Results 41 to 50 of about 367,785 (340)

A Detection Method for Anomaly Flow in Software Defined Network

open access: yesIEEE Access, 2018
As a new type of network structure, the Software Defined Network (SDN) provides a new solution for network flow management and optimization, which has made the accurate detection of anomaly SDN flows a hot research topic. This paper presents an SDN-based
Huijun Peng   +4 more
doaj   +1 more source

Type-2 Fuzzy Sliding Mode Anti-Swing Controller Design and Optimization for Overhead Crane

open access: yesIEEE Access, 2018
Overhead crane is regarded as a kind of complex nonlinear dynamic system in which the underactuated characteristic makes the controller hardly control the space of load swing effectively.
Zhe Sun   +5 more
doaj   +1 more source

Scale-free topology optimization for software-defined wireless sensor networks: A cyber-physical system [PDF]

open access: yes, 2017
Due to the limited resource and vulnerability in wireless sensor networks, maximizing the network lifetime and improving network survivability have become the top priority problem in network topology optimization.
Chu, X., Hu, Y.H., Huang, R., Zhang, J.
core   +1 more source

Improved Virtual Potential Field Algorithm Based on Probability Model in Three-Dimensional Directional Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
In conventional directional sensor networks, coverage control for each sensor is based on a 2D directional sensing model. However, 2D directional sensing model failed to accurately characterize the actual application scene of image/video sensor networks.
Junjie Huang   +3 more
doaj   +1 more source

Online Spectrum Prediction With Adaptive Threshold Quantization

open access: yesIEEE Access, 2019
In this paper, we explore the spectrum inference to achieve the spectrum occupancy in advance through analyzing the historical spectrum. We have conceived an offline-online cooperative framework.
Haoyu Li   +4 more
doaj   +1 more source

Real-time image streaming over a low-bandwidth wireless camera network [PDF]

open access: yes, 2007
In this paper we describe the recent development of a low-bandwidth wireless camera sensor network. We propose a simple, yet effective, network architecture which allows multiple cameras to be connected to the network and synchronize their communication ...
Corke, P.   +4 more
core   +2 more sources

3D‐Printable Near‐Infrared‐Responsive Microscale Cantilever made of the Composite Consisting of Ceramic Particles and Graphene Flakes

open access: yesAdvanced Engineering Materials, EarlyView.
A near infrared‐responsive microscale cantilever is developed using a 3D‐printable composite based on photocurable resin consisting of sepiolite and graphene flakes. The material absorbs 1064 nm light, causing shape transformation with an average displacement of 1.3 mm in 1.7 s. Displacement is measured via video recording.
Karolina Laszczyk   +3 more
wiley   +1 more source

Wearable Haptic Feedback Interfaces for Augmenting Human Touch

open access: yesAdvanced Functional Materials, EarlyView.
The wearable haptic feedback interfaces enhance user experience in gaming, social media, biomedical instrumentation, and robotics by generating tactile sensations. This review discusses and categorizes current haptic feedback interfaces into force, thermal, and electrotactile stimulation‐based haptic feedback interfaces, elucidating their current ...
Shubham Patel   +3 more
wiley   +1 more source

Deep Learning-Based Unmanned Surveillance Systems for Observing Water Levels

open access: yesIEEE Access, 2018
Traditional surveillance systems for observing water levels are often complex, costly, and time-consuming. In this paper, we developed a low-cost unmanned surveillance system consisting of remote measuring stations and a monitoring center.
Jinqiu Pan   +5 more
doaj   +1 more source

The Reliability of Wireless Sensor Network

open access: yes, 2014
The wireless communication is one of the widely used methods of data transfer at the present days. The benefit of this communication method is the partial independence of the infrastructure and the possibility of mobility. In some special applications it is the only way how to connect. This paper presents some problems in the implementation of a sensor
Bohuslava Juhasova   +2 more
openaire   +1 more source

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