Roland Hosner
About Roland Hosner
Roland Hosner is a survey statistician known for his participation in the 30 Day Map Challenge 2023, where he collaborated with other experts to create diverse geographical maps using advanced tools and datasets.
Roland Hosner Professional Title
Roland Hosner holds the title of Survey Statistician. His professional work involves collecting, analyzing, and interpreting data related to various geographic and statistical challenges. As a Survey Statistician, Roland utilizes a diverse set of tools and datasets to produce comprehensive maps and statistical models.
30 Day Map Challenge 2023 Participation
In 2023, Roland Hosner participated in the 30 Day Map Challenge, a global event that encourages participants to create and share maps based on different themes each day of the month. Roland collaborated with Robert Eyre, Alistair Stewart, Sophie Delaporte, Zachary Strain-Fajth, James Harrison, and Chris Brooks. During the challenge, his contributions encompassed various themes and geographic locations such as gang conflicts in Haiti, road networks in Accra, Ghana, and buildings in Kinshasa, DRC. His maps were shared on the social media platform Twitter/X.
Data Sources Used by Roland Hosner
In producing his maps for the 30 Day Map Challenge 2023, Roland Hosner utilized datasets from a variety of reputable sources. These included ACLED, OpenStreetMap, OSMnx, Google Open Buildings Datasets, HydroSHEDS, Quantarctica, Global Map Initiative, Local Government Engineering Department (LGDE), OCHA Regional Office for Asia and the Pacific (ROAP), WorldPop, and NADMO via Ghana Statistical Service. These datasets provided the raw data necessary for creating detailed and informative maps.
Tools Employed by Roland Hosner for Map Production
Roland Hosner employed a range of tools and software for map production during the 30 Day Map Challenge 2023. These included matplotlib, Python, geopandas, Illustrator, osmnx, Datashader, and an optimization algorithm. Each of these tools played a critical role in the creation, visualization, and optimization of his maps, allowing for the handling of complex geospatial data and the creation of visually compelling graphics.