https://stefaniresearch.eu/notes Notes on multitasking research and energy systems. en https://stefaniresearch.eu/notes/energy-market-design-first-readings https://stefaniresearch.eu/notes/energy-market-design-first-readings Fri, 14 Aug 2026 00:00:00 GMT How supply, demand and storage get priced once generation stops being dispatchable. https://stefaniresearch.eu/notes/haptic-search-triple-task-extension https://stefaniresearch.eu/notes/haptic-search-triple-task-extension Fri, 14 Aug 2026 00:00:00 GMT Testing whether delayed disengagement from a fixated item is a property of attention or of the eyes, using haptic rather than visual search. https://stefaniresearch.eu/notes/hautsprecher https://stefaniresearch.eu/notes/hautsprecher Fri, 14 Aug 2026 00:00:00 GMT A reusable four-motor vibrotactile stimulus device — Python API, Arduino firmware, and CAD files — for delivering tactile cues in lab experiments. https://stefaniresearch.eu/notes/litmonitor https://stefaniresearch.eu/notes/litmonitor Fri, 14 Aug 2026 00:00:00 GMT A self-hosted tool that pulls new papers from Semantic Scholar, scores them against a personal research profile with an LLM, and sends a weekly digest. https://stefaniresearch.eu/notes/rebuilding-this-site https://stefaniresearch.eu/notes/rebuilding-this-site Fri, 14 Aug 2026 00:00:00 GMT Why this site exists now, and the design decisions behind it: a channel system borrowed from my own research, a strict colour rule, and the one exception to an otherwise static, no-JavaScript page. https://stefaniresearch.eu/notes/reading-data-in-r https://stefaniresearch.eu/notes/reading-data-in-r Fri, 05 Apr 2019 00:00:00 GMT How read.table(), read.csv(), and their siblings differ in R — and the gotchas that break real, messy datasets.