Node failure is one of the most severe problems that wireless sensor and ac-tuator networks (WSANs) have to deal with. The failure of actuator nodes, in particu
The metal-organic framework HKUST-1 was prepared by different solvents. Several analytical tools such as scanning electron microscope (SEM), X-ray diffraction (
The world is facing a major change that has never been seen in the past 100 years.Since the 13th Five-Year Plan,the pursuit and promotion of high-quality develo
目的高光谱分类问题中,由于类内光谱特性存在差异性,导致常规的随机样本选择策略无法保证训练样本均匀覆盖样本空间。针对这一问题,提出基于类内再聚类的样本空间优化策略。同时为了进一步提高分类精度,针对低置信度分类结果,提出基于邻域高置信信息的修正策略。方法采用FCM(fuzzy C-means)聚类算法对每类样本进行类内再聚类,在所聚的每个子类内选择适当样本。利用两个简单分类器SVM(support v