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检索条件"机构=COPPE PESC-Systems Engineering and Computer Science Program"
106 条 记 录,以下是91-100 订阅
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An alternative QoS architecture for the IEEE 802.16 Standard  06
An alternative QoS architecture for the IEEE 802.16 Standard
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2nd Conference on Future Networking Technologies, CoNEXT'06
作者: De Moraes, Luís Felipe M. Maciel, Paulo Ditarso Systems Engineering and Computer Science Program - COPPE/UFRJ HighSpeed Networks Laboratory RAVEL Rio de Janeiro RJ Brazil
In this paper, we propose an alternative QoS architecture for the IEEE 802.16 Standard, that incorporates a priority based packet scheduling and a new traffic shaping. For this, we present the ideas of a traffic condi... 详细信息
来源: 评论
A variable priorities MAC protocol for broadband wireless access with improved channel utilization among stations
A variable priorities MAC protocol for broadband wireless ac...
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2006 International Telecommunications Symposium, ITS
作者: De Moraes, L.F.M. Maciel Jr., P.D. High-Speed Networks Laboratory - RAVEL Systems Engineering and Computer Science Program - COPPE/UFRJ Rio de Janeiro - RJ Brazil
The Broadband Wireless Access (BWA) technology has been proposed to support different traffic classes with distinct quality of service (QoS) requirements in broadband metropolitan area networks. Therefore, as part of ... 详细信息
来源: 评论
Using regression error characteristic curves for model selection in ensembles of neural networks  14
Using regression error characteristic curves for model selec...
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14th European Symposium on Artificial Neural Networks, ESANN 2006
作者: De Pina, Aloísio Carlos Zaverucha, Gerson Universidade Federal do Rio de Janeiro COPPE/PESC Department of Systems Engineering and Computer Science C.P. 68511 Rio de Janeiro RJCEP. 21945-970 Brazil
Regression Error Characteristic (REC) analysis is a technique for evaluation and comparison of regression models that facilitates the visualization of the performance of many regression functions simultaneously in a s... 详细信息
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Investigating the user mobility in wireless mobile networks through real measurements  06
Investigating the user mobility in wireless mobile networks ...
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2nd Conference on Future Networking Technologies, CoNEXT'06
作者: Campos, Carlos Alberto V. De Moraes, Luis Felipe M. Systems Engineering and Computer Science Program-COPPE HighSpeed Networks Laboratory RAVEL Federal University of Rio de Janeiro/UFRJ Rio de Janeiro RJ Brazil
In this paper is proposed a real mobility characterization study for wireless devices. For this, we use mobility metrics and statistic analysis to evaluate the behavior of device movement components.
来源: 评论
A variable priorities MAC protocol for Broadband Wireless Access with improved channel utilization among stations
A variable priorities MAC protocol for Broadband Wireless Ac...
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International Symposium on Telecommunications
作者: L. F. M. de Moraes P. D. Maciel Systems Engineering and Computer Science Program-COPPE/UFRJ High-Speed Networks Laboratory-RAVEL Rio de Janeiro Brazil
The Broadband Wireless Access (BWA) technology has been proposed to support different traffic classes with distinct quality of service (QoS) requirements in broadband metropolitan area networks. Therefore, as part of ... 详细信息
来源: 评论
A Systematic Review of Cross- vs. Within-Company Cost Estimation Studies  10
A Systematic Review of Cross- vs. Within-Company Cost Estima...
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10th International Conference on Evaluation and Assessment in Software engineering, EASE 2006
作者: Kitchenham, Barbara Mendes, Emilia Travassos, Guilherme H. Department of Computer Science Keele University StaffordshireST5 5GB United Kingdom National ICT Australia Locked Bag 9013 AlexandriaNSW1435 Australia Computer Science Department The University of Auckland Private Bag 92019 Auckland New Zealand UFRJ/COPPE Systems Engineering and Computer Science Program Caixa Postal 68511 RJ Rio de Janeiro21941-972 Brazil
OBJECTIVE – The objective of this paper is to determine under what circumstances individual organisations would be able to rely on cross-company based estimation models. METHOD – We performed a systematic review of ... 详细信息
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Analysis and evaluation of a new MAC protocol for broadband wireless access
Analysis and evaluation of a new MAC protocol for broadband ...
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2005 International Conference on Wireless Networks, Communications and Mobile Computing
作者: De Moraes, L.F.M. Maciel Jr., P.D. High-Speed Networks Laboratory - RAVEL Systems Engineering and Computer Science Program COPPE/UFRJ Rio de Janeiro - RJ Brazil
Broadband Wireless Access (BWA) systems offer a solution for broadband access and high data rate transmission of multimedia services with distinct Quality-of-Service (QoS) requirements through a wireless medium. IEEE ... 详细信息
来源: 评论
Odyssey-VCS: A flexible version control system for UML model elements  05
Odyssey-VCS: A flexible version control system for UML model...
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12th International Workshop on Software Configuration Management, SCM 2005
作者: Oliveira, Hamilton Murta, Leonardo Werner, Cláudia COPPE/UFRJ - Systems Engineering and Computer Science Program Federal University of Rio de Janeiro P.O. Box 68511 21945-970 Rio de Janeiro Brazil
Many current version control systems use a simple data model that is barely sufficient to manipulate source-code. This simple data model is not sufficient to provide versioning capabilities for software modeling envir... 详细信息
来源: 评论
Analysis and evaluation of a new MAC protocol for broadband wireless access
Analysis and evaluation of a new MAC protocol for broadband ...
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International Conference on Wireless Networks, Communications and Mobile Computing
作者: L.F.M. de Moraes P.D. Maciel Systems Engineering and Computer Science Program-COPPE/UFRJ High-Speed Networks Laboratory-RAVEL Rio de Janeiro Brazil
Broadband wireless access (BWA) systems offer a solution for broadband access and high data rate transmission of multimedia services with distinct quality-of-service (QoS) requirements through a wireless medium, IEEE ... 详细信息
来源: 评论
Scientific models management in computational grids
Scientific models management in computational grids
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17th International Conference Scientific and Statistical Database Management, SSDBM 2005
作者: De Brito, Halisson Matos Strauch, Julia De Souza, Jano Moreira Osthoff, Carla COPPE/UFRJ Systems Engineering and Computer Science Program Federal University of Rio de Janeiro PO Box 68511 ZIP Code: 21945-970 Rio de Janeiro RJ Brazil ENCE /IBGE National School of Statistical Sciences 106 S. 401 ZIP Code: 20231-050 R. André Cavalcanti Rio de Janeiro RJ Brazil LNCC National Laboratory for Scientific Computing Av. Getulio 333 Quitandinha Vargas Petrópolis RJ Brazil IM/UFRJ Institute of Mathematics Federal University of Rio de Janeiro PO Box 68511 ZIP Code: 21945-970 Rio de Janeiro RJ Brazil
This paper presents MODENA, an architecture for scientific models management using Computational Grid platform. This architecture is comprised of two systems: ModManager and ModRunner. ModManager deals with knowledge ... 详细信息
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