Results 91 to 100 of about 765,915 (346)

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

Computer crimes: Taxonomy and prevention strategies [PDF]

, 1997
Computer and communications networks have greatly enhanced the effectiveness and efficiencies of organizations. They have, however, also created an opportunity for computer criminals.
Venkatraman, Santosh S
core  

Transistor‐Level Activation Functions via Two‐Gate Designs: From Analog Sigmoid and Gaussian Control to Real‐Time Hardware Demonstrations

Advanced Materials, EarlyView.
Screen gate‐based transistors are presented, enabling tunable analog sigmoid and Gaussian activations. The SA‐transistor improves MRI classification accuracy, while the GA‐transistor supports precise Gaussian kernel tuning for forecasting. Both functions are implemented in a single device, offering compact, energy‐efficient analog AI processing ...
Junhyung Cho, Youngmin Han, Won Woo Lee, Youngwoo Yoo, Kannan Udaya Mohanan, Chang‐Hyun Kim, Junhwan Choi, Young‐Joon Kim, Wonjun Shin, Hocheon Yoo   +9 more
wiley   +1 more source

Detecting Denial of Service Attacks (DoS) over the Internet of Drones (IoD) Based on Machine Learning

Sci
The use of Unmanned Aerial Vehicles (UAVs) or drones has increased lately. This phenomenon is due to UAVs’ wide range of applications in fields such as agriculture, delivery, security and surveillance, and construction.
Albandari Alsumayt, Naya Nagy, Shatha Alsharyofi, Noor Al Ibrahim, Renad Al-Rabie, Resal Alahmadi, Roaa Ali Alesse, Amal A. Alahmadi   +7 more
doaj   +1 more source

SDQ-6WI: Software Defined Quadcopter-Six Wheeled IoT Sensor Architecture for Future Wind Turbine Placement

IEEE Access, 2018
Although wind-generated power was estimated to be 4% of the entire world electricity usage, wind turbines are considered to be a growing technology with many experts considering new approaches to wind turbine design and farmland selection to increase the
Ammar K. Al Mhdawi, Hamed S. Al-Raweshidy   +1 more
doaj   +1 more source

Detecting communities of triangles in complex networks using spectral optimization

, 2010
The study of the sub-structure of complex networks is of major importance to relate topology and functionality. Many efforts have been devoted to the analysis of the modular structure of networks using the quality function known as modularity.
Alex Arenas, Arenas, Arenas, Arenas, Belkacem Serrour, Clauset, Danon, Donetti, Duch, Fortunato, Fortunato, Fortunato, Girvan, Guimerà, Guimerà, Lancichinetti, Leicht, Lusseau, Milo, Newman, Newman, Newman, Newman, Newman, Parlett, Pons, Pujol, Reichardt, Scannell, Schaeffer, Schreiber, Sergio Gómez, Wallace, Watts, Wernicke, Zachary   +35 more
core   +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

Cutting-Edge DoS Attack Detection in Drone Networks: Leveraging Machine Learning for Robust Security

Sci
This study aims to enhance the security of unmanned aerial vehicles (UAVs) within the Internet of Drones (IoD) ecosystem by detecting and preventing Denial-of-Service (DoS) attacks. We introduce DroneDefender, a web-based intrusion detection system (IDS)
Albandari Alsumayt, Naya Nagy, Shatha Alsharyofi, Resal Alahmadi, Renad Al-Rabie, Roaa Alesse, Noor Alibrahim, Amal Alahmadi, Fatemah H. Alghamedy, Zeyad Alfawaer   +9 more
doaj   +1 more source

A Key Establishment Scheme for Mobile Wireless Sensor Networks Using Post-Deployment Knowledge

, 2011
Establishment of pairwise keys between sensor nodes in a sensor network is a difficult problem due to resource limitations of sensor nodes as well as vulnerability to physical captures of sensor nodes by the enemy.
Das, Ashok Kumar
core   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

Advanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau, Christian N. Saggau, Stefan Baunack, Thomas Gemming, Yara Abdelaal, Robert Weser, Oliver G. Schmidt, Hagen Schmidt, Andreas Winkler, Mariana Medina‐Sánchez   +9 more
wiley   +1 more source