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Engineering Preprint PDF DOI

Prompt-Guided Prefiltering for VLM Image Compression

Bardia Azizian, Ivan V. Bajic · 2026

The rapid progress of large Vision-Language Models (VLMs) has enabled a wide range of applications, such as image understanding and Visual Question Answering (VQA). Query images are often uploaded to …

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Engineering Preprint PDF DOI

A Foldable and Agile Soft Electromagnetic Robot for Multimodal Navigation in Confined and Unstructured Environments

Zhihao Lv, Xiaoyong Zhang, Mengfan Zhang, Xiaoyu Song, Xingyue Liu, Yide Liu, Shaoxing Qu, Guoyong Mao · 2026

Multimodal locomotion is crucial for an animal's adaptability in unstructured wild environments. Similarly, in the human gastrointestinal tract, characterized by viscoelastic mucus, complex rugae, and…

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Engineering Preprint PDF DOI

Morphology-Consistent Humanoid Interaction through Robot-Centric Video Synthesis

Weisheng Xu, Jian Li, Yi Gu, Bin Yang, Haodong Chen, Shuyi Lin, Mingqian Zhou, Jing Tan, Qiwei Wu, Xiangrui Jiang, Taowen Wang, Jiawen Wen, Qiwei Liang, Jiaxi Zhang, Renjing Xu · 2026

Equipping humanoid robots with versatile interaction skills typically requires either extensive policy training or explicit human-to-robot motion retargeting. However, learning-based policies face pro…

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Engineering Preprint PDF DOI

Landing-Induced Viscoelastic Changes in an Anthropomimetic Foot Joint Structure are Modulated by Foot Structure and Posture

Satoru Hashimoto, Yinlai Jiang, Hiroshi Yokoi, Shunta Togo · 2026

Cadaveric studies have provided important insights into the mechanics of the human foot arch and plantar fascia. However, repeatedly probing posture-dependent viscoelastic responses immediately after …

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Engineering Preprint PDF DOI

LAYER: A Quantitative Explainable AI Framework for Decoding Tissue-Layer Drivers of Myofascial Low Back Pain

Zixue Zeng, Anthony M. Perti, Tong Yu, Grant Kokenberger, Hao-En Lu, Jing Wang, Xin Meng, Zhiyu Sheng, Maryam Satarpour, John M. Cormack, Allison C. Bean, Ryan P. Nussbaum, Emily Landis-Walkenhorst, Kang Kim, Ajay D. Wasan, Jiantao Pu · 2025

Myofascial pain (MP) is a leading cause of chronic low back pain, yet its tissue-level drivers remain poorly defined and lack reliable image biomarkers. Existing studies focus predominantly on muscle …

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Engineering Preprint PDF DOI

Bring the Apple, Not the Sofa: Impact of Irrelevant Context in Embodied AI Commands on VLA Models

Daria Pugacheva, Andrey Moskalenko, Denis Shepelev, Andrey Kuznetsov, Vlad Shakhuro, Elena Tutubalina · 2025

Vision Language Action (VLA) models are widely used in Embodied AI, enabling robots to interpret and execute language instructions. However, their robustness to natural language variability in real-wo…

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Engineering Preprint PDF DOI

Low-Cost Sensor Fusion Framework for Organic Substance Classification and Quality Control Using Classification Methods

Borhan Uddin Chowdhury, Damian Valles, Md Raf E Ul Shougat · 2025

We present a sensor-fusion framework for rapid, non-destructive classification and quality control of organic substances, built on a standard Arduino Mega 2560 microcontroller platform equipped with t…

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Engineering Preprint PDF DOI

Jacobian Exploratory Dual-Phase Reinforcement Learning for Dynamic Endoluminal Navigation of Deformable Continuum Robots

Yu Tian, Chi Kit Ng, Hongliang Ren · 2025

Deformable continuum robots (DCRs) present unique planning challenges due to nonlinear deformation mechanics and partial state observability, violating the Markov assumptions of conventional reinforce…

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Engineering Preprint PDF DOI

An Open-Source User-Friendly Interface for Simulating Magnetic Soft Robots using Simulation Open Framework Architecture (SOFA)

Carla Wehner, Finn Schubert, Heiko Hellkamp, Julius Hahnewald, Kilian Schaefer, Muhammad Bilal Khan, Oliver Gutfleisch · 2025

Soft robots, particularly magnetic soft robots, require specialized simulation tools to accurately model their deformation under external magnetic fields. However, existing platforms often lack dedica…

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Engineering Preprint PDF DOI

Multimodal Spatial Language Maps for Robot Navigation and Manipulation

Chenguang Huang, Oier Mees, Andy Zeng, Wolfram Burgard · 2025

Grounding language to a navigating agent's observations can leverage pretrained multimodal foundation models to match perceptions to object or event descriptions. However, previous approaches remain d…

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Engineering Preprint PDF DOI

