What is Perplexity? (opens in new tab)

MathJax.Hub.Config({ tex2jax: { inlineMath: [['$','$'], ['\\(','\\)']], displayMath: [['$$','$$'], ['\[','\]']], processEscapes: true, processEnvironments: true, skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'], TeX: { equationNumbers: { autoNumber: "AMS" }, extensions: ["AMSmath.js", "AMSsymbols.js"] } } }); MathJax.Hub.Queue(function() { var all = MathJax.Hub.getAllJax(), i; for(i = 0; i TLDR: NLP metric ranging from 1 to infinity. Lower is better. In natural language processing...