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🔍 anish acharya 📂 Engineering
Showing 72 results for "anish acharya" in Engineering
Engineering Preprint PDF DOI

Cross-Atlantic Research Agenda for Scalable Grid Architectures and Distributed Flexibility

Mads R. Almassalkhi, Dakota Hamilton, Hasan Giray Oral, Yury Dvorkin, Dennice Gayme, Bri-Mathias Hodge, Brian Vad Mathiesen, Jakob Stoustrup, Tobias Ritschel, Rune G. Junker, Shahab Tohidi, Razgar Ebrahimy, Henrik Madsen · 2026

Electric power systems are rapidly evolving into deeply digital, cyber-physical infrastructures in which large fleets of distributed energy resources must be coordinated as system-level flexibility ac…

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Engineering Preprint PDF DOI

Bilinear controllability for the linear KdV-Schr{\"o}dinger equation

Remi Buffe (IECL, SPHINX), Alessandro Duca (SPHINX, IECL), Hugo Parada (SPHINX, IECL) · 2026

We study the controllability of a linear KdV-Schr{\"o}dinger equation on the one-dimensional torus via purely imaginary bilinear controls. Considering controls spanning a suitable finite number of Fou…

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Engineering Preprint PDF DOI

Quantized Online LQR

Barron Han, Victoria Kostina, Babak Hassibi · 2026

We study online linear-quadratic regulation (LQR) with unknown dynamics under communication rate constraints. Classical networked control quantizes the plant state at every time step, requiring $O(T)$…

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Engineering Preprint PDF DOI

Safe and Near-Optimal Gate Control: A Case Study from the Danish West Coast

Martin Kristjansen (Aalborg University), Kim Guldstrand Larsen (Aalborg University), Marius Mikucionis (Aalborg University), Christian Schilling (Aalborg University) · 2026

Ringkoebing Fjord is an inland water basin on the Danish west coast separated from the North Sea by a set of gates used to control the amount of water entering and leaving the fjord. Currently, human …

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Engineering Preprint PDF DOI

Efficient reformulations of ReLU deep neural networks for surrogate modelling in power system optimisation

Yogesh Pipada Sunil Kumar, S. Ali Pourmousavi, Jon A.R. Liisberg, Julian Lesmos-Vinasco · 2026

The ongoing decarbonisation of power systems is driving an increasing reliance on distributed energy resources, which introduces complex and nonlinear interactions that are difficult to capture in con…

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Engineering Preprint PDF DOI

Calibrated uncertainty quantification for prosumer flexibility aggregation in ancillary service markets

Yogesh Pipada Sunil Kumar, S. Ali Pourmousavi, Jon A.R. Liisberg, Julian Lesmos-Vinasco · 2026

Reliable forecasting of prosumer flexibility is critical for demand response aggregators participating in frequency controlled ancillary services market, where strict reliability requirements such as …

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Engineering Preprint PDF DOI

Distributionally Robust Game for Proof-of-Work Blockchain Mining Under Resource Uncertainties

Xunqiang Lan, Xiao Tang, Ruonan Zhang, Bin Li, Qinghe Du, Dusit Niyato, Zhu Han · 2026

Blockchain plays a crucial role in ensuring the security and integrity of decentralized systems, with the proof-of-work (PoW) mechanism being fundamental for achieving distributed consensus. As PoW bl…

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Engineering Preprint PDF DOI

Waste-to-Energy-Coupled AI Data Centers: Cooling Efficiency and Grid Resilience

Qi He, Chunyu Qu · 2025

AI data-center expansion is increasingly constrained by the coupled availability of deliverable electricity and heat-rejection (cooling) capacity. We propose and evaluate an integrated Waste-to-Energy…

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Engineering Preprint PDF DOI

Segmental Attention Decoding With Long Form Acoustic Encodings

Pawel Swietojanski, Xinwei Li, Mingbin Xu, Takaaki Hori, Dogan Can, Xiaodan Zhuang · 2025

We address the fundamental incompatibility of attention-based encoder-decoder (AED) models with long-form acoustic encodings. AED models trained on segmented utterances learn to encode absolute frame …

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Engineering Preprint PDF DOI

Data-Driven Post-Event Analysis with Real-World Oscillation Data from Denmark

Youhong Chen, Debraj Bhattacharjee, Balarko Chaudhuri, Mark O Malley, Nan Qin, Adrian Pilkaer Expethit · 2025

