan Liang , Hanlin Li

Open-World Recognition (OWR) is an emerging field that makes a machine learning model competent in rejecting the unknowns, managing them, and incrementally adding novel samples to the base knowledge. However, this broad objective is not…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Gusti Ahmad Fanshuri Alfarisy , Owais Ahmed Malik , Ong Wee Hong

Open-world object detection (OWOD) requires detectors to localize known classes while identifying unknown objects for future incremental learning. We find that the unknown prediction streams of strong OWOD detectors are heavily polluted: on…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Yingjun Xiao , Xi Chen , Gang Fang , Siyuan Chen

Many top-down architectures for instance segmentation achieve significant success when trained and tested on pre-defined closed-world taxonomy. However, when deployed in the open world, they exhibit notable bias towards seen classes and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Tarun Kalluri , Weiyao Wang , Heng Wang , Manmohan Chandraker , Lorenzo Torresani , Du Tran

Unsupervised 3D object detection methods have emerged to leverage vast amounts of data without requiring manual labels for training. Recent approaches rely on dynamic objects for learning to detect mobile objects but penalize the detections…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Ted Lentsch , Holger Caesar , Dariu M. Gavrila

In open-world learning, an agent starts with a set of known classes, detects, and manages things that it does not know, and learns them over time from a non-stationary stream of data. Open-world learning is related to but also distinct from…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Mohsen Jafarzadeh , Akshay Raj Dhamija , Steve Cruz , Chunchun Li , Touqeer Ahmad , Terrance E. Boult

One-Class Classification (OCC) is a special case of multi-class classification, where data observed during training is from a single positive class. The goal of OCC is to learn a representation and/or a classifier that enables recognition…

Computer Vision and Pattern Recognition · Computer Science 2021-01-11 Pramuditha Perera , Poojan Oza , Vishal M. Patel

Segmenting object parts such as cup handles and animal bodies is important in many real-world applications but requires more annotation effort. The largest dataset nowadays contains merely two hundred object categories, implying the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-29 Tai-Yu Pan , Qing Liu , Wei-Lun Chao , Brian Price

Unsupervised object discovery, the task of identifying and localizing objects in images without human-annotated labels, remains a significant challenge and a growing focus in computer vision. In this work, we introduce a novel model, DADO…

Computer Vision and Pattern Recognition · Computer Science 2025-10-09 Federico Gonzalez , Estefania Talavera , Petia Radeva

State-of-the-art Object Detection (OD) methods predominantly operate under a closed-world assumption, where test-time categories match those encountered during training. However, detecting and localizing unknown objects is crucial for…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Daniel Montoya , Aymen Bouguerra , Alexandra Gomez-Villa , Fabio Arnez

Open-Set Object Detection (OSOD) is crucial for autonomous driving, where perception systems must recognize and localize both known and previously unseen objects in complex, dynamic environments. While recent approaches deliver promising…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Yuchen Zhang , Yao Lu , Johannes Betz

Open-world machine learning is an emerging technique in artificial intelligence, where conventional machine learning models often follow closed-world assumptions, which can hinder their ability to retain previously learned knowledge for…

Machine Learning · Computer Science 2025-11-26 Jitendra Parmar , Praveen Singh Thakur

Object detection (OD) is crucial to autonomous driving. On the other hand, unknown objects, which have not been seen in training sample set, are one of the reasons that hinder autonomous vehicles from driving beyond the operational domain.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Ning Ding , Ce Zhang , Azim Eskandarian

Open-world object detection (OWOD) extends traditional object detection to identifying both known and unknown object, necessitating continuous model adaptation as new annotations emerge. Current approaches face significant limitations: 1)…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Junwen Duan , Wei Xue , Ziyao Kang , Shixia Liu , Jiazhi Xia

While today's robots are able to perform sophisticated tasks, they can only act on objects they have been trained to recognize. This is a severe limitation: any robot will inevitably see new objects in unconstrained settings, and thus will…

Robotics · Computer Science 2019-06-05 Massimiliano Mancini , Hakan Karaoguz , Elisa Ricci , Patric Jensfelt , Barbara Caputo

AI deployed in the real-world should be capable of autonomously adapting to novelties encountered after deployment. Yet, in the field of continual learning, the reliance on novelty and labeling oracles is commonplace albeit unrealistic.…

Machine Learning · Computer Science 2024-12-24 Amanda S. Rios , Ibrahima J. Ndiour , Parual Datta , Jaroslaw Sydir , Omesh Tickoo , Nilesh Ahuja

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

We present Deeply Supervised Object Detector (DSOD), a framework that can learn object detectors from scratch. State-of-the-art object objectors rely heavily on the off-the-shelf networks pre-trained on large-scale classification datasets…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Zhiqiang Shen , Zhuang Liu , Jianguo Li , Yu-Gang Jiang , Yurong Chen , Xiangyang Xue