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Related papers: Persistent Homology Meets Object Unity: Object Rec…

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In this work, we present a unified framework for multi-modality 3D object detection, named UVTR. The proposed method aims to unify multi-modality representations in the voxel space for accurate and robust single- or cross-modality 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-10-14 Yanwei Li , Yilun Chen , Xiaojuan Qi , Zeming Li , Jian Sun , Jiaya Jia

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

Object counting has achieved remarkable success on visible instances, yet state-of-the-art (SOTA) methods fail under occlusion. This failure stems from a fundamental architectural limitation where backbone networks encode occluding surfaces…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Safaeid Hossain Arib , Rabeya Akter , Abdul Monaf Chowdhury , Md Jubair Ahmed Sourov , Md Mehedi Hasan

Machine-learning algorithms offer immense possibilities in the development of several cognitive applications. In fact, large scale machine-learning classifiers now represent the state-of-the-art in a wide range of object…

Computer Vision and Pattern Recognition · Computer Science 2016-09-21 Priyadarshini Panda , Swagath Venkataramani , Abhronil Sengupta , Anand Raghunathan , Kaushik Roy

We study the grokking phenomenon through the lens of topology. Using persistent homology on point clouds derived from the embedding matrices of a range of models trained on modular arithmetic with varying primes, we identify a clear and…

Machine Learning · Computer Science 2026-05-08 Yifan Tang , Qiquan Wang , Inés García-Redondo , Anthea Monod

Camouflaged Object Detection (COD) refers to the task of identifying and segmenting objects that blend seamlessly into their surroundings, posing a significant challenge for computer vision systems. In recent years, COD has garnered…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Fengyang Xiao , Sujie Hu , Yuqi Shen , Chengyu Fang , Jinfa Huang , Chunming He , Longxiang Tang , Ziyun Yang , Xiu Li

Place Recognition enables the estimation of a globally consistent map and trajectory by providing non-local constraints in Simultaneous Localisation and Mapping (SLAM). This paper presents Locus, a novel place recognition method using 3D…

In real-world applications where confidence is key, like autonomous driving, the accurate detection and appropriate handling of classes differing from those used during training are crucial. Despite the proposal of various unknown object…

Computer Vision and Pattern Recognition · Computer Science 2024-11-11 Hejer Ammar , Nikita Kiselov , Guillaume Lapouge , Romaric Audigier

Occluded traffic agents pose a significant challenge for autonomous vehicles, as hidden pedestrians or vehicles can appear unexpectedly, yet this problem remains understudied. Existing learning-based methods, while capable of inferring the…

Robotics · Computer Science 2026-01-30 Anna Rothenhäusler , Markus Mazzola , Andreas Look , Raghu Rajan , Joschka Bödecker

Open World Object Detection (OWOD) is a challenging and realistic task that extends beyond the scope of standard Object Detection task. It involves detecting both known and unknown objects while integrating learned knowledge for future…

Computer Vision and Pattern Recognition · Computer Science 2024-02-16 Thang Doan , Xin Li , Sima Behpour , Wenbin He , Liang Gou , Liu Ren

This paper presents a new clustering algorithm for space-time data based on the concepts of topological data analysis and in particular, persistent homology. Employing persistent homology - a flexible mathematical tool from algebraic…

Machine Learning · Statistics 2019-10-28 Umar Islambekov , Yulia Gel

Camouflaged Object Detection (COD), the task of identifying objects concealed within their environments, has seen rapid growth due to its wide range of practical applications. A key step toward developing trustworthy COD systems is the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-17 Ziyue Yang , Kehan Wang , Yuhang Ming , Yong Peng , Han Yang , Qiong Chen , Wanzeng Kong

This papers focuses on symbol spotting on real-world digital architectural floor plans with a deep learning (DL)-based framework. Traditional on-the-fly symbol spotting methods are unable to address the semantic challenge of graphical…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Alireza Rezvanifar , Melissa Cote , Alexandra Branzan Albu

Topology applied to real world data using persistent homology has started to find applications within machine learning, including deep learning. We present a differentiable topology layer that computes persistent homology based on level set…

Most objects in the visual world are partially occluded, but humans can recognize them without difficulty. However, it remains unknown whether object recognition models like convolutional neural networks (CNNs) can handle real-world…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Hongru Zhu , Peng Tang , Jeongho Park , Soojin Park , Alan Yuille

Amodal recognition is the ability of the system to detect occluded objects. Most SOTA Visual Recognition systems lack the ability to perform amodal recognition. Few studies have achieved amodal recognition through passive prediction or…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Venkatraman Narayanan , Bala Murali Manoghar , Rama Prashanth RV , Phu Pham , Aniket Bera

Image classification models, including convolutional neural networks (CNNs), perform well on a variety of classification tasks but struggle under conditions of partial occlusion, i.e., conditions in which objects are partially covered from…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Kaleb Kassaw , Francesco Luzi , Leslie M. Collins , Jordan M. Malof

The use of a team of humanoid robots to collaborate in completing a task is an increasingly important field of research. One of the challenges in achieving collaboration, is mutual identification and tracking of the robots. This work…

Robotics · Computer Science 2018-10-17 Hafez Farazi , Sven Behnke

Visual object recognition under situations in which the direct line-of-sight is blocked, such as when it is occluded around the corner, is of practical importance in a wide range of applications. With coherent illumination, the light…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Xin Lei , Liangyu He , Yixuan Tan , Ken Xingze Wang , Xinggang Wang , Yihan Du , Shanhui Fan , Zongfu Yu

Advances in LiDAR sensors provide rich 3D data that supports 3D scene understanding. However, due to occlusion and signal miss, LiDAR point clouds are in practice 2.5D as they cover only partial underlying shapes, which poses a fundamental…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Qiangeng Xu , Yiqi Zhong , Ulrich Neumann