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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...
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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 >>> ''...
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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...
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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...
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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...
https://www.tsingfun.com/it/bi... 

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...
https://www.tsingfun.com/it/bi... 

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...
https://www.tsingfun.com/it/bi... 

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...
https://www.tsingfun.com/it/bi... 

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...
https://www.tsingfun.com/it/bi... 

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...