HMM provides a new approach to study spontaneous thought that naturally integrates thought content and dynamics (transitions) under one framework. We fit 8 hidden states to BOLD signals, with interpretable signatures.

Preprint alert: an out-of-the-box LLM metric for assessing Divergent Thinking, linking process-centered theory of creativity, spontaneous cognition and entropy. #perplexity
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When generating a metaphor for a science concept, does aha lead to a better memory of the science concept as suggested by insight memory advantage? Or, does analytical generation lead to better memory as suggested by deliberate processing benefit? Our results supported the latter