A Web site always provides a large number of topics,so the browser is prone to lost the Way. In this paper we build a Navigation system for the Web site by using the model of Belief networks. It can help the browser t...A Web site always provides a large number of topics,so the browser is prone to lost the Way. In this paper we build a Navigation system for the Web site by using the model of Belief networks. It can help the browser to find the topics that he is interesting to quikly. It also can be used to optimize the structure of the Web site.展开更多
In this study, we combine an analysis of the toolsets of children＇s online news sites in three countries （the United Kingdom, Belgium, and the Netherlands） with a usability study of two of these news sites for chil...In this study, we combine an analysis of the toolsets of children＇s online news sites in three countries （the United Kingdom, Belgium, and the Netherlands） with a usability study of two of these news sites for children aged nine to 12 years old. Results show that especially nine-year-olds find it difficult to navigate through the sites and are faced with reading and comprehension difficulties. Not only nine-year-olds but also 12-year-olds with a higher reading proficiency level run into a lot of difficulties during the usability test. According to the Flesch and Flesch-Douma reading ease calculations, the text material on the sites is too difficult for the age group.展开更多
文摘A Web site always provides a large number of topics,so the browser is prone to lost the Way. In this paper we build a Navigation system for the Web site by using the model of Belief networks. It can help the browser to find the topics that he is interesting to quikly. It also can be used to optimize the structure of the Web site.
文摘In this study, we combine an analysis of the toolsets of children＇s online news sites in three countries （the United Kingdom, Belgium, and the Netherlands） with a usability study of two of these news sites for children aged nine to 12 years old. Results show that especially nine-year-olds find it difficult to navigate through the sites and are faced with reading and comprehension difficulties. Not only nine-year-olds but also 12-year-olds with a higher reading proficiency level run into a lot of difficulties during the usability test. According to the Flesch and Flesch-Douma reading ease calculations, the text material on the sites is too difficult for the age group.
