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ga427
- 针对TSP问题，提出了一种改进的遗传算法。在遗传算法中引入进化算法的思想，在此基础上提出顶端培育策略和分阶段策略，以求在保证群体多样性的同时加快收敛速度。-against TSP, an improved genetic algorithms. Genetic Algorithm evolutionary algorithm introduced the idea that the basis of this proposed strategy and cultivating top phase
2009_the_Algorithm_Improves_in_Dyadic_System_Owing
- 嵌入式系統中SPIHT算法改進的研究: 本文在重點分析研究SPIHT算法的基礎上,結合現有技術提出一種改進的SPIHT算法.改進的SPIHT算法通過采用提升小波變換、結合人眼視覺特性、對算法的分集排序過程進行優化等措施,進一步提高壓縮性能,而且圖像復原質量較好.-SPIHT algorithm for embedded systems to improve the research: In this paper, the focus of analysis in the SPIHT algori
NetSimu
- 使用临域节点来充当虚拟的MIMO，构成多天线，从而实现空间分集，并且使用了跨层优化的设计理念，将网络层，MAC，和物理层进行了模拟-Use the Pro domain node to act as virtual MIMO, constitutes a multi-antenna in order to achieve spatial diversity, and the use of cross-layer optimization design concepts, the network
GA
- 热力学遗传算"~-(therm odynamical genetic algorithms，简称TDGA)借鉴固体退火过程中能量与熵的竞争 模式来协调GA 中“选择压力”和“种群多样性”之间的冲突．然而TDGA 目前极高的计算代价限制了其应用．为了提 高TDGA的计算效率，首先定义一种等级熵(rating—based entropy,J~j称RE)度量方法，它能以较小的计算成本度量种 群中个体适应值的分散程度．然后引入分量热力学替换规则(component thermod)rnami
Immune_Chaotic_Network_Algorithm_for_Multimodal_Fu
- 针对多峰函数优化问题，借鉴混沌遍历特性和免疫网络理论，提出一种免疫混沌网络算法。算法利用混沌运动的自身规律在不同的峰值区域内搜索最佳抗体，增强了算法的局部搜索能力；采用网络抑制策略，保持了种群的多样性；通过网络补充机制自适应地调节抗体群的规模，提高了算法对不同类型多峰函数的适应能力。仿真结果表明该算法能有效地改善种群的多样性，较好地保持全局搜索和局部搜索的动态平衡，具有更强的多峰函数优化能力-Referred to the ergodicity of chaos and immune netwo
Based-on-WS-model-PSO
- 利用WS模型的断边重连特性从网络中随机选择边进行断边重连，以此来改变算法的邻域结构，提高算法的多样性。-the model off Bian WS rewiring randomly selected features from the network of conducting an off side reconnection algorithm in order to change the neighborhood structure, increase the diversity algo
pso1
- 某些实际问题的优化目标是求所有的局部最优解, 即求解多峰寻优问题, 为了求解多峰优化问题, 提出了改造的微粒 群优化算法. 尽量减少微粒群算法中的全局因素, 从而增大其局部因素, 同时采用变步长方法增加微粒的多样性. 并给出了该算法 的原理和步骤. 仿真实验表明该算法概念清楚, 计算简单, 具有很好的局部寻优特性, 可应用求解于多峰寻优问题. 另外还给出了几 个运算实例和与其它优化算法的比较.-Some of the practical problems the optimizati
Alamouti
- 16qam 换句话说,信号可能仍然是 探测到,但以较低的质量。这是通常所说 对软失败。幸运的是,新的传-16qam simulink ser mimo one of the receive chains fail, and the other receive chain is operational, then the performance loss is on the order of the diversity gain. In other words, the
antenna
- 换句话说,信号可能仍然是 探测到,但以较低的质量。这是通常所说 对软失败。幸运的是,新的传输的多样性 方案提供了相同软失败。对-one of the receive chains fail, and the other receive chain is operational, then the performance loss is on the order of the diversity gain. In other words, the signal may stil
ML
- 换句话说,信号可能仍然是 探测到,但以较低的质量。这是通常所说 对软失败。幸运的是,新的传输的多样性 方案提供了相同软失败。对-one of the receive chains fail, and the other receive chain is operational, then the performance loss is on the order of the diversity gain. In other words, the signal may stil
BID-of-Multichannel
- 盲辨识的模糊和多路冷杉完美的图像恢复 乔治·吉昂奈吉斯，研究员，美国，和罗伯特·希斯，小，成员，美国-Despite its practical importance in image processing and computer vision, blind blur identification and blind image restoration have so far been addressed under restrictive assumptions such a
Alamouti
- 主函数Alamouti(Nr,max_snr,max_err_symbol,symbol_per_frame) 调用函数QpskMapping(psudo_bit_sequence)－－二进制数据到QPSK信号的变换 调用函数RayleighCH(Nr,Nt)－－瑞利衰落信道模拟 仿真示例： Alamouti(1,12,20,24) 说明： 1.2根发射天线、1根接收天线 2.最高信噪比为12dB，即仿真范围为0dB到12dB 3.在每个信噪比
diversity
- achivable to order diversity in coperativr communication
SER_Rayleigh_Bessel
- Calculates SER in 64PSK,64QAM modulation technique and produces graphical figures for diversity order up to eight,rayleigh channel,bessel first order
MMAdapGA
- 用matlab编写了多变异位自适应遗传算法，在自适应遗传算法中加入多位变异，以增加种群的多样性-Changeable to ectopic adaptive genetic algorithm using matlab number variation adaptive genetic algorithm, in order to increase the diversity of the population
myQG
- 量子遗传算法简单实现，增加种群多样性，以函数极值为例-Quantum genetic algorithm is simple to achieve, increasing diversity of the population, in order to function extreme example.
MIMO-OFDM
- 基于matlab的OFDM仿真程序，源代码，分析等-This paper presents a simple two-branch transmit diversity scheme. Using two transmit antennas and one receive antenna the scheme provides the same diversity order as maximal-ratio receiver combining (MRRC) with one tr
advanced_theory_of_comm_arshammostaani_project4_q
- BER-SNR curve of BPSK modulator with second order diversity
PeertoPeer
- 使用VS2013 c++，主要是实现使用Gnutella 网络做一个peer crawler，BFS order-Using Winsock and Visual Studio .NET 2013, your goal is to create a Gnutella crawler that discovers all currently present peers in the system. Your program will first contact a seed webserver
MRC
- ns STBC for purely time-selective channels by transforming the time-selective channels into frequency-selective channels, and by adjusting existing space–time code designs over frequency-selective MIMO channels to collect joint space–Doppler ga