GIS（地理情報システム）の進化とともに、**「地図は見るものから使うものへ」**と変化しています。その中心にあるのが、**ベクターデータ（矢量数据）とタイル（切片）**の技術です。 本記事では、GIS初心者から現場のプロフェッショナルまで役立つ ...

Geospatial data is the cornerstone of modern mapping, analysis, and decision-making. At the heart of this data lies the fundamental distinction between raster and vector data models. This article ...

QGIS is a multi-lingual FOSS (free and open source software) Follow the instructions on the download page . Download and install the latest Long Term Release (LTR) version. As of December 2024, the ...

Vector layers use the three basic GIS features – lines, points, and polygons – to represent real-world features in digital format. Color Based On The field to base the fill color on. Color Scale The ...

HAMILTON, N.J.- Critical Response Group (CRG), the nation’s leader in critical incident mapping data, is proud to announce the official expansion of offering its Collaborative Response Graphics ® in ...

Abstract: During the last decade, Geographic Information Systems (GIS) considerably evolved: the amount of stored data explodes and the tools used to treat them have been improved. During the same ...