As "Xiang（象）" has an unique value in traditional Chinese medicine（TCM）

Xiang thinking has become an important state differentiation mode characterized by attaching importance to overall dynamics

highlighting relevance and emphasizing experience. As a carrier of modern information

"data" provides the possibility for the modern expression of "Xiang" symbols

and therefore TCM can break the past research paradigm of metaphysics with the aid of computer language in data form. The "state" is a collection of different objects. TCM state identification

which is based on the Xiang thinking and adopts the the big data

artificial intelligence and other technologies

has formed the key technical route in the closed loop of "data collection-state assessment-risk warning program implementation

evaluation

feedback and revision" system for TCM health management

providing a good model for the objectification and quantification of TCM diagnosis and syndrome qualification.