Robin Li's 1997 RankDex Patent Predates PageRank, Sparking Discussion

A viral tidbit notes that Baidu founder Robin Li's 1997 RankDex patent, which ranked hypertext documents using backlinks and anchor text, predates Google's PageRank and was cited as prior art. The author later clarified that RankDex and PageRank are different algorithms, while calling PageRank a work of genius.

2026-11-12 ~ 2026-11-12 · 2 related posts

• Baidu's Robin Li Filed RankDex in 1997, Cited as Prior Art in PageRank Patent — teortaxesTex · 2026-11-12
• Follow-up: Different Algorithms, But PageRank Was Genius — teortaxesTex · 2026-11-12