Josh de Leeuw
@joshdeleeuw.bsky.social
Cognitive Scientist at Vassar College. Currently working on open source tools for researchers.
Creator and maintainer: https://www.jspsych.org
Creator and maintainer: https://www.jspsych.org
Representing @vassar.bsky.social at #cogsci2025. My favorite part of the conference was catching up with all these amazing alums!
August 3, 2025 at 1:51 AM
Representing @vassar.bsky.social at #cogsci2025. My favorite part of the conference was catching up with all these amazing alums!
Teaching a neural network oriented computational modeling class this semester, and I'm trying to implement Elman (1990) in Keras. Getting the "simple" XOR network to work in experiment 1 is hard!
This pattern is also puzzling to me. How can the error on the unpredictable steps be anything but 0.5?
This pattern is also puzzling to me. How can the error on the unpredictable steps be anything but 0.5?
September 19, 2023 at 3:32 PM
Teaching a neural network oriented computational modeling class this semester, and I'm trying to implement Elman (1990) in Keras. Getting the "simple" XOR network to work in experiment 1 is hard!
This pattern is also puzzling to me. How can the error on the unpredictable steps be anything but 0.5?
This pattern is also puzzling to me. How can the error on the unpredictable steps be anything but 0.5?