Recognition arithmetic of underwater acoustic signals based on fusing energy cost function 基于融合能量代价函数的水声信号识别算法
The technique on how to get the furnace energy signal by fusing signals from the two kinds of flame probes, and the idea about importing this energy signal to combustion control system are given. 提出了把两种火检探头采集的信号融合成炉膛辐射能信号的方法,以及把这个能量信号引入燃烧控制系统的思路。
Propose concept of fusing energy cost function and a method that based on the function to underwater acoustic signal with wavelet pocket technique. 应用小波包技术,提出了融合能量代价函数的概念及基于此函数的水声信号识别算法。
Electron beam welding is an advanced welding technology, which fusing metal with heat energy which caused by convergent high speed electron stream bombarding joint of work pieces. 电子束焊接是一种在真空环境下,利用汇聚的高速电子流轰击工件接缝处产生的热能,使被焊金属熔合的焊接方法。
The algorithm confirms characteristic space and eigenvalue in wavelet library with criterion of fusing energy cost function. 算法以融合能量代价函数为标准,在整个小波库中确定特征空间及特征值。
The new arithmetic constructed the best wavelet packet based on the wavelet library with the criterion of fusing energy cost function and contract the most valuable features of the signals. 新算法以融合能量代价函数为标准,在整个小波库中构造最优小波包基,从小波包基上提取信号最有价值的特征值。
The mixing and fusing method is commonly used to prepare Mg-Sr alloy. The disadvantages of this method are long process and high energy consumptions. In the process of melting Mg-Sr alloy, the alloying elements are burning serious and macro segregation. 镁锶合金的制备一般采用对掺法,该法的缺点是流程长、能耗高,在熔炼的过程中,合金元素烧损和偏析都很严重。
Finally, the human action is represented by fusing the energy images and local scale-invariant features, and recognized by using the nearest neighbor classifier. 最后,融合时空轮廓能量图和局部尺度不变特征作为人体行为特征表征向量,使用最近邻分类实现行为识别。