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    机器学习之逻辑回归

    则我们可以将开始线性回归时假设的线性模型带入上式中,得则不费吹灰之力复合了一个线性化参数函数,且其输入为连续值,其输出为近似离散值。 有了模型,...

  • 机器学习之线性回归

    设线性回归的训练集为其中 , , m为训练集的样本个数,p为样本特征数。作线性回归,设其回归模型为其中均为p+1维向量。最小化性能指标梯度为其...

  • 基于Github page创建Blog的爬坑之旅

    https://jowisdom.github.io/2018/10/19/%E5%9F%BA%E4%BA%8EGithub%20page%E5...

  • 7 How to talk about liars and lying

    1. notorious : adj well-known for some bad quality notorirty : n noted :...

  • 6 How to talk about science and scientist?

    1. anthropologist : whose field is all mankind. 2. astronomer : whose fi...

  • 5 How to talk about various practitioner?

    1. psychologist: n an expert of psychology psychology : n psychological ...

  • 4 How to talk about doctors?

    1. internist : n A general physician. Also, a specialist in internal med...

  • 如何利用U盘最简单的安装电脑系统(Windows or Linux)

    在平常的学习生活中,由于误操作或者其它原因导致电脑系统崩溃或中毒后,亦或是电脑用太久需要重新装系统以提高电脑的运行速度,都必须要重装电脑,但是对...

  • 3 How to talk about personality type?

    How to talk about personality types? Everyone's personality is determine...