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Tomer Tunguz 博客(VC 分析)·· 6 小时前AI 评分17

数据科学的文化:从 Nate Silver 的选举预测看数据驱动决策的崛起

The culture of data science

AI 导读

Nate Silver 准确预测了美国总统大选每个州的投票结果,其意义不在于证明数据优于直觉,而在于挑战了政界和职场中过度重视直觉、轻视数据的文化。分析工具和大数据的普及正迫使这种文化发生最广泛的转变,新闻业是最新面临冲击的领域。政党、记者和初创公司若建立用数据冷静论证、客观衡量绩效的文化,将像 Silver 一样持续"变出兔子",因为靠的是线性回归而非戏法。

正文

In short : Nate Silver's election predictions illustrate the cultural shift towards data-driven decision making over intuition in various sectors.

In a triumph of statistics, Nate Silver predicted the outcome of every state in the Presidential election correctly. What makes this story so noteworthy isn’t that it proves data enables superior decision-making to human intuition. We know the math works.

Instead, Silver’s success highlights and challenges the prevailing culture, present in politics and in the workplace, that overvalues intuition and undervalues data.

Our analysis tools and our access to big data are forcing cultural change at the broadest scale. The latest field to face this upheaval is journalism. It won’t be the last.

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Data is the most cogent argument. Because we compare Silver’s predictions to the outcome, we can understand his thought process and his logic. It’s black and white. Right or wrong. And if it’s wrong, we can fix the models.

Political parties, journalists, and startups that build cultures that use data to make dispassionate arguments and objectively measure performance will be the ones that will seemingly pull a rabbit out of a hat - just like Silver.

And these performances will become increasingly consistent. Who won’t pay attention to Silver’s data in four years' time?

We’re going to continue to hear about these rabbits with increasing frequency - whether it’s Nate Silver, Moneyball, the story of Oakland As, the high frequency traders on Wall Street, the search algorithms of Google, or the data science teams of LinkedIn.

These events will be more common because these companies aren’t using sleight of hand to pull these rabbits. They use linear regression.

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来源:Tomer Tunguz 博客(VC 分析) · tomtunguz.com