Marketing business efficiency intelligent analysis method based on knowledge graph

The invention discloses a marketing business efficiency intelligent analysis method based on a knowledge graph, and relates to the technical field of marketing businesses, comprising a data collection unit, the data collection unit collects data by manually entering customer data, product data and sales data, and transmits the collected data to a data cleaning unit, and the data cleaning unit cleans the customer data, the product data and the sales data; the data cleaning unit is used for receiving the data sent by the data collection unit and performing data cleaning on the received data, including checking data consistency, processing invalid values and missing values and transmitting the cleaned data to the knowledge graph construction unit. According to the invention, a knowledge graph construction unit constructs a corresponding knowledge graph for collected data, converts the data into a graphical structure, carries out entity recognition and relation extraction on the data, organizes entities and relat