Data science prof @ Utrecht. Incoming scientific director, Dutch national infrastructure for social sciences ODISSEI Latent variables, Structural Equation Models, Measurement error https://daob.nl | https://hds.sites.uu.nl | https://odissei-data.nlhttps://bsky.app/profile/daob.nlhttps://bsky.app/profile/daob.nl/post/3m3jyxcfv6s2ogood example of a weak quasi-experimental design that is nonetheless convincing. [contains quote post or other embedded content]19 Oct 2025 09:38 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3m3jyxcfv6s2ohttps://bsky.app/profile/daob.nl/post/3lg62klvdss2rFor those interested in latent class, latent profile, mixture modeling, model-based clustering, all of last year's materials, including R code, are available online: https://daob.github.io/latent-class-analysis/ [contains quote post or other embedded content]20 Jan 2025 09:46 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3lg62klvdss2rhttps://bsky.app/profile/daob.nl/post/3kvqi3v2y3s26Eurobarometer 38.1, 55.2, and 63.1. Provided without further comment.25 Jun 2024 09:28 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3kvqi3v2y3s26https://bsky.app/profile/daob.nl/post/3kqcon4b6t42yVery cool paper by Marta Kołczyńska and colleagues that cleverly brings together 1.7million survey responses in Europe over 30 years to show trends in political trust. https://ojs.ub.uni-konstanz.de/srm/article/view/811917 Apr 2024 06:41 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3kqcon4b6t42yhttps://bsky.app/profile/daob.nl/post/3kj3zhpyv6t2a(spoiler: the "secret" is to tune only eta) The clickbaity intro obscures an important point: hyperparameters are not equally "tunable" (same goes for algorithms). This was addressed in Probst, @boulesteixlaure.bsky.social's excellent article https://www.jmlr.org/papers/volume20/18-444/18-444.pdf (Fig 3) Can recommend! [contains quote post or other embedded content]16 Jan 2024 13:10 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3kj3zhpyv6t2ahttps://bsky.app/profile/daob.nl/post/3kgb6qspxr22wSoDa tutorial on Geoflow, a newly created tool designed to visualize international flows in an interactive way: https://odissei-soda.nl/tutorials/post-7/11 Dec 2023 10:12 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3kgb6qspxr22whttps://bsky.app/profile/daob.nl/post/3kembxyfzwv2bApply now for the *SoDa fellowship*! This program offers early-career researchers the opportunity to engage in data-driven social science projects. SoDa fellows will join the ODISSEI social data science team and be employed by Utrecht University for 3-8 months. https://odissei-data.nl/en/2023/09/social-data-science-fellowship-soda-fellowship/20 Nov 2023 09:19 +0000at://did:plc:ik5tp5fox6jzg3m5sz7lab4q/app.bsky.feed.post/3kembxyfzwv2b