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A., Gershman, S. J., & Niv, Y. (2014). Explaining compound generalization in associative and causal learning through rational principles of dimensional generalization. Psychological Review, 121(3), 526\u2013558. 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J., & Harris, J. A. (2012). Normalization between stimulus elements in a model of Pavlovian conditioning: Showjumping on an elemental horse. Learning and Behavior. 40(3), 334\u2013346. doi:https:\/\/doi.org\/10.3758\/s13420-012-0073-7.","DOI":"10.3758\/s13420-012-0073-7"},{"key":"10.1016\/j.nlm.2026.108203_bb0510","series-title":"Outcome uncertainty increases generalization in human predictive learning via prediction error","author":"Urcelay","year":"2026"},{"key":"10.1016\/j.nlm.2026.108203_bb0515","series-title":"Routledge international handbook of comparative psychology","first-page":"23","article-title":"Behaviorism: Past and present","author":"Urcelay","year":"2022"},{"issue":"4","key":"10.1016\/j.nlm.2026.108203_bib593","first-page":"303","article-title":"Competition and facilitation in compound conditioning","volume":"43","author":"Urcelay","year":"2017","journal-title":"Journal of Experimental Psychology: Animal Learning and Cognition"},{"issue":"1","key":"10.1016\/j.nlm.2026.108203_bb0520","first-page":"21","article-title":"Counteraction between overshadowing and degraded contingency treatments: Support for the 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