识别器

Star sensor ; star pattern identification ; convex polygon ; algorithm

星敏感器；星图识别；凸多边形；算法；弹上星表

It was discussed about the traffic patterns of EGCS, characteristic parameters of traffic pattern identification, designing of classifier of traffic pattern identification and its optimization etc.

论述了电梯群控系统交通模式、交通模式鉴别的特征参数、交通模式识别分类器的设计及优化，并实现了电梯群控性能的提高。

The combination of multiple classifiers is one of the effective ways to improve the recognition performance.

多分类器组合是提高识别效果的一条有效途径。

The outputs from three classifiers are combined according to combination rules to get the recognition result of whole system.

三个分类器的分类结果按一定的组合规则，确定最终的识别结果。

The immediate detection and accurate recognition of VF is essential for some therapeutic devices such as external and internal pacemakers and defibrillators.

在体外和体内起搏器及除颤器之类的治疗设备中，VF发生时刻的即时检测及VF节律的准确识别有着重要意义。

Features are: small loss of luminous energy, simple structure, and small size.

这种激光接收及回波装置具有光能量损耗小、结构简单、体积小等特点；同时它能够提高信噪比，增大通信和识别距离；另外，这种激光接收及回波装置由于采用了布拉格声光调制器，从而具有更好的调制效果。

Analyzing the classification results obtained by sole SVM, the misclassified testing samples by SVM are mostly near the decision plane.

通过对SVM的识别结果进行分析发现，SVM和其它分类器一样，出错样本点多数集中在分类超平面附近。

Feature selection and classifier design are two important processes in pattern recognitions and data mining.

特徵分析及分类器设计在图形识别及资料探勘中扮演重要的角色。

The possibility for damage detection in relatively thick structures with PZT transducers based on guided wave approach was discussed.

探讨了利用PZT换能器在较厚结构中进行基于弹性导波方法的损伤识别的可能性。

In order to test the performance of identification algorithm,shorten the development cycle of star sensor,as well as reduce the cost and improve the efficiency of development,a new type of hybrid simulation system for celestial navigation was proposed.

由于航天实验费用大，为测试星敏感器性能和星图识别算法，需在地面构建天文导航半物理仿真试验平台。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。