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🔍 chandra chekuri 📂 Engineering
Showing 8 results for "chandra chekuri" in Engineering
Engineering Preprint PDF DOI

SanDRA: Safe Large-Language-Model-Based Decision Making for Automated Vehicles Using Reachability Analysis

Yuanfei Lin, Sebastian Illing, Matthias Althoff · 2025

Large language models have been widely applied to knowledge-driven decision-making for automated vehicles due to their strong generalization and reasoning capabilities. However, the safety of the resu…

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Engineering Preprint PDF DOI

Digitizing Touch with an Artificial Multimodal Fingertip

Mike Lambeta, Tingfan Wu, Ali Sengul, Victoria Rose Most, Nolan Black, Kevin Sawyer, Romeo Mercado, Haozhi Qi, Alexander Sohn, Byron Taylor, Norb Tydingco, Gregg Kammerer, Dave Stroud, Jake Khatha, Kurt Jenkins, Kyle Most, Neal Stein, Ricardo Chavira, Thomas Craven-Bartle, Eric Sanchez, Yitian Ding, Jitendra Malik, Roberto Calandra · 2024

Touch is a crucial sensing modality that provides rich information about object properties and interactions with the physical environment. Humans and robots both benefit from using touch to perceive a…

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Engineering Preprint PDF DOI

Open loop calibration and closed loop non-perturbative estimation of the lateral errors of an adaptive optics system: examples with GRAVITY+ and CHARA experimental data

Anthony Berdeu (LESIA), Henri Bonnet (ESO), Jean-Baptiste Le Bouquin (IPAG), Johann Kolb (ESO), Guillaume Bourdarot (MPE), Philippe Berio (OCA), Thibaut Paumard (LESIA), Frank Eisenhauer (MPE), Christian Straubmeier, Paulo Garcia (CENTRA, FEUP), Sebastian Honig, Florentin Millour (OCA), Laura Kreidberg (MPIA), Denis Defrere, Ferreol Soulez (CRAL), Denis Mourard (OCA), Gail Schaefer, Narsireddy Anugu · 2024

Performances of an adaptive optics (AO) system are directly linked with the quality of its alignment. During the instrument calibration, having open loop fast tools with a large capture range are nece…

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Engineering Preprint PDF DOI

The Development and Performance of a Machine Learning Based Mobile Platform for Visually Determining the Etiology of Penile Pathology

Lao-Tzu Allan-Blitz, Sithira Ambepitiya, Raghavendra Tirupathi, Jeffrey D. Klausner, Yudara Kularathne · 2024

Machine-learning algorithms can facilitate low-cost, user-guided visual diagnostic platforms for addressing disparities in access to sexual health services. We developed a clinical image dataset using…

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Engineering Preprint PDF DOI

Feedback-feedforward Signal Control with Exogenous Demand Estimation in Congested Urban Road Networks

Leonardo Pedroso, Pedro Batista, Markos Papageorgiou · 2023

To cope with uncertain traffic patterns and traffic models, traffic-responsive signal control strategies in the literature are designed to be robust to these uncertainties. These robust strategies sti…

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Engineering Preprint PDF DOI

A Smoothed Particle Hydrodynamics Mini-App for Exascale

Aurelien Cavelan, Ruben M. Cabezon, Michal Grabarczyk, Florina M. Ciorba · 2020

The Smoothed Particles Hydrodynamics (SPH) is a particle-based, meshfree, Lagrangian method used to simulate multidimensional fluids with arbitrary geometries, most commonly employed in astrophysics, …

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Engineering Preprint PDF DOI

Stealth UAV through Coanda Effect

Dongyoon Shin, Hyeji Kim, Jihyuk Gong, Uijeong Jeong, Yeeun Jo, Eric Matson · 2020

This paper uses Coanda Effect to reduce motors, the source of noise, and finds low noise materials with sufficient lift force so that it can achieve acoustical stealth UAVs.According to NASA research …

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Engineering Preprint PDF DOI

Dise\~no de un controlador de \'angulo en un balanc\'in

Alvarado Moreno, Jose David, Delgadillo Romero, Kevin Andrey, Galvis Reyna, David Enrique, Poblador Parra, Gustavo Alonso, Rodriguez Cortes, Cesar Alejandro · 2020

This document describes the design of a PID controller for a rotation pitch plant of a degree freedom. In the controller design, the tuning methods of Astr\"on H\"agglund (AH), Kaiser Chaira (KC) and …

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