Browsing คณะและวิทยาลัย by Author "Preecha Vichitthamaros"

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    Analyzing social media content to gain competitive intelligence 

    Jitrlada Rojratanavijit; Preecha Vichitthamaros (National Institute of Development Administration, 2017)

    The emergence of social media in Thailand has given millions of users a platform to express and share their opinions about products and services, among other subjects, and so Twitter is considered to be a rich source of information for companies to understand their customers by extracting and analyzing sentiment from Tweets. The main goal was to investigate the possible uses of Twitter information for businesses in Thailand to take advantage of and to solve any associated limitations caused by the semantics of the Thai language. Hence, social ...
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    Early warning system for real economy : a case study of Thailand 

    Jeerawadee Pumjaroen; Preecha Vichitthamaros (National Institute of Development Administration, 2019)

    The research aims to identify Composite Leading Indexes (CLIs) and develops the Early Warning System (EWS) by Partial Least Squares Structural Equation Modeling (PLS-SEM). The objective of EWS is to forecast the Economic Cycle (EC) in short-term, medium-term, and long-term periods. Data from Thailand during Q1/2003-Q4/2008 are applied to pursue the purposes. The research uses Real Gross Domestic Product (GDP) as a proxy for the Thai economy, which is the target variable that EWS aims to early signal. The indicators from various economic sectors ...