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  <titleInfo>
    <title>Assessment of rice crop yield prediction models based on big data analytics to support decision-making processes in the agricultural sector of Thailand</title>
  </titleInfo>
  <name type="personal">
    <namePart>Sumanya Ngandee</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Attaphongse Taparugssanagorn</namePart>
    <role>
      <roleTerm type="text">Chairperson</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Chutiporn Anutariya</namePart>
    <role>
      <roleTerm type="text">Examination committee</roleTerm>
    </role>
  </name>
  <name type="personal">
    <namePart>Kuwornu, John K.M.</namePart>
    <role>
      <roleTerm type="text">Examination committee</roleTerm>
    </role>
  </name>
  <name type="corporate">
    <namePart>Ministry of Agriculture and Cooperatives (MOAC) Thailand</namePart>
    <role>
      <roleTerm type="text">Scholarship donor</roleTerm>
    </role>
  </name>
  <name type="corporate">
    <namePart>Asian Institute of Technology Fellowship</namePart>
    <role>
      <roleTerm type="text">Scholarship donor</roleTerm>
    </role>
  </name>
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  <genre authority="marc">technical report</genre>
  <originInfo>
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      <placeTerm type="code" authority="marccountry">th</placeTerm>
    </place>
    <place>
      <placeTerm type="text">Pathum Thani, Thailand</placeTerm>
    </place>
    <publisher>Asian Institute of Technology</publisher>
    <dateIssued>2020</dateIssued>
    <issuance>continuing</issuance>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
  </language>
  <physicalDescription>
    <extent>95 leaves : ill. +1 online resource</extent>
  </physicalDescription>
  <abstract>In this dissertation rice yield prediction models based on historical datasets (1989-2017) for the main type of in-season rice cultivated in Thailand was studied. Models were generated using the following Machine Learning (ML) algorithms: Generalized Linear Model (GLM), Feed-Forward Neural Network (FFNN), Support Vector Machine (SVM), and Random Forest (RF). The prediction models were evaluated using Mean Absolute Percentage Error (MAPE), Root Mean Square Error (RMSE), and R 2 statistic. The results show that the FFNN outperforms the other models for rice yield prediction accuracy. In addition, the results are shown to be better than the existing prediction techniques including Linear Regression (LR), the k-Nearest Neighbor algorithm (kNN), Naive Bayes (NB), J48 a decision tree, RF, SVM, and Artificial Neural Network (ANN). The results confirm that the FFNN, a.k.a., Multi-Layered Perceptron (MLP), which is a deep neural network, can simultaneously account for complex nonlinear relationships in high-dimensional datasets. While the Big-O complexity and the execution runtime for training of the FFNN exceed the other models, its execution of predictions takes the least execution runtime. The practical implication of this study is to improve the quality of agricultural information dissemination services to farmers, wholesalers, retailers, middlemen, processors, financial institutions, policy makers, and the general public for the development of Thailand{u2019}s agricultural sector, rice supply chains and the economy as a whole.</abstract>
  <note>A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Information and Communications Technologies, School of Engineering and Technology</note>
  <note>Thesis (Ph.D.) - Asian Institute of Technology, 2020</note>
  <subject authority="lcsh">
    <topic>Big data</topic>
    <topic>Analysis</topic>
  </subject>
  <subject authority="lcsh">
    <topic>Decision Making Agriculture</topic>
    <geographic>Thailand</geographic>
  </subject>
  <subject authority="lcsh">
    <topic>Crop yields</topic>
    <geographic>Thailand</geographic>
  </subject>
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    <titleInfo>
      <title>Dissertations ; no. ICT-20-02</title>
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      <namePart>Asian Institute of Technology.</namePart>
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    </name>
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  <identifier type="uri">http://203.159.5.9/ait-thesis/detail.php?q=B11249</identifier>
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