@article{kasahara2022_GIS-理論と応用,
title = {ベクトルタイル技術を用いた全国規模の人流データの効率的な可視化},
author = {笠原有貴 and 関本義秀 and 樫山武浩 and 瀬崎薫},
url = {https://www.gisa-japan.org/publications/about.html},
journal = {GIS-理論と応用},
volume = {30},
number = {2},
pages = {85-90},
abstract = {In recent years, it has become important to understand people flow in various fields. However, most of the methods to understand people flow are limited to urban areas, and there are few studies that have been conducted on a nationwide scale using pseudo people flow data. In ad- dition, by using vector tiling technology in data visualization and changing the granularity of the data according to the zoom level, the amount of data can be saved and the processing speed can be improved. Therefore, in this study, we created pseudo people flow data covering about 120 million people on a nationwide scale using the vector tiling technology, and visualized the data to under- stand the actual situation. As a result, the amount of data has been reduced to about 57%, and ef- ficient visualization can be performed with the necessary information displayed according to the zoom level, including rural areas.},
keywords = {人流データ(people flow data)，可視化(visualization)，全国規模(nationwide scale)， ベクトルタイル(vector tile)},
pubstate = {published},
tppubtype = {article}
}