Results 21 to 30 of about 2,613 (188)

Counseling interventions for victims of intimate partner violence: A systematic review

open access: yesJournal of Counseling &Development, Volume 101, Issue 3, Page 346-358, July 2023., 2023
Abstract Intimate partner violence is a serious public health problem with significant implications for the mental health and well‐being of victims. Therefore, we sought to critically review research on counseling interventions for victims to inform counselors’ work and identify areas of need for future research.
Laura C. Craven   +4 more
wiley   +1 more source

Analysis of a Cone-Based Distributed Topology Control Algorithm for Wireless Multi-hop Networks [PDF]

open access: yes, 2001
The topology of a wireless multi-hop network can be controlled by varying the transmission power at each node. In this paper, we give a detailed analysis of a cone-based distributed topology control algorithm. This algorithm, introduced in [16], does not
Bahl, Paramvir   +4 more
core   +8 more sources

A cognitive control approach to interference mitigation in communications-based train control (CBTC) co-existing with passenger information systems (PISs)

open access: yesEURASIP Journal on Wireless Communications and Networking, 2017
As a key component of urban rail transit systems, communications-based train control (CBTC) is an automated train control system using train-ground communications to ensure efficient operation of rail vehicles.
Hongwei Wang   +2 more
doaj   +1 more source

Driverless CBTC – specific requirements for CBTC systems to overcome operation challenges [PDF]

open access: yesWIT Transactions on The Built Environment, Vol 88, 2006
This paper describes how reliable driverless operation requires specific features implemented at system and subsystem levels of the train control system. Communications-Based Train Control (CBTC) is now proven as the best choice for driverless systems because of the inherent high levels of safety and reliability with a low life cycle cost.
openaire   +1 more source

Analog circuit fault diagnosis based on enhanced Harris Hawks optimization algorithm with RBF neutral network

open access: yesEngineering Reports, Volume 5, Issue 6, June 2023., 2023
Aiming at the problems that the fault feature extraction is difficult and the fault signal cannot be effectively classified, an enhanced Harris Hawks algorithm is proposed to optimize the parameter optimization process in the RBF neural network to realize the fault identification and diagnosis of the analog circuit. .
Haonan Feng   +4 more
wiley   +1 more source

Joint Security and QoS Provisioning in Train-Centric CBTC Systems Under Sybil Attacks

open access: yesIEEE Access, 2019
The security and Quality-of-Service (QoS) provisioning are two critical themes in urban rail communication-based train control (CBTC) data communication systems, which can directly affect the train's safe operation.
Xiaoxuan Wang   +3 more
doaj   +1 more source

Design and Test of a High QoS Radio Network for CBTC Systems in Subway Tunnels [PDF]

open access: yes, 2011
Communications Based Train Control Systems require high quality radio data communications for train signaling and control. Actually most of these systems use 2.4GHz band with proprietary radio transceivers and leaky feeder as distribution system.
Briso Rodriguez, Cesar   +3 more
core   +1 more source

CPN Modeling and Simulation for Onboard TBTC-CBTC System Degradation Scenario [PDF]

open access: yesJisuanji gongcheng, 2022
The Track circuit-Based Train Control(TBTC)-Communication-Based Train Control(CBTC) dual-mode onboard system is the key to realizing rail transit multi-network integration.Its mode switching is characterized by strong randomness and concurrency and ...
WANG Xiaoyong, DONG Decun, OU Dongxiu
doaj   +1 more source

Safety monitor for train‐centric CBTC system [PDF]

open access: yesIET Intelligent Transport Systems, 2018
Train‐centric communications‐based train control (TcCBTC) system is a new solution for urban transit signalling. Compared to traditional train control systems, the on‐board equipment is becoming more powerful and more complex. Due to its safety‐critical nature, specialised technologies must be adopted to guarantee the safety of the system.
Haifeng Wang   +4 more
openaire   +1 more source

RAPS, radio propagation simulator for CBTC system [PDF]

open access: yesWIT Transactions on The Built Environment, 2012
One cost effective solution for traffic control and signaling of monorails and metro rail transit is a communication based train control system (CBTC). Radio transmission is one of the most effective CBTC subsystems. It can increase transportation capacity by moving a block control method with less trackside equipment.
J. Liang   +8 more
openaire   +1 more source

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