17 citations · 60 across the 8 of their papers we have counts for
5 papers · 1 filter
Phasor Modelling Approaches and Simulation Guidelines of Voltage-Source Converters in Grid-Integration Studies
Vinícius Albernaz Lacerda, Eduardo Prieto Araujo, Marc Cheah-Mañe +1
This paper reviews Voltage-Source Converters (VSCs) EMT and Phasor models currently used to simulate converter-interfaced generation (CIG) and renewable energy resources integratio…
Effects of Hints on Debugging Scratch Programs: An Empirical Study with Primary School Teachers in Training
Luisa Greifenstein, Florian Obermüller, Ewald Wasmeier +2
Bugs in learners' programs are often the result of fundamental misconceptions. Teachers frequently face the challenge of first having to understand such bugs, and then suggest ways…
Code Perfumes: Reporting Good Code to Encourage Learners
Florian Obermüller, Lena Bloch, Luisa Greifenstein +2
Block-based programming languages like Scratch enable children to be creative while learning to program. Even though the block-based approach simplifies the creation of programs, l…
Guiding Next-Step Hint Generation Using Automated Tests
Florian Obermüller, Ute Heuer, Gordon Fraser
Learning basic programming with Scratch can be hard for novices and tutors alike: Students may not know how to advance when solving a task, teachers may face classrooms with many r…
LitterBox: A Linter for Scratch Programs
Gordon Fraser, Ute Heuer, Nina Körber +2
Creating programs with block-based programming languages like Scratch is easy and fun. Block-based programs can nevertheless contain bugs, in particular when learners have misconce…