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Cloud computing is becoming popular. Building high-quality cloud applications is a critical research problem. QoS rankings provide valuable information for making optimal cloud service selection from a set of functionally equivalent service candidates. To obtain QoS values, real-world invocations on the service candidates are usually required. To avoid the(More)
Sina Micro-blog is the first micro-blogging service in China and is growing fast in recent two years. This paper first studies the characteristics of Sina online social network and then focuses on the problem of indentifying influential users. In a dataset prepared for this study, we find an approximate power-law follower distribution and a non-power-law(More)
Along with the development of Web 2.0, Internet users are gradually evolving from passive recipients of content to content creators. Considering recent technological advances and improved service designs, television (TV) content and its interactive methods have drastically changed. Moreover, various information devices ranging from wide-screen TVs in the(More)
Classification of network traffic is the essential step for many network researches. However, with the rapid evolution of Internet applications the effectiveness of the port-based or payload-based identification approaches has been greatly diminished in recent years. And many researchers begin to turn their attentions to an alternative machine learning(More)
In this paper, we present a new interpolation subdivision scheme for mixed triangle/quad meshes that is C1 continuous. The new scheme is capable of reproducing the well-known four-point based interpolation subdivision in the quad region but does not reproduce Butterfly subdivision in the triangular part. The new scheme defines rules that produce surfaces(More)
Microblog has been prevailing all over the world and there are more and more researches concentrating on uncovering the latent attributes of users. This is the first research aiming at distinguish between the organizational users and the personal users. In this poster, we restrict our attention solely to the verified users on Sina microblog, which is the(More)