home.social

Search

150 results for “zeileis”

  1. @zeileis damn, I was also working on this! Well, at least something I can cross off my open projects list #rstats #colorblind #palette

  2. @zeileis damn, I was also working on this! Well, at least something I can cross off my open projects list #rstats #colorblind #palette

  3. @zeileis damn, I was also working on this! Well, at least something I can cross off my open projects list #rstats #colorblind #palette

  4. @zeileis damn, I was also working on this! Well, at least something I can cross off my open projects list #rstats #colorblind #palette

  5. @zeileis damn, I was also working on this! Well, at least something I can cross off my open projects list #rstats #colorblind #palette

  6. @zeileis @uniinnsbruck Thanks for sharing the great article with insights about creating automated #IMS #QTI #eAssessment with R! Very powerful, indeed!

    And congrats again for the well deserved award!

  7. New R/exams interface to "webexercises" pkg by @debruine & @dalejbarr

    Embed exercises in static HTML, R/Markdown, Quarto, etc.

    Pkg still on R-Forge, replication code in alt text of first image.

    Try: zeileis.org/quiz.html

  8. So tired of the gatekeepers on 😰

    First they _closed_ a perfectly valid question about a bug in

    When I improved the question they lectured me that it was too trivial to be about software development and _deleted_ it.

    stackoverflow.com/questions/79

  9. 🚨 New convenience function in and for

    add_cloze() for creating cloze exercises more easily, especially for data-based quizzes

    🐧 Example exercise

    R-exams.org/templates/penguins/

  10. 🚨 New CRAN Task View: Anomaly Detection

    By Priyanga Dilini Talagala @pridiltal , Rob J. Hyndman @robjhyndman Gaetano Romano

    URL: CRAN.R-project.org/view=Anomal

  11. @rpodcast @rweekly Thanks for the feature and the very kind words about , very much appreciated!

    Quick comment about the "low-tech" format of written/scanned exams: These seem to be becoming more popular again because it's easier to control access to AI tools and prevent cheating etc.

    Alternatively you can export R/exams also to learning management systems like Moodle, Canvas & Co. This also enables embedding individualized data sets for download.

  12. 🚨 PSA for R/exams users. :rstats:

    New StackOverflow post showing how to generate interactive overviews of all your exercise files. In response to the question by Luca Scrucca.

    stackoverflow.com/questions/79

  13. 📢 New tutorial: Quality control for scanned multiple-choice exams with nops_fix() in

    - Automatic display of problematic sheets
    - Prompting for manual corrections
    - Specialized checks for implausible answer patterns
    - Manual review of specific exam sheets

    R-exams.org/tutorials/nops_fix/

  14. 📣 New blog post: Creating and managing Canvas quizzes with R/exams and vvcanvas

    - Create quiz zip using exams2canvas() from

    - Import in via API and vvcanvas pkg

    - Manipulate settings programmatically from

    By Niels Smits

    R-exams.org/tutorials/vvcanvas/

  15. 🎉 R/exams Presents: Fun with Flags

    How to: Create standalone quizzes with

    Demo: Knowledge quiz about the flags of countries and their neighbors (in honor of Sheldon Cooper)
    🇨🇦 🇺🇸 🇲🇽 🇬🇹 🇧🇿

    Useful for: Open educational resources for self-learning etc

    R-exams.org/general/fun_with_f

  16. ⚽ Probabilistic forecasts for today's match at using our machine learning ensemble.

    In Semifinal:
    Probability to advance: 49.7% vs. 50.3%

    🥅 In normal time:
    Mean goals: 1.2-1.2
    🇩🇪 36.0%
    Draw 27.4%
    🇪🇸 36.6%

    Heatmap with probabilistic forecasts for the possible outcomes of the match in normal time:

  17. ⚽ Probabilistic forecasts for today's match at using our machine learning ensemble.

