For the TREC 2014 Clinical Decision Support track, participants were given a set of 30 patient cases in the form of a short natural language description and a data set of over 700,000 full-text articles from PubMed Central. The task was to retrieve articles relevant to the patient cases and one of three types of clinical question: diagnosis, test, and treatment. This paper describes the retriev...

This paper introduces an automatic dosing system used in the reclaimed water reuse equipment for river treatment. The can replace manual regulation mode. In view of shortcomings sewage treatment system, through study inlet and outlet flow, online quality index other factors. Fully combine feedforward control, feedback correction ratio control methods, use PLC communication model to reasonably t...