Defensa y seguridad

Optisense: Computational Optimization for Strain Sensor Placement in Wearable Motion Tracking Systems

14/12/2025 - A computational framework for optimizing strain sensor placement in wearable motion tracking systems is presented. By combining dense strain mapping with a genetic algorithm, the method discovers...

BMPCQA: Bioinspired Metaverse Point Cloud Quality Assessment Based on Large Multimodal Models

05/10/2025 - This study presents a bioinspired metaverse point cloud quality assessment metric, which simulates the human visual evaluation process to perform the point cloud quality assessment task. It first...

Memory‐Reduced Convolutional Neural Network for Fast Phase Hologram Generation

12/09/2025 - This article reports a lightweight convolutional neural network framework using INT8 quantization to efficiently generate 3D computer‐generated holograms from a single 2D image. The quantized model...

Optical Fiber‐Based Versatile Wearable Force Myography System: Application to Human–Robot Interaction

02/09/2025 - A compact and flexible wearable force myography sensor based on optical fiber technology detects muscle activity through pressure‐induced light loss. The sensor offers high sensitivity for...

Pancake Lenses through Curved Lamination for Compact Virtual Reality

15/08/2025 - This article presents an ultrathin VR optical system based on a 1.35 in. microdisplay, leveraging curved lamination technology. Compared to mainstream solutions, the proposed design demonstrates...

A Literature Survey on Potential Private User Information Leakage in Metaverse Applications

12/08/2025 - This survey explores potential privacy risks in the Metaverse, focusing on personal data inferred from virtual reality headsets embedded with passive brain‐computer interfaces (BCI). It reviews how...

Gaze‐Engineered 3D Augmented Reality

01/07/2025 - Augmented Reality (AR) systems serve as a critical interface bridging users with the metaverse. This study explores the application of human factors engineering in metaverse development, specifically...

Ultralight Soft Wearable Haptic Interface with Shear‐Normal‐Vibration Feedback

25/06/2025 - This study proposes soft wearable haptic interface using pneumatic actuators and origami pumps. This interface can generate multiple sensations such as touching, slipping, and vibrating. To show...

Design of Compact Liquid Crystal on Silicon Projection Optics Utilizing a Common Freeform Optical Path for Augmented Reality Displays

23/06/2025 - This study presents a compact freeform projection optics using dual wedge prisms for waveguide displays. Unlike previous designs that separate illumination and imaging paths, a freeform optical path...

An Ultrathin and Lightweight Soft Inflatable Actuator for Natural Tactile Sensory Feedback

17/06/2025 - A lightweight, ultrathin soft actuator mimics natural touch by delivering strong, multimodal haptic feedback through pressure and vibration. Tested on both able‐bodied individuals and amputees, it...

Automatic Virtual‐to‐real Calibration and Dynamic Registration of Deformable Tissue for Endoscopic Submucosal Dissection

17/06/2025 - During endoscopic submucosal dissection (ESD), the precise and intuitive sensing of target tissues is of crucial importance. Augmented reality (AR), at present, emerges as a powerful solution to...

Reconfigurable Haptic Feedback: Comprehensive Design and Control Framework

16/06/2025 - Herein, a modular framework is presented for designing and controlling soft robotic haptic devices capable of shape and stiffness modulation. These reconfigurable modules enable adaptable tactile...

Exploring the Effects of 3D Gaze Stimulation and Color Performance in Augmented Reality‐Based Steady‐State Visual Evoked Potential

11/05/2025 - This study investigates how gaze mode and stimulus brightness affect augmented reality‐based steady‐state visual evoked potentials (AR‐SSVEP) brain‐computer interface (BCI) performance....

Motion Capture and Augmented‐Reality‐Assisted Surface Reconstruction and Robotic Remanufacturing System

25/12/2024 - An virtual reality augmented‐reality‐ and motion‐capture‐assisted surface remanufacturing system is presented. Operators can interactively reconstruct the virtual model using the designed...

A Hybrid Haptic Device Integrating Pneumatic and Electromagnetic Actuators for Realistic Tactile Signal Feedback

28/11/2024 - A novel soft, wearable haptic device integrates pneumatic and electromagnetic actuators to improve tactile signal transmission. Optimized with finite elements method simulations, it accurately...

A Hybrid Haptic Device Integrating Pneumatic and Electromagnetic Actuators for Realistic Tactile Signal Feedback

Temperature‐Tunable Cholesteric Liquid Crystal Optical Combiners for Extended Reality Applications

28/10/2024 - Recent advancements in extended reality highlight their potential to enhance traditional displays like liquid crystal displays and organic light‐emitting diode screens. This article introduces an...

Reconstructing Soft Robotic Touch via In‐Finger Vision

17/07/2024 - In this study, a vision‐based approach is introduced to learning proprioceptive interactions by reconstructing the shape and touch of a soft robotic metamaterial during physical engagements. It...

A Survey on Testbench‐Based Vehicle‐in‐the‐Loop Simulation Testing for Autonomous Vehicles: Architecture, Principle, and Equipment

13/03/2024 - This article comprehensively reviews recent studies of testbench‐based vehicle‐in‐the‐loop (VIL) simulation testing for autonomous vehicles from architecture, procedures, characteristics, and...

Virtual Reality‐Enabled Intuitive Magnetic Manipulation of Microrobots and Nanoparticles

03/03/2024 - A novel virtual reality‐assisted approach enables intuitive control of magnetic microrobots and nanoparticles within simulated vascular anatomies. Quantitative experiments demonstrate enhanced user...

Multimodal Learning‐Based Proactive Human Handover Intention Prediction Using Wearable Data Gloves and Augmented Reality

09/01/2024 - A novel human‐teaching‐robot‐learning‐prediction framework is presented in this paper. Using the proposed framework, the human can teach the robot through multimodal demonstrations. The robot...