This paper demonstrates how Extended Dynamic Mode Decomposition (EDMD), grounded in Koopman operator theory, can effectively identify the main contributor(s) to oscillations in power grids. We use PMU…

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Engineering Preprint PDF DOI

Stable Multi-Drone GNSS Tracking System for Marine Robots

Shuo Wen, Edwin Meriaux, Mariana Sosa Guzman, Zhizun Wang, Junming Shi, Gregory Dudek · 2025

Stable and accurate tracking is essential for marine robotics, yet Global Navigation Satellite System (GNSS) signals vanish immediately below the sea surface. Traditional alternatives suffer from erro…

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Engineering Preprint PDF DOI

Green Hydrogen under Uncertainty: Evaluating Power-to-X Strategies Using Agent-Based Simulation and Multi-Criteria Decision Framework

Frederik Wagner Madsen, Joy Dalmacio Billanes, Bo N{o}rregaard J{o}rgensen, Zheng Ma · 2025

The transition toward net-zero energy systems requires scalable and cost-effective deployment of Power-to-X technologies, particularly green hydrogen production. Despite increasing investments, a crit…

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Engineering Preprint PDF DOI

Efficient Differentiable Contact Model with Long-range Influence

Xiaohan Ye, Kui Wu, Zherong Pan, Taku Komura · 2025

With the maturation of differentiable physics, its role in various downstream applications: such as model predictive control, robotic design optimization, and neural PDE solvers, has become increasing…

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Engineering Preprint PDF DOI

One-Step Model Predictive Path Integral for Manipulator Motion Planning Using Configuration Space Distance Fields

Yulin Li, Tetsuro Miyazaki, Kenji Kawashima · 2025

Motion planning for robotic manipulators is a fundamental problem in robotics. Classical optimization-based methods typically rely on the gradients of signed distance fields (SDFs) to impose collision…

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Engineering Preprint PDF DOI

Parameter-Efficient Fine-Tuning of Foundation Models for CLP Speech Classification

Susmita Bhattacharjee, Jagabandhu Mishra, H.S. Shekhawat, S. R. Mahadeva Prasanna · 2025

We propose the use of parameter-efficient fine-tuning (PEFT) of foundation models for cleft lip and palate (CLP) detection and severity classification. In CLP, nasalization increases with severity due…

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Engineering Preprint PDF DOI

Differentiable Simulation of Hard Contacts with Soft Gradients for Learning and Control

Anselm Paulus, A. Rene Geist, Pierre Schumacher, Vit Musil, Simon Rappenecker, Georg Martius · 2025

Contact forces introduce discontinuities into robot dynamics that severely limit the use of simulators for gradient-based optimization. Penalty-based simulators such as MuJoCo, soften contact resoluti…

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Engineering Preprint PDF DOI

EPC Framework for BESS Projects

Zeenat Hameed, Chresten Tr{ae}holt · 2025

Battery Energy Storage Systems (BESS) are critical for modern power networks, supporting grid services such as frequency regulation, peak shaving, and black start. Delivering a BESS under an Engineeri…

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Engineering Preprint PDF DOI

Expectation-maximization for low-SNR multi-reference alignment

Amnon Balanov, Wasim Huleihel, Tamir Bendory · 2025

We study the multi-reference alignment (MRA) problem of recovering a signal from noisy observations acted on by unknown random circular shifts. While the information-theoretic limits of MRA are well c…

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Engineering Preprint PDF DOI

Energy personas in Danish households

Nadine Sandjo Tchatchoua (Roskilde University), Line Valdorff Madsen (Aalborg University), Anders Rhiger Hansen (Aalborg University) · 2025

Technologies to monitor the provision of renewable energy are part of emerging technologies to help address the discrepancy between renewable energy production and its related usage in households. Thi…

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Engineering Preprint PDF DOI

Fairness of Automatic Speech Recognition in Cleft Lip and Palate Speech

Susmita Bhattacharjee, Jagabandhu Mishra, H.S. Shekhawat, S. R. Mahadeva Prasanna · 2025

Speech produced by individuals with cleft lip and palate (CLP) is often highly nasalized and breathy due to structural anomalies, causing shifts in formant structure that affect automatic speech recog…

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