Russian invasion has lowered Ukrainian students' performance in PISA by 23 points in reading and 9 points in science. Most likely mechanism : psychological stress. There is strong impact of air-raids if they happen on the night before the national exam, but negligible impact in the long-term.

🧵 1/6 New WP with @andrewkosenko.bsky.social, K.Vasilaky, O.Korenok & M. Klymak. We study how war-related events shape grassroots funding for 🇺🇦’s defence. Dataset: 2.9 million donations to Come Back Alive Foundation (24 Feb 2022 – 31 Dec 2023). Full paper: bit.ly/4lT7hzS #EconSky #UAView

Btw what “mutual concessions by UA&RU for peace” as Trump team said mean in case of RU? There is unfortunately no specifics what RU shall cease to ask out of UA - only hints about what UA might be forced to sacrifice. Geopolitical experiments paid by blood of Ukrainian Nation.

ILIAS is a large-scale test dataset for evaluation on Instance-Level Image retrieval At Scale. It is designed to support future research in image-to-image and text-to-image retrieval for particular objects and serves as a benchmark for evaluating foundation models and retrieval techniques.

ILIAS: Instance-Level Image retrieval At Scale @gkordo.bsky.social, Vladan Stojnić @annetka.bsky.social Pavel Šuma, Nikolaos-Antonios Ypsilantis @nikos-efth.bsky.social Zakaria Laskar,Jiří Matas, Ondřej Chum, @gtolias.bsky.social tl;dr: SigLIP rules. Lots of ablations arxiv.org/abs/2502.11748 1/

Don't miss this fantastic opportunity for a CV research internship. I highly recommend working with Giorgos and the VRG team! 🤍