Summary
Highlights
The speaker, a professor at the University of Padova, shares his personal story of transitioning to FOSS4G. He describes the initial struggle with installing and compiling early open-source GIS software like GRASS and the steep learning curve involved. He recalls the 'aha!' moment at a conference realizing the potential of free and open software and the embracing community surrounding it, which eventually led him to programming within the open-source ecosystem.
Driven by his positive experience, the speaker decided to integrate FOSS4G, specifically QGIS, into his teaching to equip students with free and accessible tools, preventing them from being locked into expensive proprietary software after graduation. This involved overcoming initial resistance from university IT departments and demonstrating the validity of open-source alternatives.
The presentation then delves into how FOSS4G is utilized in his research, particularly in a summer school focused on laser scanning and point clouds. He highlights the use of various open-source tools such as R, CloudCompare, and even developing custom code. A key example is processing photogrammetry data and extracting geometric features for classification, showcasing the power and flexibility of FOSS4G, even when encountering new open-source solutions like an updated CloudCompare feature that significantly reduced processing time.
The speaker emphasizes the importance of shared tutorials and data sets in fostering FOSS4G adoption, making it easier for educators and students. He shares an example of a hands-on RStudio tutorial he created for students, allowing them to classify point clouds using machine learning algorithms. He also acknowledges the crucial role of proactive individuals and the open-source community in driving knowledge and development.
Finally, the presentation addresses questions about pushback from colleagues or companies. The speaker explains that while there was initial resistance, particularly from companies preferring students familiar with proprietary software, the university's focus on teaching GIS principles rather than specific software buttons helped. He believes the increasing adoption of FOSS4G in public administration signals a positive shift towards broader acceptance and use.