By demonstrating that fMRI responses in human MT+ increase linearly with motion coherence and comparing these responses with slopes of single-neuron firing rates in monkey MT, a new paper provides the best evidence so far that fMRI responses are proportional to firing rates.
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Heeger, D., Huk, A., Geisler, W. et al. Spikes versus BOLD: what does neuroimaging tell us about neuronal activity? . Nat Neurosci 3, 631–633 (2000). https://doi.org/10.1038/76572
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DOI: https://doi.org/10.1038/76572
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