Michael Kearns

Michael Kearns

Michael Kearns
宾夕法尼亚大学计算机科学教授,算法伦理研究者
海外PC 优先级✓ 已收录 1 期访谈

立场时间线 5 条 · 5 个议题

同一议题按时间排列,说法变化一目了然。

伦理算法
2019-11

《伦理算法》一书刻意只处理当前已能置于量化基础的算法伦理部分,而非泛谈全部伦理问题

“Our book is about that part of algorithmic ethics that we know how to put on that same kind of quantitative footing right now. —— 我们的书聚焦于算法伦理中,我们目前能够将其置于类似量化基础之上的那部分。”

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相关观点 (1)朱迪亚·珀尔 · AI瓶颈:珀尔认为当前深度学习等机器学习本质上是条件概率估计器,只能学习变量间的关联,无法回答因果问题,这限制了AI达到真正智能水平。
算法公平
2019-11

总体层面满足公平保证的算法,可能靠优待某些群体、歧视更细的亚群体来实现,他称之为公平性不公正划分

“We call that fairness gerrymandering, because like political gerrymandering, you're giving some guarantee at the aggregate level, but when you look in a more granular way, you realize that you're achieving that aggregate guarantee by favoring some groups and discriminating against other ones. —— 我们称”

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相关观点 (3)马克斯·泰格马克 · AI赋能个体:算法没有理由只帮强者操纵弱者,开源免费的AI工具(如他的“Improving the News”项目)同样能武装个体看穿操纵、对比多方立场。Grant Sanderson · 智能前沿:AI在数学内部的进步极不均衡,能力前沿呈分形式崎岖,有些问题远比其他问题容易埃里克·布林约尔松 · 技术不平等:他认为技术进步能把经济蛋糕做大、让所有人受益,但收益分配可能不均,会加剧收入不平等。
差分隐私
2019-11

差分隐私以反事实方式定义隐私:个人数据是否被纳入分析,对本人可能造成的伤害几乎相同

“Differential privacy basically says that any harms that might come to you from the analysis in which your data was included are essentially nearly identical to the harms that would have come to you if the same analysis had been done without your data included. —— 差分隐私基本上是说,任何因你的数据被包含在分析中而可能对你造成的伤害,与”

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算法治理
2019-11

作为机器学习研究者,他认为对平台问题无能为力的说法不可信:知道如何优化某目标,本身就说明了如何不这样优化或另做他事

“The idea that there's nothing to do about it, that strikes me as implausible as a machine learning person. Anytime you know how to optimize for something, almost by definition, that solution tells you how not to optimize for it or to do something different. —— 作为一个机器学习研究者,我认为'对此无能为力'的说法令人难以置信。几乎可以肯定”

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相关观点 (3)Dwarkesh Patel · 样本效率:他质疑模型能力提升的本质究竟是更复杂的数据输入(如强化学习环境)还是模型样本效率的根本突破,这对判断深度学习在机器人学等需要高样本效率领域的进展速度至关重要。马克斯·泰格马克 · AI赋能个体:算法没有理由只帮强者操纵弱者,开源免费的AI工具(如他的“Improving the News”项目)同样能武装个体看穿操纵、对比多方立场。罗德尼·布鲁克斯 · 深度学习局限:他批评研究界为快速发表论文倾向堆数据、贴标签,深度学习模型看似弄明白了,但其理解方式与人类根本不同。

金句墙 5 条

“Our book is about that part of algorithmic ethics that we know how to put on that same kind of quantitative footing right now.”

我们的书聚焦于算法伦理中,我们目前能够将其置于类似量化基础之上的那部分。

算法伦理、公平与隐私:技术如何塑造社会规范 · 2019/11/19

“We call that fairness gerrymandering, because like political gerrymandering, you're giving some guarantee at the aggregate level, but when you look in a more granular way, you realize that you're achieving that aggregate guarantee by favoring some groups and discriminating against other ones.”

我们称之为公平性不公正划分,因为就像政治上的不公正划分一样,你在总体层面给出了某种保证,但当你更细致地观察时,会发现你是通过优待某些群体而歧视其他群体来实现那个总体保证的。

算法伦理、公平与隐私:技术如何塑造社会规范 · 2019/11/19

“Differential privacy basically says that any harms that might come to you from the analysis in which your data was included are essentially nearly identical to the harms that would have come to you if the same analysis had been done without your data included.”

差分隐私基本上是说,任何因你的数据被包含在分析中而可能对你造成的伤害,与如果同一分析在没有你数据的情况下进行时可能对你造成的伤害,在本质上几乎是相同的。

算法伦理、公平与隐私:技术如何塑造社会规范 · 2019/11/19

“Optimizing for engagement kind of got us where we are. So one, do you have faith that it is possible to do better? And two, if it is, how do we do better?”

优化参与度让我们走到了今天这一步。那么,第一,你是否相信有可能做得更好?第二,如果可能,我们如何做得更好?

算法伦理、公平与隐私:技术如何塑造社会规范 · 2019/11/19

“The idea that there's nothing to do about it, that strikes me as implausible as a machine learning person. Anytime you know how to optimize for something, almost by definition, that solution tells you how not to optimize for it or to do something different.”

作为一个机器学习研究者,我认为‘对此无能为力’的说法令人难以置信。几乎可以肯定地说,任何时候你知道如何优化某个目标,这个解决方案本身也几乎定义了如何不优化它,或者做些不同的事情。

算法伦理、公平与隐私:技术如何塑造社会规范 · 2019/11/19

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算法伦理、公平与隐私:技术如何塑造社会规范