科技行者 on MSN
当AI模型学会“抄近道”:如何抓住那些看不见的作弊小抄
2018年,一群语言学家做了个挺扫兴的实验。他们把一批号称"理解自然语言"的AI模型放到一个叫MNLI的数据集上测试,这些模型在正常测试集上表现优异,准确率能打到85%左右。 但当研究者稍微改一下测试方式,只给模型看句子对里的后半句(也就是所谓的"假设句"),完全不给前半句("前提句"),模型照样能猜对不少答案。
Gene expression is the generation of a functional gene product from the information encoded by a gene, through the processes of transcription and translation. Gene products are often proteins, however ...
Epigenetics is the study of molecular processes that influence the flow of information between a constant DNA sequence and variable gene expression patterns. This includes investigation of nuclear ...
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