منابع مشابه
On-Line Labeled Topic Model
A large number of electronic documents are labeled using human-interpretable annotations. High-efficiency text mining on such data set requires generative model that can flexibly comprehend the significance of observed labels while simultaneously uncovering topics within unlabeled documents. This paper presents a novel and generalized on-line labeled topic model (OLT) tracking the time developm...
متن کاملThe Polylingual Labeled Topic Model
In this paper, we present the Polylingual Labeled Topic Model, a model which combines the characteristics of the existing Polylingual Topic Model and Labeled LDA. The model accounts for multiple languages with separate topic distributions for each language while restricting the permitted topics of a document to a set of predefined labels. We explore the properties of the model in a two-language...
متن کاملRe-Evaluation of On-Line Hot Topic Discovery Model
The web has become indispensible part of modern life and has unbelievable influence in our real society. It spreads and provides sources of hundreds of millions of news and information, in which some topics that are growing in interest over time have great impact on our real life, sometimes even affect the development of events in a way. In order to pick out these influencing news and topics on...
متن کامل1 Re - Evaluation of On - Line Hot Topic Discovery Model
aBstraCt The security of computer systems that store our data is a major issue facing the world. This research project investigated the roles of ease of use, facilitating conditions, intention to use passwords securely, experience and age on usage of passwords, using a model based on the Unified Theory of Acceptance and Use of Technology. Data was collected via an online survey of computer user...
متن کاملOn-line Trend Analysis with Topic Models: \#twitter Trends Detection Topic Model Online
We present a novel topic modelling-based methodology to track emerging events in microblogs such as Twitter. Our topic model has an in-built update mechanism based on time slices and implements a dynamic vocabulary. We first show that the method is robust in detecting events using a range of datasets with injected novel events, and then demonstrate its application in identifying trending topics...
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ژورنال
عنوان ژورنال: The Open Cybernetics & Systemics Journal
سال: 2015
ISSN: 1874-110X
DOI: 10.2174/1874110x01509011170