Expertini Research Research

Browse Research Papers

237+ open-access research outputs.

โœ• Clear
๐Ÿ” alex shkotin ๐Ÿ“‚ Engineering
Showing 237 results for "alex shkotin" in Engineering
Engineering Preprint PDF DOI

CONCERTO : Optimization of readout electronics

Mounir Abdkrimi (NEEL - MagSup), Olivier Rossetto (LPSC), Olivier Bourrion (LPSC), Christophe Hoarau (LPSC), Christophe Vescovi (LPSC) ยท 2026

The CONCERTO millimeter-wave spectral-imaging instrument was deployed on the Atacama Pathfinder EXperiment (APEX), where it acquired science data between April 2021 and May 2023. The instrument featurโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

CONCERTO: Characterization of analog readout electronics

Mounir Abdkrimi (NEEL - MagSup), Olivier Rossetto (LPSC), O. Bourrion (LPSC), Christophe Vescovi (LPSC), C. Hoarau (LPSC) ยท 2026

CONCERTO is a millimeter-wave imaging instrument that operated on the Atacama Pathfinder Experiment (APEX) telescope from April 2021 to May 2023. Its primary scientific objectives include the study ofโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

BVH-Accelerated Ray Tracing for High-Frequency Electromagnetic Backscattering

Marco Pasquale, Andong Hu, Luca Pennati, Ivy Peng, Stefano Markidis ยท 2026

As computational complexity in electromagnetics increases with frequency, full-wave solvers become computationally infeasible for electrically large problems. To address this limitation, we present a โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Modeling and Simulation of Nitrogen Generation by Pressure Swing Adsorption for Power-to-Ammonia

Marcus J. Schytt, Lorenz T. Biegler, John B. J{o}rgensen ยท 2026

Power-to-ammonia (P2A) provides a carbon-free alternative to conventional ammonia production by replacing fossil-based feedstocks with electrolytic hydrogen and nitrogen from air separation. For decenโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Development of ML model for triboelectric nanogenerator based sign language detection system

Meshv Patel, Bikash Baro, Sayan Bayan, Mohendra Roy ยท 2026

Sign language recognition (SLR) is vital for bridging communication gaps between deaf and hearing communities. Vision-based approaches suffer from occlusion, computational costs, and physical constraiโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Accurate Open-Loop Control of a Soft Continuum Robot Through Visually Learned Latent Representations

Henrik Krauss, Johann Licher, Naoya Takeishi, Annika Raatz, Takehisa Yairi ยท 2026

This work addresses open-loop control of a soft continuum robot (SCR) from video-learned latent dynamics. Visual Oscillator Networks (VONs) from previous work are used, that provide mechanistically inโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Learning Visuomotor Policy for Multi-Robot Laser Tag Game

Kai Li, Shiyu Zhao ยท 2026

In this paper, we study multi robot laser tag, a simplified yet practical shooting-game-style task. Classic modular approaches on these tasks face challenges such as limited observability and relianceโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A guided residual search for nonlinear state-space identification

Merijn Floren, Jan Swevers ยท 2026

Parameter estimation of nonlinear state-space models from input-output data typically requires solving a highly non-convex optimization problem prone to slow convergence and suboptimal solutions. Thisโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

RoboCurate: Harnessing Diversity with Action-Verified Neural Trajectory for Robot Learning

Seungku Kim, Suhyeok Jang, Byungjun Yoon, Dongyoung Kim, John Won, Jinwoo Shin ยท 2026

Synthetic data generated by video generative models has shown promise for robot learning as a scalable pipeline, but it often suffers from inconsistent action quality due to imperfectly generated videโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

APEX: Learning Adaptive High-Platform Traversal for Humanoid Robots

Yikai Wang, Tingxuan Leng, Changyi Lin, Shiqi Liu, Shir Simon, Bingqing Chen, Jonathan Francis, Ding Zhao ยท 2026

Humanoid locomotion has advanced rapidly with deep reinforcement learning (DRL), enabling robust feet-based traversal over uneven terrain. Yet platforms beyond leg length remain largely out of reach bโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

VR-VFL: Joint Rate and Client Selection for Vehicular Federated Learning Under Imperfect CSI