    In Quarterfinal:
    Probability to advance: 43.0% vs. 57.0%

    🥅 In normal time:
    Mean goals: 1.0-1.2
    🇳🇴 29.6%
    Draw 28.5%
    🇮🇹 41.9%

    Heatmap with probabilistic forecasts for the possible outcomes of the match in normal time:

  18. ⚽ Probabilistic forecasts for today's matches at using our machine learning ensemble.

    In Group D:
    🥅 Mean goals: 0.9-1.3

    🇳🇱 25.9%
    Draw 28.2%
    🇫🇷 45.9%

    Heatmap with probabilistic forecasts for the possible outcomes of the match:

  19. ⚽ Probabilistic forecasts for today's matches at using our machine learning ensemble.

    In Group A:
    🥅 Mean goals: 1.4-0.8

    🇳🇴 49.7%
    Draw 27.5%
    🇮🇸 22.8%

    Heatmap with probabilistic forecasts for the possible outcomes of the match:

  20. ⚽ Probabilistic forecasts for today's matches at using our machine learning ensemble.

    In Group D:
    🥅 Mean goals: 1.5-0.8

    🏴󠁧󠁢󠁥󠁮󠁧󠁿 54.8%
    Draw 26.3%
    🇳🇱 18.9%

    Heatmap with probabilistic forecasts for the possible outcomes of the match:

  21. ⚽ Probabilistic forecasts for today's matches at using our machine learning ensemble.

    In Group A:
    🥅 Mean goals: 1.6-0.7

    🇳🇴 59.4%
    Draw 25.0%
    🇫🇮 15.6%

    Heatmap with probabilistic forecasts for the possible outcomes of the match:

  22. ⚽ Probabilistic forecasts for today's matches at using our machine learning ensemble.

    In Group D:
    🥅 Mean goals: 0.5-2.5

    🏴󠁧󠁢󠁷󠁬󠁳󠁿 6.1%
    Draw 13.9%
    🇳🇱 80.1%

    Heatmap with probabilistic forecasts for the possible outcomes of the match:

  23. ⚽ Probabilistic forecasts for today's matches at using our machine learning ensemble.

    In Group A:
    🥅 Mean goals: 1.7-0.9

    🇨🇭 54.9%
    Draw 24.3%
    🇳🇴 20.8%

    Heatmap with probabilistic forecasts for the possible outcomes of the match:

  24. I'm so tired of this 😩

    "experts" closed _again_ a perfectly valid question...

    ...already edited _and_ answered by me

    ...pleading for feedback rather than closing in the comments

    ...to no avail. This is so frustrating. 😭

    stackoverflow.com/questions/79

  25. 🎉 MathJax support (LaTeX in HTML) coming Blackboard LMS!

    💪 Thanks to the efforts of Gabriele Cantaluppi et al.

    ✅ Greatly facilitates mathematical and statistical exercises from via exams2blackboard

  26. Friends of and this is becoming a habit but I need your help _again_ to re-open an question.

    I had explained that the difference is important: graded vs. ungraded open-ended questions in NOPS exams. Someone flagged it as duplicate nevertheless.

    stackoverflow.com/questions/79

  27. Any users of the learning management system out there who know:

    - Good documentation of the QTI XML specifics for ILIAS

    - A person interested in R/exams who would help with exams2ilias() development

    We currently have problems we cannot fix

    stackoverflow.com/questions/79

  28. 🚨 New blog post about new versions of the `exams` and `exams2forms` packages

    R-exams.org/general/cran_relea

  29. New-ish exercise: Phonetics cloze quiz about Cardinal vowels

    Particularly well-suited for drop-down menus and illustrates how Unicode can be used for International Phonetic Alphabet (requires fontspec package in XeLaTeX for PDF).

    Try interactively at:

    R-exams.org/templates/vowels/

  30. New exercise: Sum minus difference

    Minimal arithmetic task to help R/exams newbies. Uses random numbers but only short text description and no mathematical notation in LaTeX.

    Try interactively at:

    R-exams.org/templates/sumdiff/