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合理的认知引擎参数设置可以提高频谱的使用性能. 通过分析认知无线网络中的认知引擎参数配置, 给出了其数学模型, 并将其转化为一个多目标优化问题, 进而提出一种基于混沌免疫多目标优化的求解方法. 算法使用Logistic混沌映射初始化种群, 并在每一代将混沌特性用于最优解集的搜索; 设计了适合此问题的免疫克隆算子和抗体群更新算子, 保证了Pateto最优解集分布的多样性和均匀性. 最后, 在多载波环境下对算法进行了仿真实验. 结果表明, 算法可以根据信道条件和用户服务的动态变化, 自适应调整各个子载波的发射功率和调制方式, 可以求出更多满足偏好需求的解, 满足认知引擎参数优化要求.
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[2] Tim R N, Brett A B, Alexander M 2008 Wirel. Commun. Mob.Com. 7 1129
[3] Zhao Z J, Zheng S L, Shang J N, Kong X Z 2007 Acta Phys. Sin.56 6760 (in Chinese) [赵知劲, 郑仕链, 尚俊娜, 孔宪正 2007 物理学报 56 6760]
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[5] Zhao Z J, Xu S Y, Zheng S L, Yang X N 2009 Acta Phys. Sin. 585118 (in Chinese) [赵知劲, 徐世宇, 郑仕链, 杨小牛 2009 物理学报 58 5118]
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[13] Zhou J, Zu Y X 2010 Acta Phys. Sin. 59 7508 (in Chinese) [周杰, 俎云霄 2010 物理学报 59 7508]
[14] Gong M G, Jiao L C, Liu F, Ma W P 2010 Knowl. Inf. Syst. 25523
[15] Lei D M, Yan X P, Wu Z M 2006 Acta Elec. Sin. 34 1142
[16] Newman T R, Evans J B 2008 The 3rd IE-EE Symposium on NewFrontiers in Dynamic Spectrum Access Networks, Chicago, March10-12, 2008 p1
[17] Rieser C J 2006 (Ph. D. Dissertation) (Virginia:Virginia Tech)
[18] Mackenzie A B, Reed J H 2009 IEEE Comm. Lett. 97 660
[19] Zhang C Y, Dong X, Wang X J 2010 J. Mech. Eng. 46 156 (inChinese) [张超勇, 董星, 王晓娟 2010 机械工程学报 46 156]
[20] Zhou X S, Jiong S, Jian X 2010 J. S. E. Univ. 26 563
-
[1] Haykin S 2008 IEEE J. Sel. Area Comm. 23 201
[2] Tim R N, Brett A B, Alexander M 2008 Wirel. Commun. Mob.Com. 7 1129
[3] Zhao Z J, Zheng S L, Shang J N, Kong X Z 2007 Acta Phys. Sin.56 6760 (in Chinese) [赵知劲, 郑仕链, 尚俊娜, 孔宪正 2007 物理学报 56 6760]
[4] Ayman E H 2009 The Ninth IEEE Malaysia International Conferenceon Communications, Chicago, July 21-23, 2009 p1
[5] Zhao Z J, Xu S Y, Zheng S L, Yang X N 2009 Acta Phys. Sin. 585118 (in Chinese) [赵知劲, 徐世宇, 郑仕链, 杨小牛 2009 物理学报 58 5118]
[6] Zhao N, Li S Y, Wu Z L 2011 Wire. Per. Comm. 58 1
[7] Yang D D, Jiao L C, Gong M G, Feng J 2010 Comput. Intell. 26359
[8] Chai Z Y, Liu F 2011 J. Commun. 31 591 (in Chinese) [柴争义, 刘芳 2011 通信学报 31 591]
[9] Chai Z Y, Liu F, Zhu S F 2011 Acta Phys. Sin. 60 068803 (inChinese) [柴争义, 刘芳, 朱思峰 2011 物理学报 60 068803]
[10] Zu Y X, Zhou J, Zeng C C 2010 Chin. Phys. B 19 119501
[11] Zheng R R, Liu Y A 2010 Acta Elec. Sin. 38 632 (in Chinese) [张然然, 刘元安 2010 电子学报 38 632]
[12] Ycek T, Arslan H 2009 IEEE Comm. 1 116
[13] Zhou J, Zu Y X 2010 Acta Phys. Sin. 59 7508 (in Chinese) [周杰, 俎云霄 2010 物理学报 59 7508]
[14] Gong M G, Jiao L C, Liu F, Ma W P 2010 Knowl. Inf. Syst. 25523
[15] Lei D M, Yan X P, Wu Z M 2006 Acta Elec. Sin. 34 1142
[16] Newman T R, Evans J B 2008 The 3rd IE-EE Symposium on NewFrontiers in Dynamic Spectrum Access Networks, Chicago, March10-12, 2008 p1
[17] Rieser C J 2006 (Ph. D. Dissertation) (Virginia:Virginia Tech)
[18] Mackenzie A B, Reed J H 2009 IEEE Comm. Lett. 97 660
[19] Zhang C Y, Dong X, Wang X J 2010 J. Mech. Eng. 46 156 (inChinese) [张超勇, 董星, 王晓娟 2010 机械工程学报 46 156]
[20] Zhou X S, Jiong S, Jian X 2010 J. S. E. Univ. 26 563
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