← Back to PeopleYLResearcherYingru LiResearcherYingru Li is a researcher at the University of Glasgow.1Mentions1Articles1OutletsCompanies CoveredOpenAI1ArticlesMost recent firstMentioned InReferenced in coverageThe Gradient Is a Covariancerichardli.xyzneutralOct 16, 2026“Author of 'The Gradient Is a Covariance', a detailed analysis of reinforcement learning parameter updates and sparsity.”