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Both sides previous revision Previous revision Next revision | Previous revision | ||
analysis:amplipex:artifacts [2014/01/20 15:19] ecarmichael Artifact removal page created |
analysis:amplipex:artifacts [2018/07/07 10:19] (current) |
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{{:analysis:amplipex:artifact_wiki.png?750|}} | {{:analysis:amplipex:artifact_wiki.png?750|}} | ||
- | The selected artifact regions are not altered within the data itself, instead the start and end of each artifact are saved as part of the cfg structure: data_trl.cfg.artfctdef.visual.artifact . From here we can change these regions to values of our choice. | + | The selected artifact regions are not altered within the data itself, instead the start and end of each artifact are saved as part of the cfg structure: data_trl.cfg.artfctdef.visual.artifact . So now can change these regions to any value of our choice. |
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if trials(iTrial,1)<= artifacts(iArt,1) && trials(iTrial,2)>= artifacts(iArt,2) | if trials(iTrial,1)<= artifacts(iArt,1) && trials(iTrial,2)>= artifacts(iArt,2) | ||
if artifacts(iArt,1)-trials(iTrial,1) ==0 | if artifacts(iArt,1)-trials(iTrial,1) ==0 | ||
- | data_art_rem.trial{1,iTrial}(1:16,(1:artifacts(iArt,2)-trials(iTrial,1)))=art_value; | + | data_trl.trial{1,iTrial}(1:16,(1:artifacts(iArt,2)-trials(iTrial,1)))=art_value; |
else | else | ||
- | data_rl.trial{1,iTrial}(1:16,(artifacts(iArt,1)-trials(iTrial,1):artifacts(iArt,2)-trials(iTrial,1)))=art_value; | + | data_trl.trial{1,iTrial}(1:16,(artifacts(iArt,1)-trials(iTrial,1):artifacts(iArt,2)-trials(iTrial,1)))=art_value; |
end | end | ||
end | end | ||
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- | From here we can visualize the data regions that have been replaced. | + | Now we can visualize the data regions that have been replaced to ensure they have been correctly converted. |
+ | |||
+ | <code matlab> | ||
+ | cfg.viewmode = 'vertical'; % this shows all of the channels vertically | ||
+ | ft_databrowser(cfg,data_trl); | ||
+ | </code> | ||
+ | |||
+ | From here we can run any further ft analysis. |