Derrick Coetzee
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View article: Structuring Interactions for Large-Scale Synchronous Peer Learning
Structuring Interactions for Large-Scale Synchronous Peer Learning Open
This research investigates how to introduce synchronous interactive peer learning into an online setting appropriate both for crowdworkers (learning new tasks) and students in massive online courses (learning course material). We present a…
View article: Should your MOOC forum use a reputation system?
Should your MOOC forum use a reputation system? Open
Massive open online courses (MOOCs) rely primarily on discussion forums for interaction among students. We investigate how forum design affects student activity and learning outcomes through a field experiment with 1101 participants on the…
View article: A model and framework for reliable build systems
A model and framework for reliable build systems Open
Reliable and fast builds are essential for rapid turnaround during development and testing. Popular existing build systems rely on correct manual specification of build dependencies, which can lead to invalid build outputs and nondetermini…
View article: Bringing Parallel Performance to Python with Domain-Specific Selective Embedded Just-in-Time Specialization
Bringing Parallel Performance to Python with Domain-Specific Selective Embedded Just-in-Time Specialization Open
Today's productivity programmers, such as scientists who need to write code to do science, are typically forced to choose between productive and maintainable code with modest performance (e.g. Python plus native libraries such as SciPy Sci…