Topic Modeling Analysis of Social Enterprises: Twitter Evidence
نویسندگان
چکیده
منابع مشابه
Twitter Topic Modeling by Tweet Aggregation
Conventional topic modeling schemes, such as Latent Dirichlet Allocation, are known to perform inadequately when applied to tweets, due to the sparsity of short documents. To alleviate these disadvantages, we apply several pooling techniques, aggregating similar tweets into individual documents, and specifically study the aggregation of tweets sharing authors or hashtags. The results show that ...
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Twitter data is extremely noisy – each tweet is short, unstructured and with informal language, a challenge for current topic modeling. On the other hand, tweets are accompanied by extra information such as authorship, hashtags and the user-follower network. Exploiting this additional information, we propose the Twitter-Network (TN) topic model to jointly model the text and the social network i...
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This paper discusses the work done by a team at the University of Florida for the TREC 2011 Microblog Track. To build a real-time microblog search engine we rely on topic modeling for our search. To facilicate our algorithms we bundle similar tweets together in what we call supertweet generation. We perform online inference and offline inference depending on the time frame of the topical query....
متن کاملAssignment 2: Twitter Topic Modeling with Latent Dirichlet Allocation Background
In this assignment we are going to implement a parallel MapReduce version of a popular topic modeling algorithm called Latent Dirchlet Allocation (LDA). Because it allows for exploring vast document collection, we are going to use this algorithm to see if we can automatically identify topics from a series of Tweets. For the purpose of this assignment, we are going to treat every tweet as a docu...
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ژورنال
عنوان ژورنال: Sustainability
سال: 2020
ISSN: 2071-1050
DOI: 10.3390/su12083419