# Source space psd on average epochs

**URL:** <https://mne.discourse.group/t/source-space-psd-on-average-epochs/1557>\
**Category:** Mailing List Archive (read-only)\
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**Created:** [June 23, 2018, 5:01pm UTC](https://mne.discourse.group/t/source-space-psd-on-average-epochs/1557 "2018-06-23T17:01:31Z")\
**Posts on this page:** 2\
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**Author:** ![system](https://global.discourse-cdn.com/free1/uploads/mne/original/1X/85cc6bd2b69cb698a166dc6d880fb550510d0144.jpeg) [@system](https://mne.discourse.group/u/system)\
**Post date:** [June 23, 2018, 5:01pm UTC](https://mne.discourse.group/t/source-space-psd-on-average-epochs/1557/1 "2018-06-23T17:01:31Z")

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Is there any possibility to calculate source space power spectrum density  
or source space fft on averaged epochs?

Karin  
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**Author:** ![system](https://global.discourse-cdn.com/free1/uploads/mne/original/1X/85cc6bd2b69cb698a166dc6d880fb550510d0144.jpeg) [@system](https://mne.discourse.group/u/system)\
**Post date:** [June 24, 2018, 4:59am UTC](https://mne.discourse.group/t/source-space-psd-on-average-epochs/1557/2 "2018-06-24T04:59:07Z")

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External Email - Use Caution

this function:

[http://martinos.org/mne/stable/generated/mne.time\_frequency.psd\_multitaper.html#mne.time\_frequency.psd\_multitaper](http://martinos.org/mne/stable/generated/mne.time_frequency.psd_multitaper.html#mne.time_frequency.psd_multitaper)

can take evoked object as input.

HTH  
Alex