The C4.5 method used information entropy to build the classification model without assuming prior probability was stable.
C4.5决策树方法利用信息熵来构建分类模型,无须假设先验概率的稳定。
参考来源 - 基于决策树的流量分类方法It collects information by market investigation, amends the prior probability, and consequently increases assurance of the investor on future success, so that the risk of decision-making is reduced.
它通过市场调查增加信息量,对先验概率进行修正,从而提高决策者对未来可能性的把握,达到降低决策风险的目的。
参考来源 - 基于贝叶斯决策理论的房地产投资风险决策研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N the probability assigned to a parameter or to an event in advance of any empirical evidence, often subjectively or on the assumption of the principle of indifference 先验概率 [statistics] → compare posterior probability
First, the occurrence of all the system states is considered to have an equal possibility and for each component in the diagnosis system set a prior probability.
该模型首先假设系统的所有状态都是可能发生的,并对系统中的各个元件设定一个先验概率。
In the process of recognition, the prior probability is supposed to be the same, the posterior probability is calculated according to GMM, and then the instrument class is determined.
在识别过程中,首先假设各乐器的先验概率相同,根据高斯混合模型得出的后验概率确定待识别乐器所属的种类。
The prior probability in accounting decision is usually determined by the subjective judgment of the accountant. It can be modified by using the Bayes's method in order to be close to fact.
在会计决策分析中所采用的先验概率通常由会计人员的主观判断来确定,使用贝叶斯方法能够对其进行修正,使之更加符合实际。
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