tailieunhanh - Báo cáo khoa học: "MemeTube: A Sentiment-based Audiovisual System for Analyzing and Displaying Microblog Messages"

Micro-blogging services provide platforms for users to share their feelings and ideas on the move. In this paper, we present a search-based demonstration system, called MemeTube, to summarize the sentiments of microblog messages in an audiovisual manner. MemeTube provides three main functions: (1) recognizing the sentiments of messages (2) generating music melody automatically based on detected sentiments, and (3) produce an animation of real-time piano playing for audiovisual display. Our MemeTube system can be accessed via: . . | MemeTube A Sentiment-based Audiovisual System for Analyzing and Displaying Microblog Messages Cheng-Te Li1 Chien-Yuan Wang2 Chien-Lin Tseng2 Shou-De Lin1 2 1 Graduate Institute of Networking and Multimedia 2 Department of Computer Science and Information Engineering National Taiwan University Taipei Taiwan d98944005 sdlin @ gagedark @ Abstract Micro-blogging services provide platforms for users to share their feelings and ideas on the move. In this paper we present a search-based demonstration system called MemeTube to summarize the sentiments of microblog messages in an audiovisual manner. MemeTube provides three main functions 1 recognizing the sentiments of messages 2 generating music melody automatically based on detected sentiments and 3 produce an animation of real-time piano playing for audiovisual display. Our MemeTube system can be accessed via http memetube . 1 Introduction Micro-blogging services such as Twitter1 Plurk2 and Jaiku3 are platforms that allow users to share immediate but short messages with friends. Generally the micro-blogging services possess some signature properties that differentiate them from conventional weblogs and forum. First microblogs deal with almost real-time messaging including instant information expression of feelings and immediate ideas. It also provides a source of crowd intelligence that can be used to investigate common feelings or potential trends about certain news or concepts. However this real-time property can lead to the production of an enormous number of messages that recipients must digest. Second micro-blogging is time-traceable. The temporal information is crucial because contextual posts that appear close together are to some extent correlated. Third the style of micro-blogging posts tends to be conversation-based with a sequence of re 1 http 2 http 3 http 32 sponses. This phenomenon indicates that the .

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