中文
相关论文

相关论文: An extreme bit-rate reduction scheme for 2D radar …

200 篇论文

In this paper, we focus on improving binary 2D instance segmentation to assist humans in labeling ground truth datasets with polygons. Humans labeler just have to draw boxes around objects, and polygons are generated automatically. To be…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Darshan Ganganna Ravindra , Laslo Dinges , Al-Hamadi Ayoub , Vasili Baranau

This paper develops novel deep learning-based architectures and design methodologies for an orthogonal frequency division multiplexing (OFDM) receiver under the constraint of one-bit complex quantization. Single bit quantization greatly…

信息论 · 计算机科学 2019-05-29 Eren Balevi , Jeffrey G. Andrews

In this paper, we present a 2D target localization method using two low cost and compact Mellimeter Wave Frequency Modulated Continuous Wave (MMW-FMCW) radars. To create a 2D map we exploit the bilateration method followed by a multi-target…

信号处理 · 电气工程与系统科学 2021-09-16 Shahrokh Hamidi , Safieddin Safavi-Naeini

This study presents a noise-robust framework for 1-bit diffraction tomography, a novel imaging approach that relies on intensity-only binary measurements obtained through coded apertures. The proposed reconstruction scheme leverages random…

信息论 · 计算机科学 2025-05-27 Pengwen Chen , Albert Fannjiang

In this paper, we propose a uniformly dithered 1-bit quantization scheme for high-dimensional statistical estimation. The scheme contains truncation, dithering, and quantization as typical steps. As canonical examples, the quantization…

机器学习 · 统计学 2023-01-23 Junren Chen , Cheng-Long Wang , Michael K. Ng , Di Wang

In distributed radar systems, when several transmitters radiate simultaneously, the reflected signals need to be distinguished at the receivers to detect various targets. If the transmit signals are in different frequency bands, they…

信号处理 · 电气工程与系统科学 2024-01-02 Gokularam Muthukrishnan , S. Sruti , K. Giridhar

To leverage high-frequency bands in 6G wireless systems and beyond, employing massive multiple-input multipleoutput (MIMO) arrays at the transmitter and/or receiver side is crucial. To mitigate the power consumption and hardware complexity…

信号处理 · 电气工程与系统科学 2025-10-01 Amin Radbord , Italo Atzeni , Antti Tölli

Motivated by applications in unmanned aerial based ground penetrating radar for detecting buried landmines, we consider the problem of imaging small point like scatterers situated in a lossy medium below a random rough surface. Both the…

信号处理 · 电气工程与系统科学 2023-03-24 Arnold D. Kim , Chrysoula Tsogka

In this paper, colocated MIMO radar waveform design is considered by minimizing the integrated side-lobe level to obtain beam patterns with lower side-lobe levels than competing methods. First, a quadratic programming problem is formulated…

信息论 · 计算机科学 2018-07-24 Haisheng Xu , Rick S. Blum , Jian Wang , Jian Yuan

Bit-depth expansion (BDE) is one of the emerging technologies to display high bit-depth (HBD) image from low bit-depth (LBD) source. Existing BDE methods have no unified solution for various BDE situations, and directly learn a mapping for…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Yuqing Liu , Qi Jia , Jian Zhang , Xin Fan , Shanshe Wang , Siwei Ma , Wen Gao

One of the main drawbacks of the well-known Direct Position Determination (DPD) method is the requirement that raw signal data be transferred to a common processor. It would therefore be of high practical value if DPD$-$or a modified…

信号处理 · 电气工程与系统科学 2021-05-26 Amir Weiss , Gregory W. Wornell

In this paper, the problem of target localization in the presence of outlying sensors is tackled. This problem is important in practice because in many real-world applications the sensors might report irrelevant data unintentionally or…

最优化与控制 · 数学 2018-02-15 Alireza Zaeemzadeh , Mohsen Joneidi , Behzad Shahrasbi , Nazanin Rahnavard

Fingerprint-based passive localization enables high localization accuracy using low-cost UWB IoT radio sensors. However, fingerprinting demands extensive effort for data acquisition. The concept of channel charting reduces this effort by…

信号处理 · 电气工程与系统科学 2025-05-16 Raffael Poeggel , Maximilian Stahlke , Jonas Pirkl , Jonathan Ott , George Yammine , Tobias Feigl , Christopher Mutschler

In this paper, we propose a learning-based detection framework for uplink massive multiple-input and multiple-output (MIMO) systems with one-bit analog-to-digital converters. The learning-based detection only requires counting the…

信号处理 · 电气工程与系统科学 2024-03-25 Yunseong Cho , Jinseok Choi , Brian L. Evans

Image and video compression has traditionally been tailored to human vision. However, modern applications such as visual analytics and surveillance rely on computers seeing and analyzing the images before (or instead of) humans. For these…

图像与视频处理 · 电气工程与系统科学 2018-02-19 Hyomin Choi , Ivan V. Bajic

Deep learning has been successfully applied to object detection from remotely sensed images. Images are typically processed on the ground rather than on-board due to the computation power of the ground system. Such offloaded processing…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Jaemin Kang , Hoeseok Yang , Hyungshin Kim

This work focuses on representing very high-dimensional global image descriptors using very compact 64-1024 bit binary hashes for instance retrieval. We propose DeepHash: a hashing scheme based on deep networks. Key to making DeepHash work…

计算机视觉与模式识别 · 计算机科学 2016-02-17 Jie Lin , Olivier Morere , Vijay Chandrasekhar , Antoine Veillard , Hanlin Goh

Passive Radio-Frequency IDentification (RFID) systems carry critical importance for Internet of Things (IoT) applications due to their energy harvesting capabilities. RFID based position estimation, in particular, is expected to facilitate…

网络与互联网体系结构 · 计算机科学 2017-05-01 Bekir Sait Ciftler , Abdullah Kadri , Ismail Guvenc

Accurate reconstruction of static and rapidly moving targets demands three-dimensional imaging solutions with high temporal and spatial resolution. Radar sensors are a promising sensing modality because of their fast capture rates and their…

信号处理 · 电气工程与系统科学 2025-11-05 Vanessa Wirth , Johanna Bräunig , Martin Vossiek , Tim Weyrich , Marc Stamminger

Plane Wave imaging enables many applications that require high frame rates, including localisation microscopy, shear wave elastography, and ultra-sensitive Doppler. To alleviate the degradation of image quality with respect to conventional…

信号处理 · 电气工程与系统科学 2021-12-24 Nishith Chennakeshava , Ben Luijten , Massimo Mischi , Yonina C. Eldar , Ruud J. G. van Sloun