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Modern GPUs are equipped with large amounts of high-bandwidth memory, enabling them to support mini-batch sizes of up to tens of thousands of training samples. However, most existing optimizers struggle to perform effectively at such a…

Machine Learning · Computer Science 2026-02-10 Yishun Lu , Wesley Armour

With the increasing integration of robots into human life, their role in architectural spaces where people spend most of their time has become more prominent. While motion capabilities and accurate localization for automated robots have…

Robotics · Computer Science 2025-03-12 Mengke Zhang , Zhihao Tian , Yaoguang Xia , Chao Xu , Fei Gao , Yanjun Cao

The pursuit of universal black-box optimization (BBO) algorithms is a longstanding goal. However, unlike domains such as language or vision, where scaling structured data has driven generalization, progress in offline BBO remains hindered…

Machine Learning · Computer Science 2025-06-10 Rong-Xi Tan , Ming Chen , Ke Xue , Yao Wang , Yaoyuan Wang , Sheng Fu , Chao Qian

Recently, diffusion models have gained popularity and attention in trajectory optimization due to their capability of modeling multi-modal probability distributions. However, addressing nonlinear equality constraints, i.e, dynamic…

Robotics · Computer Science 2026-03-10 Jushan Chen , Santiago Paternain

Learning embedding table plays a fundamental role in Click-through rate(CTR) prediction from the view of the model performance and memory usage. The embedding table is a two-dimensional tensor, with its axes indicating the number of feature…

Information Retrieval · Computer Science 2022-09-07 Fuyuan Lyu , Xing Tang , Hong Zhu , Huifeng Guo , Yingxue Zhang , Ruiming Tang , Xue Liu

In the framework of real Hilbert spaces we study continuous in time dynamics as well as numerical algorithms for the problem of approaching the set of zeros of a single-valued monotone and continuous operator $V$. The starting poin is a…

Optimization and Control · Mathematics 2024-02-23 Radu Ioan Bot , Ernö Robert Csetnek , Dang-Khoa Nguyen

Zeroth-order optimization (ZO) has been a powerful framework for solving black-box problems, which estimates gradients using zeroth-order data to update variables iteratively. The practical applicability of ZO critically depends on the…

Optimization and Control · Mathematics 2026-03-03 Ruiyang Jin , Yuke Zhou , Yujie Tang , Jie Song , Siyang Gao

Stochastic optimization of engineering systems is often infeasible due to repeated evaluations of a computationally expensive, high-fidelity simulation. Bi-fidelity methods mitigate this challenge by leveraging a cheaper, approximate model…

Optimization and Control · Mathematics 2025-12-19 Thomas O. Dixon , Geoffrey F. Bomarito , James E. Warner , Alex A. Gorodetsky

In the field of remote sensing, we often utilize oriented bounding boxes (OBB) to bound the objects. This approach significantly reduces the overlap among dense detection boxes and minimizes the inclusion of background content within the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Jianghu Shen , Xiaojun Wu

Bayesian Optimisation (BO) is a powerful tool for optimising expensive blackbox functions but its effectiveness diminishes in highdimensional spaces due to sparse data and poor surrogate model scalability While Variational Autoencoder (VAE)…

Machine Learning · Computer Science 2025-10-13 Junyu Xuan , Wenlong Chen , Yingzhen Li

Modern GPUs come with dedicated hardware to perform ray/triangle intersections and bounding volume hierarchy (BVH) traversal. While the primary use case for this hardware is photorealistic 3D computer graphics, with careful algorithm design…

Volume-based reconstruction is usually expensive both in terms of memory consumption and runtime. Especially for sparse geometric structures, volumetric representations produce a huge computational overhead. We present an efficient way to…

Computer Vision and Pattern Recognition · Computer Science 2016-08-29 Wadim Kehl , Tobias Holl , Federico Tombari , Slobodan Ilic , Nassir Navab

Stackless traversal is a technique to speed up range queries by avoiding usage of a stack during the tree traversal. One way to achieve that is to transform a given binary tree to store a left child and a skip-connection (also called an…

Data Structures and Algorithms · Computer Science 2024-12-24 Andrey Prokopenko , Damien Lebrun-Grandié

With the rapidly increasing demand for oriented object detection (OOD), recent research involving weakly-supervised detectors for learning rotated box (RBox) from the horizontal box (HBox) has attracted more and more attention. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Yi Yu , Xue Yang , Qingyun Li , Feipeng Da , Jifeng Dai , Yu Qiao , Junchi Yan

Rapidly-exploring Random Tree star (RRT*) has recently gained immense popularity in the motion planning community as it provides a probabilistically complete and asymptotically optimal solution without requiring the complete information of…

Robotics · Computer Science 2018-07-24 Zaid Tahir , Ahmed H. Qureshi , Yasar Ayaz , Raheel Nawaz

While recent years have witnessed astonishing improvements in visual tracking robustness, the advancements in tracking accuracy have been limited. As the focus has been directed towards the development of powerful classifiers, the problem…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Martin Danelljan , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

Zeroth-order (ZO) optimization has emerged as a promising alternative to gradient-based backpropagation methods, particularly for black-box optimization and large language model (LLM) fine-tuning. However, ZO methods often suffer from slow…

Machine Learning · Computer Science 2025-05-26 Sihwan Park , Jihun Yun , SungYub Kim , Souvik Kundu , Eunho Yang

Optical packet header recognition is an important signal processing task of optical communication networks. In this work, we propose an all-optical reservoir, consisting of integrated double-ring resonators (DRRs) as nodes, for fast and…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Zheng Li , Xiaoyan Zhou , Zongze Li , Guanju Peng , Yuhao Guo , Lin Zhang

In this paper, we demonstrate a novel algorithm that uses ellipse fitting to estimate the bounding box rotation angle and size with the segmentation(mask) on the target for online and real-time visual object tracking. Our method,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Bao Xin Chen , John K. Tsotsos

Teeth segmentation and recognition play a vital role in a variety of dental applications and diagnostic procedures. The integration of deep learning models has facilitated the development of precise and automated segmentation methods.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Devichand Budagam , Azamat Zhanatuly Imanbayev , Iskander Rafailovich Akhmetov , Aleksandr Sinitca , Sergey Antonov , Dmitrii Kaplun