基于RBAC的信息网格角色表示及矛盾冗余处理

提出了信息网格的访问控制策略并给出权限和角色的定义,进一步讨论了权限和角色的一维表示、操作的蕴含关系和角色的继承关系,分析了如何利用操作的蕴含关系和角色的继承关系进行角色授权的矛盾处理和冗余处理,并分析了系统自动进行权限分配的性能。

隐喻字面语义表示与生成

在隐喻理解中,隐喻字面语义表示是隐喻深层语义表示的前提;确切地说,隐喻字面语义表示语言作为隐喻计算的输入语言直接影响到隐喻的最终释义,因此隐喻字面语义表示对隐喻的机器理解有着重要的影响作用。但在国内学术界,还鲜有这方面的研究。鉴于此,该文结合汉语隐喻特点,从隐喻字面语义表示的角度出发,将汉语隐喻分为无嵌套隐喻和嵌套隐喻两种。并在分析隐喻字面语义(浅层语义信息和隐喻信息)的基础上,提出了隐喻角色依存表示语言作为隐喻字面表示语言,最后给出隐喻角色依存表示语言生成算法。实验表明,该方法引入到汉语隐喻解释机制中是富有成效的。

From Sex Objects to Heroines A Tough Road for Female Characters in Video Games

Female character in video games is the one of the most controversial topic in game studies and nowadays women＇s anthropology. From the beginning of role in games＇ plot to sexualized graphical representation, woman in virtual world were （and sometimes still are） a point of discussion about characters sexualisation and role of female sex in virtual industry. The main aim of this paper is to present analysis of female representation in video games and how in last 30 years it has changed. In other words, how female characters were ennobled from sex object to main protagonist status. In presented research, there were used mostly the examples of popular video games with extended plot and world which can be explored by protagonists. Video game historiography, textual analysis （which helped to treat video game character as a protagonist）, and thematic analysis of video games were used as a main research method. The main conclusion of this paper is that female characters can overcome all gender or sexual stereotypes and even eventually became an icon of popular culture