Research on the task schedule algorithm based on the GA

2010 ◽  
Vol 2009 (2) ◽  
pp. 19-24
Author(s):  
Xu Liang ◽  
Xingshan Li ◽  
Jinsong Yu
2010 ◽  
Vol 9 (3) ◽  
pp. 1-7 ◽  
Author(s):  
Jing Qin ◽  
Kup-Sze Choi ◽  
Wai-Man Pang ◽  
Zhang Yi ◽  
Pheng-Ann Heng

While considerable effort has been dedicated to improve medical education with virtual reality based surgical simulators, relatively little attention is given to the simulation of the collaborative procedures in distributed environments. In this paper, we first present a literature review of techniques involved in the development of collaborative simulators, including network architecture, transmission protocol, collaboration mechanism, schedule algorithm, collaborative user-interaction feature and haptic communication. We introduce the details of each technique and discuss the advantages and drawbacks. Then, we review some of the existing applications to illustrate how to apply these techniques to implement an efficient and robust collaborative simulator. Finally, we discuss the challenges that need to be addressed in the future.


2018 ◽  
Vol 2018 ◽  
pp. 1-12 ◽  
Author(s):  
Yuyang Zhang ◽  
Tao Zheng ◽  
Ping Dong ◽  
Hongbin Luo ◽  
Zhibo Pang

Greater demands are being placed on the access bandwidth, stability, and delay of network because of the quickening rhythm of life and work, especially in mobile scenario. In order to obtain a stable network with low latency and high bandwidth in mobile scenario, taking advantage of the wireless heterogeneous network in parallel is a good choice. Nowadays, people are increasingly concerned about the network quality under the mobile scenario. Some scholars have done the relevant measurements. However, all of those measurements mainly investigate part of the network parameters or part of mobile scenarios. In this paper, we make the following contributions. Firstly, in high-speed mobile scenario, the wireless network qualities of different vendors are measured synthetically. Secondly, we analyze the benefits of taking advantage of the different vendors. Thirdly, we deploy the replication link mechanism in high-speed mobile scenario and propose an algorithm to remove the duplicate packet in high-speed mobile scenario. And the algorithm can also be used in another multipath schedule algorithm to improve the reliability.


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