Trained machine learning models are increasingly used to perform high-impact tasks in areas such as law enforcement, medicine, education, and employment. In order to clarify the intended use cases of machine learning models and minimize their usage in contexts for which they are not well suited, we recommend that released models be accompanied by documentation detailing their performance characteristics. In this paper, we propose a framework that we call model cards, to encourage such transparent model reporting. Model cards are short documents accompanying trained machine learning models that provide benchmarked evaluation in a variety of conditions, such as across different cultural, demographic, or phenotypic groups (e.g., race, geographic location, sex, Fitzpatrick skin type [15]) and intersectional groups (e.g., age and race, or sex and Fitzpatrick skin type) that are relevant to the intended application domains. Model cards also disclose the context in which models are intended to be used, details of the performance evaluation procedures, and other relevant information. While we focus primarily on human-centered machine learning models in the application fields of computer vision and natural language processing, this framework can be used to document any trained machine learning model. To solidify the concept, we provide cards for two supervised models: One trained to detect smiling faces in images, and one trained to detect toxic comments in text. We propose model cards as a step towards the responsible democratization of machine learning and related artificial intelligence technology, increasing transparency into how well artificial intelligence technology works. We hope this work encourages those releasing trained machine learning models to accompany model releases with similar detailed evaluation numbers and other relevant documentation.
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机器学习社区目前没有记录数据集的标准化过程,这可能导致高赌注域的严重后果。要解决此差距,我们提出了数据集的数据表。在电子行业,每个组件,无论多么简单或复杂,都附带了一个描述其操作特征,测试结果,推荐使用和其他信息的数据表。通过类比,我们建议每个数据集都附有一个数据表,这些表记录了它的动机,组成,收集过程,推荐用途等。数据集的数据表将有助于在数据集创建者和数据集消费者之间更好地沟通,并鼓励机器学习界优先考虑透明度和问责制。
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在这项工作中,我们提出了一个端到端双耳语音合成系统,该系统将低抑制音频编解码器与强大的双耳解码器结合在一起,该解码器能够准确地进行语音双耳化,同时忠实地重建环境因素,例如环境噪声或混响。该网络是经过修改的矢量定量变异自动编码器,经过训练,采用了几个精心设计的目标,包括对抗性损失。我们在具有客观指标和感知研究的内部双耳数据集上评估了所提出的系统。结果表明,所提出的方法比以前的方法更接近地面真相数据。特别是,我们证明了对抗性损失在捕获创建真实听觉场景所需的环境效果中的能力。
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在本文中,我们提出了一个新的基于聚类的主动学习框架,即使用基于聚类的采样(ALCS)的主动学习,以解决标记数据的短缺。ALCS采用基于密度的聚类方法来探索数据集群结构,而无需详尽的参数调整。引入了基于双簇边界的样本查询过程,以提高对高度重叠类分类的学习绩效。此外,我们制定了一种有效的多样性探索策略,以解决查询样品之间的冗余。我们的实验结果证明了ALCS方法的疗效。
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