Hold My Beer: Learning Gentle Humanoid Locomotion and End-Effector Stabilization Control

Yitang Li, Yuanhang Zhang, Wenli Xiao, Chaoyi Pan, Haoyang Weng, Guanqi He, Tairan He, Guanya Shi · 2025

Can your humanoid walk up and hand you a full cup of beer, without spilling a drop? While humanoids are increasingly featured in flashy demos like dancing, delivering packages, traversing rough terrai…

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Engineering Preprint PDF DOI

A Pre-trained Foundation Model Framework for Multiplanar MRI Classification of Extramural Vascular Invasion and Mesorectal Fascia Invasion in Rectal Cancer

Yumeng Zhang, Shruti Atul Mali, Danial Khan, Sina Amirrajab, Eduardo Ibor-Crespo, Ana Jimenez-Pastor, Gloria Ribas, Silvia Flor-Arnal, Marta Zerunian, Christophe Aube, Luis Marti-Bonmati, Zohaib Salahuddin, Philippe Lambin · 2025

Objectives Accurate MRI-based identification of extramural vascular invasion (EVI) and mesorectal fascia invasion (MFI) is crucial for risk-stratified rectal cancer treatment. However, subjective visu…

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Engineering Preprint PDF DOI

Enhanced Prediction Model for Time Series Characterized by GARCH via Interval Type-2 Fuzzy Inference System

Hongpei Shao, Da-Qing Zhang, Feilong Lu · 2025

GARCH-type time series (characterized by Generalized Autoregressive Conditional Heteroskedasticity) exhibit pronounced volatility, autocorrelation, and heteroskedasticity. To address these challenges …

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Engineering Preprint PDF DOI

SuFIA-BC: Generating High Quality Demonstration Data for Visuomotor Policy Learning in Surgical Subtasks

Masoud Moghani, Nigel Nelson, Mohamed Ghanem, Andres Diaz-Pinto, Kush Hari, Mahdi Azizian, Ken Goldberg, Sean Huver, Animesh Garg · 2025

Behavior cloning facilitates the learning of dexterous manipulation skills, yet the complexity of surgical environments, the difficulty and expense of obtaining patient data, and robot calibration err…

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Engineering Preprint PDF DOI

Development of a PPO-Reinforcement Learned Walking Tripedal Soft-Legged Robot using SOFA

Yomna Mokhtar, Tarek Shohdy, Abdallah A. Hassan, Mostafa Eshra, Omar Elmenawy, Osama Khalil, Haitham El-Hussieny · 2025

Rigid robots were extensively researched, whereas soft robotics remains an underexplored field. Utilizing soft-legged robots in performing tasks as a replacement for human beings is an important strid…

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Engineering Preprint PDF DOI

Model-Based Capacitive Touch Sensing in Soft Robotics: Achieving Robust Tactile Interactions for Artistic Applications

Carolina Silva-Plata, Carlos Rosel, Barnabas Gavin Cangan, Hosam Alagi, Bjorn Hein, Robert K. Katzschmann, Ruben Fernandez, Yosra Mojtahedi, Stefan Escaida Navarro · 2025

In this paper, we present a touch technology to achieve tactile interactivity for human-robot interaction (HRI) in soft robotics. By combining a capacitive touch sensor with an online solid mechanics …

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Engineering Preprint PDF DOI

GaRLIO: Gravity enhanced Radar-LiDAR-Inertial Odometry

Chiyun Noh, Wooseong Yang, Minwoo Jung, Sangwoo Jung, Ayoung Kim · 2025

Recently, gravity has been highlighted as a crucial constraint for state estimation to alleviate potential vertical drift. Existing online gravity estimation methods rely on pose estimation combined w…

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Engineering Preprint PDF DOI

Characterizing the Effect of Electrode Shift & Sensor Reapplication on Common sEMG Features in Lower Limb Muscles

Fraser Douglas, Mona Pei, Calvin Kuo · 2024

This study investigates the impact of electrode shift and sensor reapplication on common surface electromyography (sEMG) features in lower limb muscles, factors which have, thus far, precluded clinici…

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Engineering Preprint PDF DOI

Comparative analysis of 3D-CNN models, GARCH-ANN, and VAR models for determining equity prices

Sydney Anuyah Mary Akinyemi, Chika Yinka-Banjo · 2024

Financial models have increasingly become popular in recent times, and the focus of researchers has been to find the perfect model which fits all circumstances; however, this has not been thoroughly a…

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Engineering Preprint PDF DOI

SuFIA: Language-Guided Augmented Dexterity for Robotic Surgical Assistants

Masoud Moghani, Lars Doorenbos, William Chung-Ho Panitch, Sean Huver, Mahdi Azizian, Ken Goldberg, Animesh Garg · 2024

In this work, we present SuFIA, the first framework for natural language-guided augmented dexterity for robotic surgical assistants. SuFIA incorporates the strong reasoning capabilities of large langu…

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