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In this paper, we address the problem of class-generalizable anomaly detection, where the objective is to develop a unified model by focusing our learning on the available normal data and a small amount of anomaly data in order to detect…

Machine Learning · Computer Science 2026-01-28 Padmaksha Roy , Lamine Mili , Almuatazbellah Boker

Given an image, we would like to learn to detect objects belonging to particular object categories. Common object detection methods train on large annotated datasets which are annotated in terms of bounding boxes that contain the object of…

Computer Vision and Pattern Recognition · Computer Science 2016-11-30 Soumya Roy , Vinay P. Namboodiri , Arijit Biswas

Object detection and instance recognition play a central role in many AI applications like autonomous driving, video surveillance and medical image analysis. However, training object detection models on large scale datasets remains…

Computer Vision and Pattern Recognition · Computer Science 2019-03-15 Yuntao Chen , Chenxia Han , Yanghao Li , Zehao Huang , Yi Jiang , Naiyan Wang , Zhaoxiang Zhang

The labels of monocular 3D object detection (M3OD) are expensive to obtain. Meanwhile, there usually exists numerous unlabeled data in practical applications, and pre-training is an efficient way of exploiting the knowledge in unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Zhuoling Li , Chuanrui Zhang , En Yu , Haoqian Wang

Humans have a natural instinct to identify unknown object instances in their environments. The intrinsic curiosity about these unknown instances aids in learning about them, when the corresponding knowledge is eventually available. This…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 K J Joseph , Salman Khan , Fahad Shahbaz Khan , Vineeth N Balasubramanian

Few-shot learning is a problem of high interest in the evolution of deep learning. In this work, we consider the problem of few-shot object detection (FSOD) in a real-world, class-imbalanced scenario. For our experiments, we utilize the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Anay Majee , Kshitij Agrawal , Anbumani Subramanian

Real-world object detection is highly desired to be equipped with the learning expandability that can enlarge its detection classes incrementally. Moreover, such learning from only few annotated training samples further adds the flexibility…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Yiting Li , Haiyue Zhu , Jun Ma , Chek Sing Teo , Cheng Xiang , Prahlad Vadakkepat , Tong Heng Lee

Deep learning models for object detection in autonomous driving have recently achieved impressive performance gains and are already being deployed in vehicles worldwide. However, current models require increasingly large datasets for…

Computer Vision and Pattern Recognition · Computer Science 2025-05-02 Esteban Rivera , Loic Stratil , Markus Lienkamp

Existing salient instance detection (SID) methods typically learn from pixel-level annotated datasets. In this paper, we present the first weakly-supervised approach to the SID problem. Although weak supervision has been considered in…

Computer Vision and Pattern Recognition · Computer Science 2021-11-22 Xin Tian , Ke Xu , Xin Yang , Baocai Yin , Rynson W. H. Lau

Object detection methods trained on a fixed set of known classes struggle to detect objects of unknown classes in the open-world setting. Current fixes involve adding approximate supervision with pseudo-labels corresponding to candidate…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Mısra Yavuz , Fatma Güney

Most object detectors operate under a closed-world assumption, recognizing only the classes annotated in the training dataset and failing when encountering novel objects. Open-World Object Detection (OWOD) relaxes this assumption by…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Yuchen Zhang , Yao Lu , Johannes Betz

Open-vocabulary object detection (OVD), detecting specific classes of objects using only their linguistic descriptions (e.g., class names) without any image samples, has garnered significant attention. However, in real-world applications,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Yusuke Hosoya , Masanori Suganuma , Takayuki Okatani

While state-of-the-art general object detectors are getting better and better, there are not many systems specifically designed to take advantage of the instance detection problem. For many applications, such as household robotics, a system…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Phil Ammirato , Cheng-Yang Fu , Mykhailo Shvets , Jana Kosecka , Alexander C. Berg

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

Training a deep object detector for autonomous driving requires a huge amount of labeled data. While recording data via on-board sensors such as camera or LiDAR is relatively easy, annotating data is very tedious and time-consuming,…

Robotics · Computer Science 2019-05-07 Di Feng , Xiao Wei , Lars Rosenbaum , Atsuto Maki , Klaus Dietmayer

Co-Salient Object Detection (CoSOD) aims at simulating the human visual system to discover the common and salient objects from a group of relevant images. Recent methods typically develop sophisticated deep learning based models have…

Computer Vision and Pattern Recognition · Computer Science 2022-09-23 Lv Tang , Bo Li

Although fully-supervised oriented object detection has made significant progress in multimodal remote sensing image understanding, it comes at the cost of labor-intensive annotation. Recent studies have explored weakly and semi-supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Yu Lin , Jianghang Lin , Kai Ye , You Shen , Yan Zhang , Shengchuan Zhang , Liujuan Cao , Rongrong Ji

Object detection is an important task in computer vision, which aims to detect the objects of interest. through the given category list or query images. In this work, we propose a new problem of language-visual-complementary open-set object…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Yupeng Zhang , Ruize Han , Wei Feng , Song Wang , Liang Wan

Object detection models perform well at localizing and classifying objects that they are shown during training. However, due to the difficulty and cost associated with creating and annotating detection datasets, trained models detect a…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Ayush Jaiswal , Yue Wu , Pradeep Natarajan , Premkumar Natarajan

Out-of-distribution (OOD) detection aims to detect "unknown" data whose labels have not been seen during the in-distribution (ID) training process. Recent progress in representation learning gives rise to distance-based OOD detection that…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Ji Zhang , Lianli Gao , Bingguang Hao , Hao Huang , Jingkuan Song , Hengtao Shen
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