Requirements: electricity project, the label on goods, such as: estee lauder eye cream, this product labels have a, b, c, d,... H, I... Portraits, etc., 20, user label, example: zhang SAN, portrait tag has a, b, c, d,... H, I, I want to be a push function, zhang SAN login, system push the picture label matching degree or more than 50% of goods to him, Elasticsearch search criteria should be how to write, guide, train of thought,