z*3
2 楼
我看这个貌似用了不少统计学上的知识
给说说平常都做了什么主要工作?
给说说平常都做了什么主要工作?
c*e
4 楼
简单的从recommendation engine到常用的classifier.非常粗暴简单化的说,历史数据
建模,做点预测。你用Java的下个Weka用用大概就有点感觉了。
建模,做点预测。你用Java的下个Weka用用大概就有点感觉了。
r*r
8 楼
弄懂这个公式,就可以做很多事
P(A/B) = P(B/A)P(A)/P(B)
P(A/B) = P(B/A)P(A)/P(B)
s*l
9 楼
是不是看到小狗太闹,于是给小狗加了口罩?
c*g
15 楼
遮阳伞背后是玻璃窗吗?如果是玻璃,颜色可以处理的更通透一些更像玻璃一些,现在
看起来是褐色的黑板上粉笔涂了两下。
看起来是褐色的黑板上粉笔涂了两下。
r*r
16 楼
Suppose someone told you they had a nice conversation with someone on the
train. Not knowing anything else about this conversation, the probability
that they were speaking to a woman is 50%. Now suppose they also told you
that this person had long hair. It is now more likely they were speaking to
a woman, since most long-haired people are women.
Bonus question: what's the probability of that person is a woman?
【在 z*******3 的大作中提到】
: 我看这个貌似用了不少统计学上的知识
: 给说说平常都做了什么主要工作?
train. Not knowing anything else about this conversation, the probability
that they were speaking to a woman is 50%. Now suppose they also told you
that this person had long hair. It is now more likely they were speaking to
a woman, since most long-haired people are women.
Bonus question: what's the probability of that person is a woman?
【在 z*******3 的大作中提到】
: 我看这个貌似用了不少统计学上的知识
: 给说说平常都做了什么主要工作?
z*3
21 楼
不告诉我女人里面长发的比例?
那要做抽样去预测population mean
然后计算confidence interval
不是很难的样子
to
【在 r******r 的大作中提到】
: Suppose someone told you they had a nice conversation with someone on the
: train. Not knowing anything else about this conversation, the probability
: that they were speaking to a woman is 50%. Now suppose they also told you
: that this person had long hair. It is now more likely they were speaking to
: a woman, since most long-haired people are women.
: Bonus question: what's the probability of that person is a woman?
那要做抽样去预测population mean
然后计算confidence interval
不是很难的样子
to
【在 r******r 的大作中提到】
: Suppose someone told you they had a nice conversation with someone on the
: train. Not knowing anything else about this conversation, the probability
: that they were speaking to a woman is 50%. Now suppose they also told you
: that this person had long hair. It is now more likely they were speaking to
: a woman, since most long-haired people are women.
: Bonus question: what's the probability of that person is a woman?
t*e
30 楼
Mahout怎么样? hadoop里派生出来的项目。
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