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๐Ÿ” vinu vikram ๐Ÿ“‚ Engineering
Showing 273 results for "vinu vikram" in Engineering
Engineering Preprint PDF DOI

A Reconfigurable Pneumatic Joint Enabling Localized Selective Stiffening and Shape Locking in Vine-Inspired Robots

Ayodele James Oyejide, Ustaz A. Yaqub, Samir Erturk, Eray A. Baran, Fabio Stroppa ยท 2026

Vine-inspired robots achieve large workspace coverage through tip eversion, enabling safe navigation in confined and cluttered environments. However, their deployment in free space is fundamentally liโ€ฆ

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Engineering Preprint PDF DOI

CBAM-Enhanced DenseNet121 for Multi-Class Chest X-Ray Classification with Grad-CAM Explainability

Utsho Kumar Dey ยท 2026

Pneumonia remains a leading cause of childhood mortality worldwide, with a heavy burden in low-resource settings such as Bangladesh where radiologist availability is limited. Most existing deep learniโ€ฆ

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Engineering Preprint PDF DOI

An Open-Source LiDAR and Monocular Off-Road Autonomous Navigation Stack

Remi Marsal, Quentin Picard, Adrien Poire, Sebastien Kerbourc'h, Thibault Toralba, Clement Yver, Alexandre Chapoutot, David Filliat ยท 2026

Off-road autonomous navigation demands reliable 3D perception for robust obstacle detection in challenging unstructured terrain. While LiDAR is accurate, it is costly and power-intensive. Monocular deโ€ฆ

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Engineering Preprint PDF DOI

Can Vision Foundation Models Navigate? Zero-Shot Real-World Evaluation and Lessons Learned

Maeva Guerrier, Karthik Soma, Jana Pavlasek, Giovanni Beltrame ยท 2026

Visual Navigation Models (VNMs) promise generalizable, robot navigation by learning from large-scale visual demonstrations. Despite growing real-world deployment, existing evaluations rely almost exclโ€ฆ

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Engineering Preprint PDF DOI

ROFT-VINS: Robust Feature Tracking-based Visual-Inertial State Estimation for Harsh Environment

Sanghyun Park, Soohee Han ยท 2026

SLAM (Simultaneous Localization and Mapping) and Odometry are important systems for estimating the position of mobile devices, such as robots and cars, utilizing one or more sensors. Particularly in cโ€ฆ

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Engineering Preprint PDF DOI

Matched Filter-Based Molecule Source Localization in Advection-Diffusion-Driven Pipe Networks with Known Topology

Timo Jakumeit, Bastian Heinlein, Vukasin Spasojevic, Vahid Jamali, Robert Schober, Maximilian Schafer ยท 2026

Synthetic molecular communication (MC) has emerged as a powerful framework for modeling, analyzing, and designing communication systems where information is encoded into properties of molecules. Amongโ€ฆ

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Engineering Preprint PDF DOI

MamTra: A Hybrid Mamba-Transformer Backbone for Speech Synthesis

Tan Dat Nguyen, Sangmin Bae, Joon Son Chung, Ji-Hoon Kim ยท 2026

Despite the remarkable quality of LLM-based text-to-speech systems, their reliance on autoregressive Transformers leads to quadratic computational complexity, which severely limits practical applicatiโ€ฆ

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Engineering Preprint PDF DOI

VinePT-Map: Pole-Trunk Semantic Mapping for Resilient Autonomous Robotics in Vineyards

Giorgio Audrito, Mauro Martini, Alessandro Navone, Giorgia Galluzzo, Marcello Chiaberge ยท 2026

Reliable long-term deployment of autonomous robots in agricultural environments remains challenging due to perceptual aliasing, seasonal variability, and the dynamic nature of crop canopies. Vineyardsโ€ฆ

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Engineering Preprint PDF DOI

Robust Tightly-Coupled Filter-Based Monocular Visual-Inertial State Estimation and Graph-Based Evaluation for Autonomous Drone Racing

Maulana Bisyir Azhari, Donghun Han, SungJun Park, David Hyunchul Shim ยท 2026

Autonomous drone racing (ADR) demands state estimation that is simultaneously computationally efficient and resilient to the perceptual degradation experienced during extreme velocity and maneuvers. Tโ€ฆ

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Engineering Preprint PDF DOI

SaferPath: Hierarchical Visual Navigation with Learned Guidance and Safety-Constrained Control

Lingjie Zhang, Zeyu Jiang, Changhao Chen ยท 2026

Visual navigation is a core capability for mobile robots, yet end-to-end learning-based methods often struggle with generalization and safety in unseen, cluttered, or narrow environments. These limitaโ€ฆ

