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新浪是如何分析处理32亿条实时日志的? - 更多技术 - 清泛网 - 专注C/C++及内核技术
...LK优化,接一些日志,小打小闹。从2015年起,我们正式得把实时日志分析作为服务提供给公司的其他部门。今天要给大家分享的是在服务化的道路上,我们的想法,方案和疑问。
服务介绍
随着实时分析技术的发展及成本的降...
Convert from ASCII string encoded in Hex to plain ASCII?
...; txt = '7061756c'
>>> ''.join([chr(int(''.join(c), 16)) for c in zip(txt[0::2],txt[1::2])])
'paul'
i'm just having fun, but the important parts are:
>>> int('0a',16) # parse hex
10
>>> ''...
How do I get a list of column names from a psycopg2 cursor?
...o values '''
Record = namedtuple("Record", fields)
mappings = dict(zip(fields, obj))
return Record(**mappings)
cur.execute("Select * FROM people")
colnames = [desc[0] for desc in cur.description]
rows = cur.fetchall()
cur.close()
result = []
for row in rows:
result.append(create_rec...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...
如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升
...s as a generative model vs. discriminative model distinction.
你也可以把这一点看作生成模型和判别模型的差别。
Advantages of some particular algorithms
一些常用算法的优缺点
Advantages of Naive Bayes: Super simple, you’re just doing a bunch of coun...