Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Hai-Heng Ng"'
Publikováno v:
IET Intelligent Transport Systems. 13:1624-1635
In an urban logistics system, predictions of the next destination and estimated time of arrival (ETA) are of paramount importance for efficient resource planning of delivery fleets and for providing a satisfactory client experience. The quality of pr
Publikováno v:
ITSC
To validate traffic signal control algorithm’s performance, a setup of microscopic traffic simulation platform with realistic traffic demand is necessary. Traditionally, a bilevel framework of Origin-Destination (OD) calibration and trip assignment
Autor:
Alan Quek, Anh Tuan Hoang, Hai Heng Ng, Joanne Cheong, Ramnath Vasudha, Bai-Tao Zhou, Charlene Kwan
Publikováno v:
ITSC
There is a recent effort at One-North key signalized intersections to setup DSRC road-side beacon infrastructure to support Singapore Autonomous Vehicles (AV) trials. Unlike conventional AVs that operate in independent sensing mode, the notion of emp
Publikováno v:
IEEE Transactions on Wireless Communications. 14:3948-3960
Unlike most existing underwater medium access control (MAC) protocols that use unidirectional data exchange, the recently proposed BiC-MAC protocol allows each sender-receiver pair to exchange multiple rounds of bidirectional-concurrent data transmis
A Cloud-Based Stream Processing Platform for Traffic Monitoring Using Large-Scale Probe Vehicle Data
Autor:
Kenji Takao, Jerry Kah Eng Hoe, Yiyang Pei, Liang Yu, Hirokazu Shibata, Xiaoyang Li, Wee Siong Ng, Koichiro Okada, Hai Heng Ng, Guangxia Li, Chee-Wei Ang
Publikováno v:
WCNC
Probe vehicle data, also known as floating car data or connected vehicle data, is the data collected from GPS-enabled sensors on vehicles. With the advancement in wireless communications and localization technologies, more and more vehicles are expec
Publikováno v:
Computer Networks. 57:2733-2751
Underwater communication primarily utilizes propagation of acoustic waves in water. Its unique characteristics, including slow propagation speed and low data rates, pose many challenges to Media Access Control (MAC) protocol design. In most existing
Publikováno v:
IEEE Journal of Oceanic Engineering. 38:547-565
The underwater acoustic channel is fundamentally different from the terrestrial wireless channel. Its unique characteristics, such as slow propagation speed and small bit rate distance product, present both challenges and opportunities for media acce
Publikováno v:
IEEE Communications Letters. 15:1398-1401
We revisit the use of throughput metrics in studying Medium Access Control (MAC) protocols in static multi-hop wireless networks. To complement existing single-hop and multi-hop throughput notions, we first propose a unified normalized throughput exp
Autor:
Takuya Fujihashi, Hwee-Pink Tan, Shunsuke Saruwatari, Hai-Heng Ng, Ziyuan Pan, Takashi Watanabe
Publikováno v:
2013 IEEE International Underwater Technology Symposium (UT).
Several techniques to realize multi-view video streaming have been recently proposed for terrestrial wireless networks. Multi-view video allows users to watch object of interest from different angle and can be applied to many applications. Nonetheles
BiC-MAC: Bidirectional-Concurrent MAC protocol with packet bursting for underwater acoustic networks
Publikováno v:
OCEANS 2010 MTS/IEEE SEATTLE.
Underwater communication mainly relies on acoustic waves. Its unique characteristics, such as slow propagation speed and low bit rate-distance product, present both challenges and opportunities for Media Access Control (MAC) protocol design. In exist