中文
相关论文

相关论文: Parameter Estimation of Ground Moving Targets Base…

200 篇论文

Neural Networks trained with gradient descent are known to be susceptible to catastrophic forgetting caused by parameter shift during the training process. In the context of Neural Machine Translation (NMT) this results in poor performance…

计算与语言 · 计算机科学 2019-06-20 Ankur Bapna , Orhan Firat

Previous studies determining which astronomical photometry software is best suited for a particular dataset are usually focused on speed, source classification, and/or meeting a sensitivity requirement. For faint objects in particular, the…

天体物理仪器与方法 · 物理学 2013-05-27 Sarah Sonnett , Karen Meech , Robert Jedicke , Schelte Bus , John Tonry , Olivier Hainaut

Video processing solutions for motion analysis are key tasks in many computer vision applications, ranging from human activity recognition to object detection. In particular, speed estimation algorithms may be relevant in contexts such as…

图像与视频处理 · 电气工程与系统科学 2022-11-29 Veronica Mattioli , Davide Alinovi , Riccardo Raheli

The illumination of improperly exposed photographs has been widely corrected using deep convolutional neural networks or Transformers. Despite with promising performance, these methods usually suffer from large parameter amounts and heavy…

计算机视觉与模式识别 · 计算机科学 2023-11-16 Yijie Zhou , Chao Li , Jin Liang , Tianyi Xu , Xin Liu , Jun Xu

We present Neural Machine Translation (NMT) training using document-level metrics with batch-level documents. Previous sequence-objective approaches to NMT training focus exclusively on sentence-level metrics like sentence BLEU which do not…

计算与语言 · 计算机科学 2020-05-05 Danielle Saunders , Felix Stahlberg , Bill Byrne

Multi-target tracking (MTT) is a classical signal processing task, where the goal is to estimate the states of an unknown number of moving targets from noisy sensor measurements. In this paper, we revisit MTT from a deep learning…

信号处理 · 电气工程与系统科学 2024-05-15 Damian Owerko , Charilaos I. Kanatsoulis , Jennifer Bondarchuk , Donald J. Bucci , Alejandro Ribeiro

Graph Signal Processing has become a very useful framework for signal operations and representations defined on irregular domains. Exploiting transformations that are defined on graph models can be highly beneficial when the graph encodes…

机器学习 · 计算机科学 2019-10-14 Yusuf Pilavci , Nicolas Farrugia

Visual grounding (VG) aims to establish fine-grained alignment between vision and language. Ideally, it can be a testbed for vision-and-language models to evaluate their understanding of the images and texts and their reasoning abilities…

计算机视觉与模式识别 · 计算机科学 2023-07-24 Zhihong Chen , Ruifei Zhang , Yibing Song , Xiang Wan , Guanbin Li

Stein variational gradient descent (SVGD) is a kernel-based and non-parametric particle method for sampling from a target distribution, such as in Bayesian inference and other machine learning tasks. Different from other particle methods,…

最优化与控制 · 数学 2025-10-02 Viktor Stein , Wuchen Li

The training of deep neural networks is inherently a nonconvex optimization problem, yet standard approaches such as stochastic gradient descent (SGD) require simultaneous updates to all parameters, often leading to unstable convergence and…

机器学习 · 计算机科学 2025-08-07 Chengcheng Yan , Jiawei Xu , Zheng Peng , Qingsong Wang

Vision transformers have gained significant attention and achieved state-of-the-art performance in various computer vision tasks, including image classification, instance segmentation, and object detection. However, challenges remain in…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Badri N. Patro , Vijay Srinivas Agneeswaran

We propose a simple algorithm to train stochastic neural networks to draw samples from given target distributions for probabilistic inference. Our method is based on iteratively adjusting the neural network parameters so that the output…

机器学习 · 统计学 2017-11-01 Yihao Feng , Dilin Wang , Qiang Liu

Thesedays, Convolutional Neural Networks are widely used in semantic segmentation. However, since CNN-based segmentation networks produce low-resolution outputs with rich semantic information, it is inevitable that spatial details (e.g.,…

计算机视觉与模式识别 · 计算机科学 2019-10-03 Youngeun Kim , Seunghyeon Kim , Taekyung Kim , Changick Kim

Land-cover understanding in remote sensing increasingly demands class-agnostic systems that generalize across datasets while remaining spatially precise and interpretable. We study a geometry-first discovery-and-interpretation setting under…

计算机视觉与模式识别 · 计算机科学 2026-01-09 Siyi Chen , Kai Wang , Weicong Pang , Ruiming Yang , Ziru Chen , Renjun Gao , Alexis Kai Hon Lau , Dasa Gu , Chenchen Zhang , Cheng Li

RRT* is an efficient sampling-based motion planning algorithm. However, without taking advantages of accessible environment information, sampling-based algorithms usually result in sampling failures, generate useless nodes, and/or fail in…

机器人学 · 计算机科学 2022-07-19 Chenxi Feng , Haochen Wu

We develop a primal-dual algorithm that allows for one-step inversion of spectral CT transmission photon counts data to a basis map decomposition. The algorithm allows for image constraints to be enforced on the basis maps during the…

医学物理 · 物理学 2016-05-04 Rina Foygel Barber , Emil Y. Sidky , Taly Gilat Schmidt , Xiaochuan Pan

Multi-object tracking (MOT) is the task of estimating the state trajectories of an unknown and time-varying number of objects over a certain time window. Several algorithms have been proposed to tackle the multi-object smoothing task, where…

计算机视觉与模式识别 · 计算机科学 2024-01-01 Juliano Pinto , Georg Hess , Yuxuan Xia , Henk Wymeersch , Lennart Svensson

MeanShift algorithm has been widely used in tracking tasks because of its simplicity and efficiency. However, the traditional MeanShift algorithm needs to label the initial region of the target, which reduces the applicability of the…

计算机视觉与模式识别 · 计算机科学 2022-06-20 Lin Li , Guoli Wang , Xuemei Guo

Geometry processing of 3D objects is of primary interest in many areas of computer vision and graphics, including robot navigation, 3D object recognition, classification, feature extraction, etc. The recent introduction of cheap range…

信号处理 · 电气工程与系统科学 2021-11-20 Gerasimos Arvanitis

Video transformers have recently emerged as an effective alternative to convolutional networks for action classification. However, most prior video transformers adopt either global space-time attention or hand-defined strategies to compare…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Jue Wang , Lorenzo Torresani