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๐Ÿ” md nadim ๐Ÿ“‚ Engineering
Showing 174 results for "md nadim" in Engineering
Engineering Preprint PDF DOI

On the Nesterov's acceleration: A NAIM perspective

Rachit Mehra, M Parimi, Amol Yerudkar, S.R. Wagh, Navdeep Singh ยท 2026

We present a unifying Nearly Asymptotically Invariant Manifold (NAIM) framework for understanding Nesterovs Accelerated Gradient (NAG) method. By lifting the first-order gradient flow into a second-orโ€ฆ

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Engineering Preprint PDF DOI

GreenScatter: Through-Canopy Soil Moisture Sensing with UAV-Mounted Radar

Luke Jacobs, Ishfaq Aziz, Benhao Lu, Alireza Tabatabaeenejad, Mohamad Alipour, Elahe Soltanaghai ยท 2026

Soil moisture is a critical variable for managing irrigation, improving crop yield, and understanding field-scale hydrology. Radars mounted on unmanned aerial vehicles (UAVs) offer a promising means tโ€ฆ

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Engineering Preprint PDF DOI

Robust Multidimensional Chinese Remainder Theorem (MD-CRT) with Non-Diagonal Moduli and Multi-Stage Framework

Guangpu Guo, Xiang-Gen Xia ยท 2026

The Chinese remainder theorem (CRT) provides an efficient way to reconstruct an integer from its remainders modulo several integer moduli, and has been widely applied in signal processing and informatโ€ฆ

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Engineering Preprint PDF DOI

A System-View Optimal Additional Active Power Control of Wind Turbines for Grid Frequency Support

Yubo Zhang, Zhiguo Hao, Songhao Yang, Baohui Zhang ยท 2026

Additional active power control (AAPC) of wind turbines (WTs) is essential to improve the transient frequency stability of low-inertia power systems. Most of the existing research has focused on imitaโ€ฆ

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Engineering Preprint PDF DOI

Cyclic Delay-Doppler Shift: A Simple Transmit Diversity Technique for Ultra-Reliable Communications in Doubly Selective Channels

Haoran Yin, Yu Zhou, Yanqun Tang, Di Zhang, Chi Zhang, Xizhang Wei, Jiaojiao Xiong, Fan Liu, Marwa Chafii, Merouane Debbah ยท 2026

Affine frequency division multiplexing (AFDM) and orthogonal time frequency space (OTFS) are two promising advanced waveforms proposed for reliable communications in high-mobility scenarios. In this pโ€ฆ

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Engineering Preprint PDF DOI

Emergency-Aware and Frequency-Constrained HVDC Planning for A Multi-Area Asynchronously Interconnected Grid

Yiliu He, Haiwang Zhong, Grant Ruan, Yan Xu, Chongqing Kang ยท 2026

High-voltage direct current (HVDC) technology has played a crucial role for long-distance transmission of renewable power generation. However, the integration of large-capacity HVDC lines introduces sโ€ฆ

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Engineering Preprint PDF DOI

Learning-Augmented Primal-Dual Control Design for Secondary Frequency Regulation

Yixuan Yu, Rajni K. Bansal, Yan Jiang, Pengcheng You ยท 2026

Frequency stability is fundamental to the secure operation of power systems. With growing uncertainty and volatility introduced by renewable generation, secondary frequency regulation must now deliverโ€ฆ

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Engineering Preprint PDF DOI

Wide-Area GNSS Interference Monitoring with CYGNSS GNSS-R Delay-Doppler Noise Floor Observations

Ji-Hyeon Shin, Pyo-Woong Son ยท 2026

Delay-Doppler Map (DDM) noise-floor observations from the Cyclone Global Navigation Satellite System (CYGNSS) constellation provide a practical means for spaceborne detection of GNSS radio frequency iโ€ฆ

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Engineering Preprint PDF DOI

Molecular Dynamics Simulations Reveal PolyQ-Length-Dependent Conformational Changes in Huntingtin Exon-1: Implications for Environmental Co-Solvent Modulation of Aggregation-Prone States

Jai Geddes-Nelson, Xiaochen Liu, Ken-Tye Yong ยท 2026

Huntington's disease (HD) is caused by CAG-repeat expansion in HTT, which lengthens the polyglutamine (polyQ) tract in huntingtin (HTT) and promotes misfolding and aggregation. While polyQ-length-depeโ€ฆ

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Engineering Preprint PDF DOI

Goal-Oriented Semantic Communication for ISAC-Enabled Robotic Obstacle Avoidance

Wenjie Liu, Yansha Deng, Henk Wymeersch ยท 2026

We investigate an integrated sensing and communication (ISAC)-enabled BS for the unmanned aerial vehicle (UAV) obstacle avoidance task, and propose a goal-oriented semantic communication (GOSC) framewโ€ฆ

