Apr 07, 2022
In Wellness Forum
According to the characters determined by the user, the first K candidate associative words are recalled in the recall link. How to accurately sort these terms is a problem that needs to be solved in the sorting. In the refinement process, according to the maturity of business development, the ranking will gradually transition from a single-factor ranking to a multi-factor ranking. Why the gradual transition? The main reason is that the magnitude of data accumulation affects the trust degree of data. In the early stage of business development, the amount of data is small, and the subsequent data of the user's transaction link has a large impact on the result. Therefore, the pre-transaction behavior is simply adopted, such as a simple click factor for sorting. According to the principle of link attenuation, in the early stage of business development, the amount of data itself is very small, and the subsequent clicks, orders, and GMV are even smaller. If the back-end behavior is adopted, the disturbance to the results will be very large, that is to say, these data Evaluation targets cannot be sms marketing service trusted. When the business has accumulated to a certain stage, if the click rate data can be trusted, the click rate data can be used to sort. When the business development is relatively mature, a comprehensive model including popularity factor, revenue factor, and service factor can be used to sort.