principal problem

principal problem的基本解释

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主要问题

与principal problem相关的网络例句 [注：此内容来源于网络，仅供参考]

Due to the existence of the ancient porcelain copies andmodem fakement, work of identification becomes the principal problem of the collection.

这三个方面的基本要求把握好了，无论在物质方面还是精神方面都能从中得到丰厚的回报，而如果把握得不好，往往留下难以挽回的经济损失和无法弥补的心理缺憾。这里概括地从整体上谈谈古代瓷器的鉴定方法。

At the same time, it is really striking that, whatever you might say about the origins of a specific act of terror, what is always seen as the principal problem is that of 'radicalisation' – the problem of people, including in the West, being motivated to engage in these nihilistic forms of destruction.

与此同时，确实引人注目的是，不管你会怎么谈论一种恐怖行为的起因，总被视为主要问题的则是"激进化"的问题——人们受到驱动而从事这些暴力破坏形式的问题。

The main contributions of this thesis are as follows:(1)To address the problem of kernel parameterσselection and regulation of the decision boundary in SVDD algorithm,this thesis proposes a new kernel parameter optimization method based on the spheral distribution of samples in kernel space and regulation of the decision boundary method based on KPCA(Kernel Principal Component Analysis).

本论文主要以支持向量数据描述(Support Vector Data Description，SVDD)与随机森林(Random Forests，RF)模式识别工具为基础，对流程工业在线故障诊断的若干问题进行研究，其具体内容如下：(1)针对SVDD的核参数σ优化及其决策边界规整问题，提出了基于核样本球形分布的核参数优化方法与基于核主元分析(Kernel Principal ComponentAnalysis，KPCA)的SVDD决策边界规整方法。

与principal problem相关的网络解释 [注：此内容来源于网络，仅供参考]

moral hazard problem：道德风险问题

adverse selection problem 逆选择问题 | moral hazard problem 道德风险问题 | principal 委托人

principal radius of curvature：助率半径

principal problem of dynamics 动力学知问题 | principal radius of curvature 助率半径 | principal section 重面

principal submatrix：主子阵

地域歧视:Principal | 主子阵:principal submatrix | 构建:principal-agent problem