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[QGIS Basics] Playing around with Legend Hello, In this session, we'll learn how to modify the data legend of the imported CSV data. Dividing the legend is one of the most important tasks in mapping. While simply showing the locations like on the Vietnam energy power plant map above may have meaning, classifying them with different colors based on the power generation capacity of each power plant along with the location information wou.. 2024. 3. 30.
[QGIS Basics] Playing around with Symbology Hello, In this session, we'll learn how to modify the symbology of the imported CSV data. First, please load the CSV file saved in your personal folder using Ctrl+L on the QGIS main screen (for detailed instructions on opening CSV files, please refer to the previous post: https://qgis-jaehee.tistory.com/5?category=586300). 1. Changing Symbols: Once the file is opened, double-click on the file in.. 2024. 3. 27.
[QGIS Basics] GIS File Extensions, GIS File Importing Hello, In this post, we'll explore the commonly used data file extensions (file types) in GIS software and their respective import methods. When you first encounter GIS, you might find the file extensions unfamiliar, leading to confusion. QGIS supports various extensions such as GeoPackage, SpatiaLite, Shapefile, Tiff, Tif, NetCDF, CSV, etc. While the preferred extension may vary depending on th.. 2024. 3. 25.
[QGIS Basics] Adding Background Maps (Google Maps, OpenStreetMap, etc.) Hello, Starting from this post, let's practice using QGIS by running it and learning basic functionalities. When you run the downloaded QGIS, you'll see an empty screen like the one below. Please note that my screen may not perfectly match yours as I have installed several plugins. It might feel a bit uneasy to see an empty screen in a map program, especially when we have no data loaded. To give.. 2024. 3. 20.
[QGIS Basics] QGIS vs. ArcGIS, QGIS Installation Hello, In this post, we'll explore the strengths, weaknesses, and installation method of QGIS. If you're studying GIS, you've probably heard of ArcGIS and QGIS. First, let's compare ArcGIS and QGIS to understand their respective strengths and weaknesses. ArcGIS is a representative paid software in the GIS field. Developed by Esri based in the United States (https://www.esri.com/ko-kr/about/about.. 2024. 3. 18.
[QGIS Beginner] Clipping (for Vector Layer) Hello, In this post, let's explore how to use the "Clip" feature to cut out desired areas from the vector layers. When working onmaps, there are times when we want to remove unnecessary map areas and focus only on the required ones. Alternatively, if there are unwanted values in the attribute table, it may hinder proper analysis. In such cases, the "Clip" feature comes in handy. For vector layer.. 2024. 3. 16.

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