著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Yan Qi and Sherif Ishak,A Hidden Markov Model for short term prediction of traffic conditions on freeways,Transportation Research Part C: Emerging Technologies,0968-090X,Elsevier BV,2014-06,43,,95-111,https://cir.nii.ac.jp/crid/1361137043523156096,https://doi.org/10.1016/j.trc.2014.02.007