Metehan Karatas, Subhrakanti Dey, Christian Rohner, Jose Mairton Barros da Silva Jr ยท 2026

Federated learning in vehicular edge networks faces major challenges in efficient resource allocation, largely due to high vehicle mobility and the presence of imperfect channel state information. Manโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

APEX: A Decoupled Memory-based Explorer for Asynchronous Aerial Object Goal Navigation

Daoxuan Zhang, Ping Chen, Xiaobo Xia, Xiu Su, Ruichen Zhen, Jianqiang Xiao, Shuo Yang ยท 2026

Aerial Object Goal Navigation, a challenging frontier in Embodied AI, requires an Unmanned Aerial Vehicle (UAV) agent to autonomously explore, reason, and identify a specific target using only visual โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

CoFreeVLA: Collision-Free Dual-Arm Manipulation via Vision-Language-Action Model and Risk Estimation

Xuanran Zhai, Binkai Ou, Qiaojun Yu, Ce Hao, Yaohua Liu ยท 2026

Vision Language Action (VLA) models enable instruction following manipulation, yet dualarm deployment remains unsafe due to under modeled selfcollisions between arms and grasped objects. We introduce โ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

NiMark: A Non-intrusive Watermarking Framework against Screen-shooting Attacks

Yufeng Wu, Xin Liao, Baowei Wang, Han Fang, Xiaoshuai Wu, Guiling Wang ยท 2026

Unauthorized screen-shooting poses a critical data leakage risk. Resisting screen-shooting attacks typically requires high-strength watermark embedding, inevitably degrading the cover image. To resolvโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Real-Time Localization Framework for Autonomous Basketball Robots

Naren Medarametla, Sreejon Mondal ยท 2026

Localization is a fundamental capability for autonomous robots, enabling them to operate effectively in dynamic environments. In Robocon 2025, accurate and reliable localization is crucial for improviโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A Fast Semidefinite Convex Relaxation for Optimal Control Problems With Spatio-Temporal Constraints

Shiying Dong, Zhipeng Shen, Rudolf Reiter, Hailong Huang, Bingzhao Gao, Hong Chen, Wen-Hua Chen ยท 2026

Solving optimal control problems (OCPs) of autonomous agents operating under spatial and temporal constraints fast and accurately is essential in applications ranging from eco-driving of autonomous veโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

A Flexible Funnel-Shaped Robotic Hand with an Integrated Single-Sheet Valve for Milligram-Scale Powder Handling

Tomoya Takahashi, Yusaku Nakajima, Cristian Camilo Beltran-Hernandez, Yuki Kuroda, Kazutoshi Tanaka, Masashi Hamaya, Kanta Ono, Yoshitaka Ushiku ยท 2025

Laboratory Automation (LA) has the potential to accelerate solid-state materials discovery by enabling continuous robotic operation without human intervention. While robotic systems have been developeโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

Gauss-Newton accelerated MPPI Control

Hannes Homburger, Katrin Baumgartner, Moritz Diehl, Johannes Reuter ยท 2025

Model Predictive Path Integral (MPPI) control is a sampling-based optimization method that has recently attracted attention, particularly in the robotics and reinforcement learning communities. MPPI hโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

What If They Took the Shot? A Hierarchical Bayesian Framework for Counterfactual Expected Goals

Mikayil Mahmudlu, Oktay Karakus, Hasan Arkadas ยท 2025

This study develops a hierarchical Bayesian framework that integrates expert domain knowledge to quantify player-specific effects in expected goals (xG) estimation, addressing a limitation of standardโ€ฆ

Read Paper โ†’
Engineering Preprint PDF DOI

APEX: Action Priors Enable Efficient Exploration for Robust Motion Tracking on Legged Robots

Shivam Sood, Laukik Nakhwa, Sun Ge, Yuhong Cao, Jin Cheng, Fatemah Zargarbashi, Taerim Yoon, Sungjoon Choi, Stelian Coros, Guillaume Sartoretti ยท 2025

Learning natural, animal-like locomotion from demonstrations has become a core paradigm in legged robotics. Despite the recent advancements in motion tracking, most existing methods demand extensive tโ€ฆ

Read Paper โ†’
Page 1 of 12 Next โ†’