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Gorden Sun
@Gorden_Sun
只发AI相关信息,个人维护的AI资讯日报(已连续日更3年)👇
Joined August 2013
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Gorden Sun
@Gorden_Sun
2026.09.15 14:30
几家大药厂把各自压箱底的私密数据凑在一起,成功让预测药物分子的AI变得更聪明了。 像AlphaFold这类知名的蛋白质AI,以前主要靠公开数据库来学习。但公开数据里关于“药物小分子和蛋白质怎么结合”的样本太少,遇到没见过的药物结构,AI经常猜不准。药企在以往的研发中其实积累了海量实验数据,只是一直私藏,谁也不愿公开。 为了解决数据荒,包括艾伯维(AbbVie)、阿斯特克斯(Astex)在内的药企拉了个合作网络。各家在不泄露商业机密的前提下,把两万多个私有的蛋白质结合结构拿来微调AI模型。结果很明显,吸收了这些“独门秘籍”的AI,预测准确率直接从过去的三成多飙到了五成以上,表现明显好过只用公开数据的开源模型,也胜过任何一家药企单打独斗训出来的模型。
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nature
@Nature
2026.09.14 11:51
An AI system trained on more than 20,000 protein structures from pharmaceutical companies outperforms AlphaFold-like models that use only public data
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