Personal cognitive assistant: Concept and key principals [ПЕРСОНАЛЬНЫЙ КОГНИТИВНЫЙ АССИСТЕНТ: КОНЦЕПЦИЯ И ПРИНЦИПЫ РАБОТЫ]

The paper proposes the concept of cognitive personal assistant. The cognitive assistant is a virtual intelligent agent that has its own sign-based world model and builds a world model of the user, which it helps to solve various problems. The architecture of the cognitive assistant is described, the main functions that it should implement are considered, and the main methods and technologies that are used in the construction of such assistants are presented. Two subject areas in which the use of cognitive assistants is the most promising are considered. © 2019 Federal Research Center "Computer Science and Control" of Russian Academy of Sciences. All rights reserved.