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Engineering Preprint PDF DOI

Compact Task-Aligned Imitation Learning for Laboratory Automation

Kanata Suzuki, Hanon Nakamurama, Kana Miyamoto, Tetsuya Ogata ยท 2026

Robotic laboratory automation has traditionally relied on carefully engineered motion pipelines and task-specific hardware interfaces, resulting in high design cost and limited flexibility. While receโ€ฆ

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Engineering Preprint PDF DOI

Evaluating Accuracy of Vine Robot Shape Sensing with Distributed Inertial Measurement Units

Alexis E. Laudenslager, Antonio Alvarez Valdivia, Nathaniel Hanson, Margaret McGuinness ยท 2026

Soft, tip-extending vine robots are well suited for navigating tight, debris-filled environments, making them ideal for urban search and rescue. Sensing the full shape of a vine robot's body is helpfuโ€ฆ

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Engineering Preprint PDF DOI

Windowed SummaryMixing: An Efficient Fine-Tuning of Self-Supervised Learning Models for Low-resource Speech Recognition

Aditya Srinivas Menon, Kumud Tripathi, Raj Gohil, Pankaj Wasnik ยท 2026

Self-supervised learning (SSL) has advanced speech processing but suffers from quadratic complexity due to self-attention. To address this, SummaryMixing (SM) has been proposed as a linear-time alternโ€ฆ

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Engineering Preprint PDF DOI

Towards Accessible Physical AI: LoRA-Based Fine-Tuning of VLA Models for Real-World Robot Control

Abdullah Yahya Abdullah Omaisan, Ibrahim Sheikh Mohamed ยท 2025

Vision-Language-Action (VLA) models have demonstrated remarkable capabilities in robotic manipulation,enabling robots to execute natural language commands through end-to-end learning from visual obserโ€ฆ

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Engineering Preprint PDF DOI

VLD: Visual Language Goal Distance for Reinforcement Learning Navigation

Lazar Milikic, Manthan Patel, Jonas Frey ยท 2025

Training end-to-end policies from image data to directly predict navigation actions for robotic systems has proven inherently difficult. Existing approaches often suffer from either the sim-to-real gaโ€ฆ

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Engineering Preprint PDF DOI

TEMPO-VINE: A Multi-Temporal Sensor Fusion Dataset for Localization and Mapping in Vineyards

Mauro Martini, Marco Ambrosio, Judith Vilella-Cantos, Alessandro Navone, Marcello Chiaberge ยท 2025

In recent years, precision agriculture has been introducing groundbreaking innovations in the field, with a strong focus on automation. However, research studies in robotics and autonomous navigation โ€ฆ

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Engineering Preprint PDF DOI

Hierarchical Vision Language Action Model Using Success and Failure Demonstrations

Jeongeun Park, Jihwan Yoon, Byungwoo Jeon, Juhan Park, Jinwoo Shin, Namhoon Cho, Kyungjae Lee, Sangdoo Yun, Sungjoon Choi ยท 2025

Prior Vision-Language-Action (VLA) models are typically trained on teleoperated successful demonstrations, while discarding numerous failed attempts that occur naturally during data collection. Howeveโ€ฆ

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Engineering Preprint PDF DOI

MedCondDiff: Lightweight, Robust, Semantically Guided Diffusion for Medical Image Segmentation

Ruirui Huang, Jiacheng Li ยท 2025

We introduce MedCondDiff, a diffusion-based framework for multi-organ medical image segmentation that is efficient and anatomically grounded. The model conditions the denoising process on semantic priโ€ฆ

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Engineering Preprint PDF DOI

SP-VINS: A Hybrid Stereo Visual Inertial Navigation System based on Implicit Environmental Map

Xueyu Du, Lilian Zhang, Fuan Duan, Xincan Luo, Maosong Wang, Wenqi Wu, JunMao ยท 2025

Filter-based visual inertial navigation system (VINS) has attracted mobile-robot researchers for the good balance between accuracy and efficiency, but its limited mapping quality hampers long-term higโ€ฆ

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Engineering Preprint PDF DOI

Unobservable Subspace Evolution and Alignment for Consistent Visual-Inertial Navigation

Chungeng Tian, Fenghua He, Ning Hao ยท 2025

The inconsistency issue in the Visual-Inertial Navigation System (VINS) is a long-standing and fundamental challenge. While existing studies primarily attribute the inconsistency to observability mismโ€ฆ

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