【观点摘要】近年来,涌现出了一些网络化技术如网际-物理系统、物联网、云计算、移动互联网、及大数据、可实现智慧城市、智慧家居和种种智慧服务包括健康保健和医疗服务等。这些技术可以提高人们的生活质量和提升全人类的幸福感。个人数据,如生活日志,是由人个体直接或间接创造的关于个体的信息。通过 【Abstract】 In recent years, a number of emerging network technologies such as Internet-physical systems, Internet of things, cloud computing, mobile Internet and big data have emerged that enable smart cities, smart home and all kinds of smart services including health care and medical services Wait. These technologies can improve people’s quality of life and enhance the well-being of all human beings. Personal data, such as daily diaries, are information about individuals created directly or indirectly by individuals. by