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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi<o:p></o:p></p><p class=MsoNormal>I am processing eeg data that consists of many trials that are cut out of a continuous recording, centered around an auditory stimulus.<o:p></o:p></p><p class=MsoNormal>These trials are two seconds apart and each trial is extracted from -1 to 3.5 seconds with respect to each stimulus.<o:p></o:p></p><p class=MsoNormal>This means that I have an overlap (of 0.5 seconds) of each trial with the preceding and succeeding trials. Is this supported by fieldtrip?<o:p></o:p></p><p class=MsoNormal>I am in general able to run my code when the overlap is 0.5 seconds or shorter, but when it exceeds 0.5 seconds, I get the error: “some of the requested samples occur twice in the data and have conflicting values”, when running the ft_rejectartifact function.<o:p></o:p></p><p class=MsoNormal>It seems strange that this runs at certain overlap sizes but not others.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=DA>Med venlig hilsen,<o:p></o:p></span></p><p class=MsoNormal><span lang=DA>Claus Agerskov, tlf: +4561787996<o:p></o:p></span></p><p class=MsoNormal><span lang=DA><o:p> </o:p></span></p></div></body></html>