ID 原文 译文
47356 基于群体智能优化算法的图像聚类分析，大多数都采用单一的编码方式，使搜索空间过于局限，算法很容易陷入局部最优， In the clustering analysis based on swarm intelligence optimization algorithm, the most of encoding methodonly used single form, and this method might be limit range of search space, the algorithm was easy to fall into localoptimum.
47357 为了解决这个问题，提出一种混合编码方式的图像聚类分析算法（HEICA）。 In order to solve this problem, image clustering algorithm of hybrid encoding (HEICA) was proposed.
47358 该算法构建一种基于图像聚类的混合编码模型，扩大搜索空间范围， Firstly, ahybrid encoding model based on image clustering was established, this method could expand the scope of the searchspace.
47359 与此同时，与改进的雨林算法（IRFA）和量子粒子群算法（QPSO）相结合，提高全局搜索能力。 Meanwhile, it was combined with two optimization algorithms which improved rain forest algorithm (IRFA) andquantum particle swarm optimization (QPSO), this method could improve the global search capability.
47360 在仿真实验中，采用 4 组数据集对算法进行聚类有效性测试， In the simulationexperiment, it was carried out to illustrate the performance of the proposed method based on four datasets.
47361 并将其与 4种常用的聚类算法进行对比， Comparedwith results form four measured cluster algorithm.
47362 实验结果表明该算法具有较强的全局搜索能力，稳定性高、聚类效果好。 The experimental results show that the algorithm has strong globalsearch capability, high stability and clustering effect.
47363 为了分析多步攻击对网络系统的影响，准确、全面地反映系统的安全态势，提出一种面向多步攻击的网络安全态势评估方法。 Aiming at analyzing the influence of multi-step attack, as well as reflecting the system’s security situation ac-curately and comprehensively, a network security situation evaluation method for multi-step attack was proposed.
47364 首先对网络中的安全事件进行场景聚类以识别攻击者； Thismethod firstly clustered security events into several attack scenes, which was used to identify the attacker.
47365 对每个攻击场景因果关联，识别出相应的攻击轨迹与攻击阶段； Then the attackpath and the attack phase were identified by causal correlation of every scene.