Fig. 5: Tendency index of several classics towards five schools of thought.
From: Disentangling the cultural evolution of ancient China: a digital humanities perspective

The dynasty of publication and the corresponding AD years of each book are shown below. The keystone works of each school are listed on the right, including the time of the publication. a Tendency Index of two Taoist classics, Cantongqi and Wen Shi Zhen Jing. And the Tendency Index of the collected works of two scholars, Ruan Ji and Ji Kang. b Tendency Index of two Neo-Confucianism classics, Jin Si Lu and Chuan Xi Lu. c Tendency Index of Lüshi Chunqiu. d Tendency Index of the Collected Works of Tao Yuanming. And the Tendency Index of its widely accepted and controversial parts.