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Automotive synthetic aperture radar (SAR) can achieve a significant angular resolution enhancement for detecting static objects, which is essential for automated driving. Obtaining high resolution SAR images requires precise ego vehicle…

信号处理 · 电气工程与系统科学 2022-04-25 Oded Bialer , Tom Tirer

Recurrent Neural Networks (RNN) can be difficult to deploy on resource constrained devices due to their size.As a result, there is a need for compression techniques that can significantly compress RNNs without negatively impacting task…

机器学习 · 计算机科学 2020-02-03 Urmish Thakker , Jesse Beu , Dibakar Gope , Chu Zhou , Igor Fedorov , Ganesh Dasika , Matthew Mattina

Data and data sources have become increasingly essential in recent decades. Scientists and researchers require more data to deploy AI approaches as the field continues to improve. In recent years, the rapid technological advancements have…

图像与视频处理 · 电气工程与系统科学 2021-08-26 Necmettin Bayar , W. T Al-Shaibani , Ibraheem Shayea , Abdulkader Taha , Azizul Azizan

Multi-Camera Multi-Object Tracking (MC-MOT) utilizes information from multiple views to better handle problems with occlusion and crowded scenes. Recently, the use of graph-based approaches to solve tracking problems has become very…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Cheng-Che Cheng , Min-Xuan Qiu , Chen-Kuo Chiang , Shang-Hong Lai

This paper describes a new benchmark tool, Spatter, for assessing memory system architectures in the context of a specific category of indexed accesses known as gather and scatter. These types of operations are increasingly used to express…

性能 · 计算机科学 2020-07-09 Patrick Lavin , Jeffrey Young , Jason Riedy , Richard Vuduc , Aaron Vose , Dan Ernst

We consider multiple-input multiple-output (MIMO) radar systems with widely-spaced antennas. Such antenna configuration facilitates capturing the inherent diversity gain due to independent signal dispersion by the target scatterers. We…

信息论 · 计算机科学 2015-10-28 Ali Tajer , Guido H. Jajamovich , Xiaodong Wang , George V. Moustakides

Human Action Recognition (HAR) is an interesting research area in human-computer interaction used to monitor the activities of elderly and disabled individuals affected by physical and mental health. In the recent era, skeleton-based HAR…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Faisal Mehmood , Enqing Chen , Touqeer Abbas , Samah M. Alzanin

Dual-function radar-communication (DFRC), which can simultaneously perform both radar and communication functionalities using the same hardware platform, spectral resource and transmit waveform, is a promising technique for realizing…

信号处理 · 电气工程与系统科学 2022-05-31 R. Liu , M. Li , Q. Liu , A. L. Swindlehurst

Delayed target response in synthetic aperture radar (SAR) imaging can be obscured by the range-delay ambiguity and speckle. To analyze the range-delay ambiguity, one extends the standard SAR formulation and allows both the target…

图像与视频处理 · 电气工程与系统科学 2019-09-04 Mikhail Gilman , Semyon Tsynkov

LiDAR (Light Detection and Ranging) SLAM (Simultaneous Localization and Mapping) serves as a basis for indoor cleaning, navigation, and many other useful applications in both industry and household. From a series of LiDAR scans, it…

机器人学 · 计算机科学 2022-01-03 Keisuke Sugiura , Hiroki Matsutani

The objective of the panoramic activity recognition task is to identify behaviors at various granularities within crowded and complex environments, encompassing individual actions, social group activities, and global activities. Existing…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Wenqing Gan , Yan Sun , Feiran Liu , Xiangfeng Luo

The boundary of solar system object discovery lies in detecting its faintest members. However, their discovery in detection catalogs from imaging surveys is fundamentally limited by the practice of thresholding detections at signal-to-noise…

Distributed training with synchronous stochastic gradient descent (SGD) on GPU clusters has been widely used to accelerate the training process of deep models. However, SGD only utilizes the first-order gradient in model parameter updates,…

分布式、并行与集群计算 · 计算机科学 2021-07-15 Shaohuai Shi , Lin Zhang , Bo Li

This article develops the applicability of non-linear processing techniques such as Compressed Sensing (CS), Principal Component Analysis (PCA), Iterative Adaptive Approach (IAA) and Multiple-input-multiple-output (MIMO) for the purpose of…

信号处理 · 电气工程与系统科学 2023-03-27 Mohit Kumar , Keith Kelly

Change detection is an important synthetic aperture radar (SAR) application, usually used to detect changes on the ground scene measurements in different moments in time. Traditionally, change detection algorithm (CDA) is mainly designed…

图像与视频处理 · 电气工程与系统科学 2022-06-07 B. G. Palm , D. I. Alves , V. T. Vu , M. I. Pettersson , F. M. Bayer , R. J. Cintra , R. Machado , P. Dammert , H. Hellsten

Stochastic gradient descent (SGD) now acts as a fundamental part of optimization in current machine learning. Meanwhile, deep learning architectures have shown outstanding performance in a wide range of fields, such as natural language…

机器学习 · 计算机科学 2026-01-27 Zhao Song , Song Yue

This paper presents a vector HD-mapping algorithm that formulates the mapping as a tracking task and uses a history of memory latents to ensure consistent reconstructions over time. Our method, MapTracker, accumulates a sensor stream into…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Jiacheng Chen , Yuefan Wu , Jiaqi Tan , Hang Ma , Yasutaka Furukawa

Waveform design is a pivotal component of the fully adaptive radar construct. In this paper we consider waveform design for radar space time adaptive processing (STAP), accounting for the waveform dependence of the clutter correlation…

系统与控制 · 计算机科学 2016-01-20 Pawan Setlur , Muralidhar Rangaswamy

Classical radar detection techniques rely on adaptive detectors that estimate the noise covariance matrix from target-free secondary data. While effective in Gaussian environments, these methods degrade in the presence of clutter, which is…

The log-ratio (LR) operator has been widely employed to generate the difference image for synthetic aperture radar (SAR) image change detection. However, the difference image generated by this pixel-wise operator can be subject to SAR…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Rongfang Wang , Jia-Wei Chen , Yule Wang , Licheng Jiao , Mi Wang