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Amodal segmentation aims to infer the complete shape of occluded objects, even when the occluded region's appearance is unavailable. However, current amodal segmentation methods lack the capability to interact with users through text input…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Zhixuan Li , Hyunse Yoon , Sanghoon Lee , Weisi Lin

Object tracking is an essential problem in computer vision that has been researched for several decades. One of the main challenges in tracking is to adapt to object appearance changes over time and avoiding drifting to background clutter.…

Computer Vision and Pattern Recognition · Computer Science 2018-11-09 Elena Burceanu , Marius Leordeanu

We present "Tracklet-less Heliocentric Orbit Recovery" (THOR), an algorithm for linking of observations of Solar System objects across multiple epochs that does not require intra-night tracklets or a predefined cadence of observations…

Instrumentation and Methods for Astrophysics · Physics 2021-09-22 Joachim Moeyens , Mario Juric , Jes Ford , Dino Bektesevic , Andrew J. Connolly , Siegfried Eggl , Željko Ivezić , R. Lynne Jones , J. Bryce Kalmbach , Hayden Smotherman

Detecting small targets at range is difficult because there is not enough spatial information present in an image sub-region containing the target to use correlation-based methods to differentiate it from dynamic confusers present in the…

Computer Vision and Pattern Recognition · Computer Science 2021-02-15 Tegan Emerson , Sarah Tymochko , George Stantchev , Jason A. Edelberg , Michael Wilson , Colin C. Olson

Tracking a time-varying indefinite number of objects in a video sequence over time remains a challenge despite recent advances in the field. Most existing approaches are not able to properly handle multi-object tracking challenges such as…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Tianyu Zhu , Markus Hiller , Mahsa Ehsanpour , Rongkai Ma , Tom Drummond , Ian Reid , Hamid Rezatofighi

A key challenge for LiDAR-based 3D object detection is to capture sufficient features from large scale 3D scenes especially for distant or/and occluded objects. Albeit recent efforts made by Transformers with the long sequence modeling…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Chao Zhou , Yanan Zhang , Jiaxin Chen , Di Huang

Aiming to address the fast multi-object tracking for dense small object in the cluster background, we review track orientated multi-hypothesis tracking(TOMHT) with consideration of batch optimization. Employing autocorrelation based motion…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Longtao Chen , Jing Lou , Wei Zhu , Qingyuan Xia , Mingwu Ren

Event-based object detection has recently garnered attention in the computer vision community due to the exceptional properties of event cameras, such as high dynamic range and no motion blur. However, feature asynchronism and sparsity…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Ting-Kang Yen , Igor Morawski , Shusil Dangi , Kai He , Chung-Yi Lin , Jia-Fong Yeh , Hung-Ting Su , Winston Hsu

Prediction and discovery of new materials with desired properties are at the forefront of quantum science and technology research. A major bottleneck in this field is the computational resources and time complexity related to finding new…

Conventional multi-object tracking (MOT) systems are predominantly designed for pedestrian tracking and often exhibit limited generalization to other object categories. This paper presents a generalized tracking framework capable of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Hamidreza Hashempoor , Yu Dong Hwang

Accurate perception of the surrounding scene is helpful for robots to make reasonable judgments and behaviours. Therefore, developing effective scene representation and recognition methods are of significant importance in robotics.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Bo Miao , Liguang Zhou , Ajmal Mian , Tin Lun Lam , Yangsheng Xu

Tiny object detection is one of the key challenges in the field of object detection. The performance of most generic detectors dramatically decreases in tiny object detection tasks. The main challenge lies in extracting effective features…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Bing Cao , Haiyu Yao , Pengfei Zhu , Qinghua Hu

Understanding the structure of high-dimensional data is fundamental to neuroscience and other data-intensive scientific fields. While persistent homology effectively identifies basic topological features such as "holes," it lacks the…

Algebraic Topology · Mathematics 2025-07-16 Ekaterina S. Ivshina , Galit Anikeeva , Ling Zhou

Recurrent feedback connections in the mammalian visual system have been hypothesized to play a role in synthesizing input in the theoretical framework of analysis by synthesis. The comparison of internally synthesized representation with…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Hao Wang , Xingyu Lin , Yimeng Zhang , Tai Sing Lee

Studying how embeddings are organized in space not only enhances model interpretability but also uncovers factors that drive downstream task performance. In this paper, we present a comprehensive analysis of topological and geometric…

Machine Learning · Computer Science 2025-12-02 Florian Rottach , William Rudman , Bastian Rieck , Harrisen Scells , Carsten Eickhoff

Appropriately representing elements in a database so that queries may be accurately matched is a central task in information retrieval; recently, this has been achieved by embedding the graphical structure of the database into a manifold in…

Machine Learning · Statistics 2023-07-10 Yueqi Cao , Athanasios Vlontzos , Luca Schmidtke , Bernhard Kainz , Anthea Monod

The availability of large data sets is providing an impetus for driving current artificial intelligent developments. There are, however, challenges for developing solutions with small data sets due to practical and cost-effective deployment…

Machine Learning · Computer Science 2024-05-17 Luca Gherardini , Varun Ravi Varma , Karol Capala , Roger Woods , Jose Sousa

Topological Machine Learning (TML) is an emerging field that leverages techniques from algebraic topology to analyze complex data structures in ways that traditional machine learning methods may not capture. This tutorial provides a…

Machine Learning · Computer Science 2024-09-05 Baris Coskunuzer , Cüneyt Gürcan Akçora

Object recognition in the presence of background clutter and distractors is a central problem both in neuroscience and in machine learning. However, the performance level of the models that are inspired by cortical mechanisms, including…

Computer Vision and Pattern Recognition · Computer Science 2014-10-29 Reza Moazzezi

Persistent homology analysis provides means to capture the connectivity structure of data sets in various dimensions. On the mathematical level, by defining a metric between the objects that persistence attaches to data sets, we can…

Machine Learning · Computer Science 2019-06-12 Henri Riihimäki , José Licón-Saláiz