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Engineering Preprint PDF DOI

MD-AirComp+: Adaptive Quantization for Blind Massive Digital Over-the-Air Computation

Li Qiao, Yueqing Wang, Hanjun Jiang, Xinhua Liu, Yixuan Xing, Yongpeng Wu, Zhen Gao ยท 2026

Recent research has shown that unsourced massive access (UMA) is naturally well-suited for over-the-air computation (AirComp), as it does not require knowledge of each individual signal, as demonstratโ€ฆ

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Engineering Preprint PDF DOI

Deep Neural Network-Enhanced Frequency-Constrained Optimal Power Flow with Multi-Governor Dynamics

Fan Jiang, Xingpeng Li, Pascal Van Hentenryck ยท 2026

To ensure frequency security in power systems, both the rate of change of frequency (RoCoF) and the frequency nadir (FN) must be explicitly accounted for in real-time frequency-constrained optimal powโ€ฆ

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Engineering Preprint PDF DOI

Statistical-Geometric Degeneracy in UAV Search: A Physics-Aware Asymmetric Filtering Approach

Zhiyuan Ren, Yudong Fang, Tao Zhang, Wenchi Cheng, Ben Lan ยท 2026

Post-disaster survivor localization using Unmanned Aerial Vehicles (UAVs) faces a fundamental physical challenge: the prevalence of Non-Line-of-Sight (NLOS) propagation in collapsed structures. Unlikeโ€ฆ

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Engineering Preprint PDF DOI

Frequency Shaping Control for Oscillation Damping in Weakly-Connected Power Network: A Root Locus Method

Yan Jiang, Wei Chen, Zhaomin Lyu, Xunning Zhang, Dan Wang, Shinji Hara ยท 2026

Frequency control following a contingency event is of vital concern in power system operations. Leveraging inverter-based resources, it is not hard to shape the center of inertia (COI) frequency nicelโ€ฆ

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Engineering Preprint PDF DOI

MDAgent2: Large Language Model for Code Generation and Knowledge Q&A in Molecular Dynamics

Zhuofan Shi, Hubao A, Yufei Shao, Dongliang Huang, Hongxu An, Chunxiao Xin, Haiyang Shen, Zhenyu Wang, Yunshan Na, Gang Huang, Xiang Jing ยท 2026

Molecular dynamics (MD) simulations are essential for understanding atomic-scale behaviors in materials science, yet writing LAMMPS scripts remains highly specialized and time-consuming tasks. Althougโ€ฆ

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Engineering Preprint PDF DOI

Resource Allocation via Backscatter-Aware Transmit Antenna Selection for Low-PAPR and Ultra-Reliable WSNs

Rahul Gulia, Ashish Sheikh, Feyisayo Favour Popoola, Serisha Vadlamudi ยท 2025

This paper addresses a fundamental physical layer conflict in hybrid Wireless Sensor Networks (WSNs) between high-throughput primary communication and the stringent power envelope requirements of passโ€ฆ

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Engineering Preprint PDF DOI

Assessing the Frequency Response Potential of Heavy-Duty Electric Vehicles with Vehicle-to-Grid Integration in the California Power System

Xiaojie Tao, Yaoyu Fan, Zhaoyi Ye, Rajit Gadh ยท 2025

The integration of heavy-duty electric vehicles (EVs) with Vehicle-to-Grid (V2G) capability can enhance primary frequency response and improve stability in power systems with high renewable penetratioโ€ฆ

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Engineering Preprint PDF DOI

Coordinated Fast Frequency Response from Electric Vehicles, Data Centers, and Battery Energy Storage Systems

Xiaojie Tao, Rajit Gadh ยท 2025

High renewable penetration has significantly reduced system inertia in modern power grids, increasing the need for fast frequency response (FFR) from distributed and non-traditional resources. While eโ€ฆ

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Engineering Preprint PDF DOI

Fast Frequency Response Potential of Data Centers through Workload Modulation and UPS Coordination

Xiaojie Tao, Rajit Gadh ยท 2025

The rapid growth of renewable energy sources has significantly reduced system inertia and increased the need for fast frequency response (FFR) in modern power systems. Data centers, as large and flexiโ€ฆ

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Engineering Preprint PDF DOI

Headroom as A Grid Service in Software-Defined Power Grids: A Peak-to-Peak Control Design Approach

Zhongda Chu, Fei Teng ยท 2025

To address system frequency challenges driven by the integration of renewable generation, advanced control strategies are designed at the device level to provide effective frequency support following โ€ฆ

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