Now showing items 1-2 of 2

    • An efficient influence analysis in main economical crop yields in central area of Thailand using mathematical models 

      Tongkhow, Pitsanu; Lekdee, Krisada; พิษณุ ทองขาว; กฤษฎา เหล็กดี (2018-08-26)
      The objectives of this research are to propose an approate and efficient model for analyzing rice, corn, and sugar yields data. A linear mixed model (LMM) with spatial correlation following the conditional autoregressive ...
    • Spatial analysis of air pollution in bangkok metropolitan region 

      Sammatat, Sunee; สุนีย์ สัมมาทัต; Boonsith, Nittaya; นิตยา บุญสิทธิ์; Lekdee, Krisada; กฤษฎา เหล็กดี (2020-02-19)
      The objectives of this research are to propose a linear mixed model including spatial effects, to present the distribution of air pollution of each gas being Sulphur dioxide (SO2), Nitrogen dioxide (NO2), Carbon monoxide ...