Results 131 to 140 of about 142,537 (312)

Field‐Programable Dynamics in a Soft Magnetic Actuator Enabling True Random Number Generation and Reservoir Computing

open access: yesAdvanced Intelligent Systems, EarlyView.
Complex dynamics, often avoided in electromechanical design, can enhance soft robotics. We develop durable magnetic soft actuators operating in tunable dynamic regimes, enabling random number generation, stochastic computing, and time‐series prediction.
Eduardo Sergio Oliveros‐Mata   +14 more
wiley   +1 more source

Tindall: Water Stability Linked to Homeland Security [PDF]

open access: yes, 2010
Center for Homeland Defense and Security, PRESS RELEASESWater security may not grab headlines, but is certainly a beneath-the-surface homeland security issue that will need to be addressed in coming years as nature and terrorism pose threats to..
Center for Homeland Defense and Security
core  

5G Networks Security Mitigation Model: An ANN-ISM Hybrid Approach

open access: yesIEEE Open Journal of the Communications Society
The advent of Fifth-Generation (5G) networks has introduced significant security challenges due to increased complexity and diverse use cases. Conventional threat models may fall short of addressing these emerging threats effectively. This paper presents
Rafiq Ahmad Khan   +4 more
doaj   +1 more source

Cyber security threats: A never-ending challenge for e-commerce. [PDF]

open access: yesFront Psychol, 2022
Liu X   +6 more
europepmc   +1 more source

Soft Active Electromyography Interface for Machine Learning‐Enabled Silent Speech Recognition

open access: yesAdvanced Intelligent Systems, EarlyView.
A soft, hand‐worn electromyography interface enables intent‐driven silent speech recognition without continuous facial attachment. The device integrates liquid‐metal interconnects, a transparent flexible circuit, and elastomer encapsulation with a fingertip electrode that contacts perioral muscles only on demand.
Yuta Kurotaki   +8 more
wiley   +1 more source

Ascendancy through Perception: the Importance of Dedicated Investment in Academic Homeland Security Research and Inquiry [PDF]

open access: yes, 2008
This article appeared in Homeland Security Affairs (August 2008), CHDS Essay Contest"The events of September 11, 2001 forever altered America'۪s perception of its own vulnerability and focused the entire nation upon the immediate and urgent objective to ...
Gardella, William
core  

Contact Force Estimation in Human–Robot Collaboration: A Case Study on Heavyweight Robotic Manipulators

open access: yesAdvanced Intelligent Systems, EarlyView.
The method presented in this paper provides a practical sensorless solution for estimating both contact force and contact location using only standard joint encoders and an available robot dynamic model. By reformulating the contact estimation problem using a single scalar equivalent contact parameter, the approach enables fast and robust computation ...
Thanh‐Quan Ta, Shyh‐Leh Chen
wiley   +1 more source

Africa and the threats to its security

open access: yesAustral: Brazilian Journal of Strategy and International Relations, 2019
This essay begins by addressing the security context in Africa and the structural violence that is felt throughout the Continent. Later, it addresses the main threats that are manifest in such a differentiated space, emphasizing that in the current context it seems to be the fragility of the States the greatest threat, incapable of guaranteeing their ...
openaire   +3 more sources

Toward optimal multi-objective models of network security: Survey [PDF]

open access: yes, 2011
Information security is an important aspect of a successful business today. However, financial difficulties and budget cuts create a problem of selecting appropriate security measures and keeping networked systems up and running. Economic models proposed
Huang, W, Viduto, Valentina, Maple, C
core  

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