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We present an efficient, fast and robust Nonlinear Fourier Transform (NFT) algorithm to detect eigenvalues of the discrete spectrum. It outperforms other known NFT algorithms as it detects the eigenvalues from the continuous spectrum, the…

信息论 · 计算机科学 2018-12-10 Vahid Aref , Son T. Le , Henning Buelow

Models that contain intersample behavior are important for control design of systems with slow-rate outputs. The aim of this paper is to develop a system identification technique for fast-rate models of systems where only slow-rate output…

系统与控制 · 电气工程与系统科学 2025-06-18 Max van Haren , Roy S. Smith , Tom Oomen

Recently, change detection (CD) of remote sensing images have achieved great progress with the advances of deep learning. However, current methods generally deliver incomplete CD regions and irregular CD boundaries due to the limited…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Tianyu Yan , Zifu Wan , Pingping Zhang

In this paper, a signal detection method based on the denoise diffusion model (DM) is proposed, which outperforms the maximum likelihood (ML) estimation method that has long been regarded as the optimal signal detection technique.…

系统与控制 · 电气工程与系统科学 2025-01-14 Xiucheng Wang , Peilin Zheng , Nan Cheng

In this study we present how to approach the problem of building efficient detectors for spectrally efficient frequency division multiplexing (SEFDM) systems. The superiority of residual convolution neural networks (CNNs) for these types of…

信号处理 · 电气工程与系统科学 2021-03-23 David Picard , Arsenia Chorti

We consider a multi-object detection problem over a sensor network (SNET) with limited range sensors. This problem complements the widely considered decentralized detection problem where all sensors observe the same object. While the…

信息论 · 计算机科学 2016-11-17 Erhan B. Ermis , Venkatesh Saligrama

The detection of semantic relationships between objects represented in an image is one of the fundamental challenges in image interpretation. Neural-Symbolic techniques, such as Logic Tensor Networks (LTNs), allow the combination of…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Francesco Manigrasso , Filomeno Davide Miro , Lia Morra , Fabrizio Lamberti

The sequential analysis of the problem of joint signal detection and signal-to-noise ratio (SNR) estimation for a linear Gaussian observation model is considered. The problem is posed as an optimization setup where the goal is to minimize…

信息论 · 计算机科学 2017-01-20 M. Fauß , K. G. Nagananda , A. M. Zoubir , H. V. Poor

Detecting and extracting textual information from natural scene images needs Scene Text Detection (STD) algorithms. Fully Convolutional Neural Networks (FCNs) are usually utilized as the backbone model to extract features in these instance…

硬件体系结构 · 计算机科学 2023-06-21 Yao Xin , Guoming Tang , Donglong Chen , Rumin Zhang , Teng Liang , Ray C. C. Cheung , Cetin Kaya Koc

Despite advancements in Transformer-based detectors for small object detection (SOD), recent studies show that these detectors still face challenges due to inherent noise sensitivity in feature pyramid networks (FPN) and diminished query…

计算机视觉与模式识别 · 计算机科学 2025-07-28 Xiaocheng Fang , Jieyi Cai , Huanyu Liu , Wenxiu Cai , Yishu Liu , Bingzhi Chen

This letter proposes a low-complexity signal detection method for the splitting receiver scheme, which achieves an excellent symbol error rate (SER) performance. Based on the three-dimensional (3D) received signal of the splitting receiver,…

信号处理 · 电气工程与系统科学 2023-05-31 Yanyan Wang , Qidi Li , Xiaohu Tang

In this paper, a deep learning (DL)-based sphere decoding algorithm is proposed, where the radius of the decoding hypersphere is learned by a deep neural network (DNN). The performance achieved by the proposed algorithm is very close to the…

信号处理 · 电气工程与系统科学 2024-03-26 Mostafa Mohammadkarimi , Mehrtash Mehrabi , Masoud Ardakani , Yindi Jing

Recently, segmentation-based methods are quite popular in scene text detection, as the segmentation results can more accurately describe scene text of various shapes such as curve text. However, the post-processing of binarization is…

计算机视觉与模式识别 · 计算机科学 2019-12-04 Minghui Liao , Zhaoyi Wan , Cong Yao , Kai Chen , Xiang Bai

Single image super-resolution (SISR), as a traditional ill-conditioned inverse problem, has been greatly revitalized by the recent development of convolutional neural networks (CNN). These CNN-based methods generally map a low-resolution…

图像与视频处理 · 电气工程与系统科学 2024-10-30 Yuqing Liu , Shiqi Wang , Jian Zhang , Shanshe Wang , Siwei Ma , Wen Gao

Hole detection is a crucial task for monitoring the status of wireless sensor networks (WSN) which often consist of low-capability sensors. Holes can form in WSNs due to the problems during placement of the sensors or power/hardware…

网络与互联网体系结构 · 计算机科学 2022-04-04 Se-Hang Cheong , Kim-Hou Ng , Yain-Whar Si

Spectrum sensing is a fundamental problem in cognitive radio. We propose a function of covariance matrix based detection algorithm for spectrum sensing in cognitive radio network. Monotonically increasing property of function of matrix…

人工智能 · 计算机科学 2012-02-21 Feng Lin , Robert C. Qiu , Zhen Hu , Shujie Hou , James P. Browning , Michael C. Wicks

Introduction of spectrum-sharing in 5G and subsequent generation networks demand base-station(s) with the capability to characterize the wideband spectrum spanned over licensed, shared and unlicensed non-contiguous frequency bands. Spectrum…

信号处理 · 电气工程与系统科学 2020-05-08 Shivam Chandhok , Himani Joshi , A V Subramanyam , Sumit J. Darak

A sequential detection and tracking (SDT) approach is proposed for detection and tracking of very low signal-to-noise (SNR) objects. The proposed approach is compared with two existing particle filter track-before-track (TBD) methods. It is…

系统与控制 · 电气工程与系统科学 2023-12-27 Reza Rezaie

The fully-connected tensor network (FCTN) decomposition has gained prominence in the field of tensor completion owing to its powerful capacity to capture the low-rank characteristics of tensors. Nevertheless, the recovery of local details…

数值分析 · 数学 2025-10-28 Wenchao Xie , Qingsong Wang , Chengcheng Yan , Zheng Peng

We present a deep neural network-enabled method to accelerate near-field (NF) antenna measurement. We develop a Near-field Super-resolution Network (NFS-Net) to reconstruct significantly undersampled near-field data as high-resolution data,…

信号处理 · 电气工程与系统科学 2024-12-04 Yuchen Gu , Hai-Han Sun , Daniel W. van der Weide