Anhedonic Traits Do Not Impair Performance in a 3-Arm Bandit Task.
Ramaswamy A; Yamamori Y; Vivekananda U; Litvak V; Roiser JP · 2026 · Computational psychiatry (Cambridge, Mass.)
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Anhedonia, a transdiagnostic symptom marked by diminished reward sensitivity, is often linked to impairments in reinforcement learning (RL). Standard tasks (e.g., the 4-arm bandit) can place substantial demands on participants and may blur…
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Metadata source: Europe PMC · DOI 10.5334/cpsy.135