Results 131 to 140 of about 362,159 (292)

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

Advanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long, Huanyu Zhou, Jaewan Ko, Hongwei Tan, Jaemin Lim, Yanfei Zhao, Daehan Kang, Eojin Yoon, Gyeong‐Tak Go, Somin Kim, Seung‐Woo Lee, Chan‐Yul Park, Hyojun Choi, Hyeran Kim, Hyung Joong Yun, Sung Hyuk Park, Kwan Sik Park, Jeong Woo Park, Mungeun Kim, Yong Soo Cho, Ho Won Jang, Wenqiang Yang, Min Hyuk Park, Wan Ki Bae, Sebastiaan van Dijken, Joona Bang, Tae‐Woo Lee   +26 more
wiley   +1 more source

Bio-inspired event-based looming object detection for automotive collision avoidance

Neuromorphic Computing and Engineering
Low-latency sensory processing is a key requirement of collision avoidance systems for automated driving. Event-based cameras have been proposed and investigated as a new type of sensor for faster and more efficient collision detection. In this study, we
F Schubert, J C Knight, A Philippides, T Nowotny   +3 more
doaj   +1 more source

A Color Event-Based Camera Emulator for Robot Vision

Event-based cameras are becoming increasingly popular due to their asynchronous spatial-temporal information, high temporal resolution, power efficiency, and high dynamic range advantages. Despite these benefits, the adoption of these sensors has been hindered, mainly due to their high cost.
Ignacio G. Bugueño-Córdova, Miguel Campusano, Robert Guamán Rivera, Rodrigo Verschae   +3 more
openaire   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

Advanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong, You Zhou, Qingxiu Li, Wenyu Zhao, Sunyingyue Geng, Hangfei Li, Yan‐Bing Leng, Shirui Zhu, Guanglong Ding, Yongbiao Zhai, Ziyu Lv, Ye Zhou, Su‐Ting Han   +12 more
wiley   +1 more source

Unlocking High-Frequency Temporal Visual Cues for Personality Traits Recognition

IEEE Access
Personality traits recognition (PTR) plays a pivotal role in developing intuitive human-computer interaction systems. Visual-based PTR methods have achieved notable success by leveraging dynamic cues such as facial expressions and body movements. However,
Yusong Wang, Keyu Mao, Minghao Shao, Zheyuan Gu, Qingsong Zhao, Kotaro Funakoshi   +5 more
doaj   +1 more source

Vision based landmark detection for UAV navigation [PDF]

, 2012
The majority of Unmanned Aerial Vehicles (UAV) available today depend on Global Position Satellites (GPS) and inertial measurement units (IMU) for state estimation used in navigation and control.
Elliott, Alexander William
core  

Learning an event sequence embedding for event-based deep stereo

, 2019
Today, a frame-based camera is the sensor of choice for machine vision applications. However, these cameras, originally developed for acquisition of static images rather than for sensing of dynamic uncontrolled visual environments, suffer from high power
Tulyakov, Stepan, Gehler, Peter, Michael Hirsch, Kiefel, Martin, Hirsch, Michael, Stepan Tulyakov, Francois Fleuret, Peter Gehler, Fleuret, Francois, Martin Kiefel   +9 more
core   +1 more source

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

Advanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll, Ivan Pinto‐Huguet, Enzo Rotunno, Thomas Galvani, Catalina Coll, Payam Habibzadeh Kavkani, Maria Chiara Spadaro, Yann‐Michel Niquet, Martin Børstad Eriksen, Sara Martí‐Sánchez, Georgios Katsaros, Giordano Scappucci, Peter Krogstrup, Giovanni Isella, Andreu Cabot, Gonzalo Merino, Pablo Ordejón, Stephan Roche, Vincenzo Grillo, Jordi Arbiol   +19 more
wiley   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

Advanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades, Pedro Hidalgo, David Maestre, Ruth Martínez‐Casado, Emilio Nogales, Beatriz Rodríguez, G. Cristian Vásquez, Bianchi Méndez   +7 more
wiley   +1 more source

Event-based vision for egomotion estimation using precise event timing [PDF]

Egomotion estimation is crucial for applications such as autonomous navigation and robotics, where accurate and real-time motion tracking is required. However, traditional methods relying on inertial sensors are highly sensitive to external conditions ...
Richter, Ole, Mastella, Michele; id_orcid, Cotteret, Madison; id_orcid, Richter, Ole; id_orcid, Greatorex, Hugh, Chicca, Elisabetta   +5 more
core   +1 more source