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Deep neural networks (DNNs) play a significant role in an increasing body of research on traffic forecasting due to their effectively capturing spatiotemporal patterns embedded in traffic data. A general assumption of training the said…

Machine Learning · Computer Science 2025-10-29 Fuqiang Liu , Weiping Ding , Luis Miranda-Moreno , Lijun Sun

Time series has wide applications in the real world and is known to be difficult to forecast. Since its statistical properties change over time, its distribution also changes temporally, which will cause severe distribution shift problem to…

Machine Learning · Computer Science 2021-08-12 Yuntao Du , Jindong Wang , Wenjie Feng , Sinno Pan , Tao Qin , Renjun Xu , Chongjun Wang

Alternative navigation technology to global navigation satellite systems (GNSSs) is required for unmanned ground vehicles (UGVs) in multipath environments (such as urban areas). In urban areas, long-term evolution (LTE) signals can be…

Signal Processing · Electrical Eng. & Systems 2020-12-17 Halim Lee , Jiwon Seo

This paper presents a comprehensive exploration of Angle of Arrival (AoA) estimation techniques in 5G environments, using the Sounding Reference Signal (SRS) in Uplink scenarios both in simulations and with actual measurements. Leveraging…

Signal Processing · Electrical Eng. & Systems 2024-11-26 Thodoris Spanos , Fran Fabra , José A. López-Salcedo , Gonzalo Seco-Granados , Nikos Kanistras , Ivan Lapin , Vassilis Paliouras

Location-based services such as autonomous vehicles, drones, and indoor positioning require precise and scalable distance estimates. The bias and variance of range estimators inherently influence the resulting localization quality. In this…

Signal Processing · Electrical Eng. & Systems 2024-10-23 Patrick Rathje , Olaf Landsiedel

PURPOSE: Deep learning methods for classifying prostate cancer (PCa) in ultrasound images typically employ convolutional networks (CNNs) to detect cancer in small regions of interest (ROI) along a needle trace region. However, this approach…

Industrial X-ray analysis is common in aerospace, automotive or nuclear industries where structural integrity of some parts needs to be guaranteed. However, the interpretation of radiographic images is sometimes difficult and may lead to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Alberto García-Pérez , María José Gómez-Silva , Arturo de la Escalera

This paper presents a tool for the analysis, and simulation of direction-of-arrival (DOA) estimation in wireless mobile communication systems over the fading channel. It reviews two methods of Direction of arrival (DOA) estimation…

Networking and Internet Architecture · Computer Science 2011-12-12 A. V. Meenakshi , V. Punitham , R. Kayalvizhi , S. Asha

The steadily growing use of license-free frequency bands requires reliable coexistence management for deterministic medium utilization. For interference mitigation, proper wireless interference identification (WII) is essential. In this…

Machine Learning · Computer Science 2018-04-19 Malte Schmidt , Dimitri Block , Uwe Meier

Interferometric Synthetic Aperture Radar (InSAR) imagery based on microwaves reflected off ground targets is becoming increasingly important in remote sensing for ground movement estimation. However, the reflections are contaminated by…

Image and Video Processing · Electrical Eng. & Systems 2020-01-22 Subhayan Mukherjee , Aaron Zimmer , Xinyao Sun , Parwant Ghuman , Irene Cheng

signal direction-of-arrival estimation using an array of sensors has been the subject of intensive research and development during the last two decades. Efforts have been directed to both, better solutions for the general data model and to…

Information Theory · Computer Science 2009-11-13 Farzan Haddadi , Mohammad Mahdi Nayebi , Mohammad Reza Aref

Vibration-based condition monitoring techniques are commonly used to identify faults in rolling element bearings. Accuracy and speed of fault detection procedures are critical performance measures in condition monitoring. Delay is…

Machine Learning · Computer Science 2024-10-10 Hariom Dhungana , Suresh Kumar Mukhiya , Pragya Dhungana , Benjamin Karic

This technical report presents research results achieved in the field of verification of trained Convolutional Neural Network (CNN) used for image classification in safety-critical applications. As running example, we use the obstacle…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Jan Peleska , Felix Brüning , Mario Gleirscher , Wen-ling Huang

Network intrusion detection is critical for securing modern networks, yet the complexity of network traffic poses significant challenges to traditional methods. This study proposes a Temporal Convolutional Network(TCN) model featuring a…

Cryptography and Security · Computer Science 2025-02-11 Rukmini Nazre , Rujuta Budke , Omkar Oak , Suraj Sawant , Amit Joshi

In this paper, we consider a time-varying optimization approach to the problem of tracking a moving target using noisy time-of-arrival (TOA) measurements. Specifically, we formulate the problem as that of sequential TOA-based source…

Optimization and Control · Mathematics 2022-01-19 Yuen-Man Pun , Anthony Man-Cho So

Direction-of-arrival (DoA) is a critical parameter in wireless channel estimation. With the ever-increasing requirement of high data rate and ubiquitous devices in wireless communication systems, effective wideband DoA estimation is…

Signal Processing · Electrical Eng. & Systems 2023-11-21 Xiaorui Ding , Wenbo Xu , Yue Wang

Accurate localization in indoor environments is a challenge due to the Non Line of Sight (NLoS) nature of the signaling. In this paper, we explore the use of AI/ML techniques for positioning accuracy enhancement in Indoor Factory (InF)…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Sai Prasanth Kotturi , Anil Kumar Yerrapragada , Sai Prasad , Radha Krishna Ganti

Unrolled deep neural networks have attracted significant attention for their success in various practical applications. In this paper, we explore an application of deep unrolling in the direction of arrival (DoA) estimation problem when…

Signal Processing · Electrical Eng. & Systems 2024-05-17 Farhang Yeganegi , Arian Eamaz , Tara Esmaeilbeig , Mojtaba Soltanalian

We propose a novel traffic sign detection system that simultaneously estimates the location and precise boundary of traffic signs using convolutional neural network (CNN). Estimating the precise boundary of traffic signs is important in…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Hee Seok Lee , Kang Kim

Crash events identification and prediction plays a vital role in understanding safety conditions for transportation systems. While existing systems use traffic parameters correlated with crash data to classify and train these models, we…

Sound · Computer Science 2022-03-14 Zubayer Islam , Mohamed Abdel-Aty