[FieldTrip] FW: problem with my data

[Johanna Zumer]

Dear Maryam,

It should be:
cfg=ft_databrowser(cfg,avgdata2)
not
cfg=ft_databrowser(avgdata2,cfg)

Best,
Johanna

2014-11-19 12:48 GMT+00:00 Ahmadi Shapourabadi, Maryam (Dr.) <
ma447 at leicester.ac.uk>:

>  Dear Sir/Madam,
>
>  I am new to feildtrip and I wanted to start analyzing my data using the
> field trip. I have 64 channels of EEG recordings and I tried to convert my
> data to fieldtrip cell type to be able to browse the data
> using ft_databrowser, but there is a problem and I am not sure if it
> because of my data format or some other problems. I have reported the error
> and the structure of my data in the following.
> Please do me a favor and check my data and help me with this issue.
>
>  Regards,
> Maryam
>  ------------------------------
> *From:* Ahmadi Shapourabadi, Maryam (Dr.)
> *Sent:* Tuesday, November 18, 2014 6:20 PM
> *To:* fieldtrip at science.ru.nl
> *Subject:* problem with my data
>
>   Dear Sir/Madam,
>
>  I have tried to browse my data in fieldtrip but have got the following
> error:
>
>  cfg=ft_databrowser(avgdata2,cfg)
>  ??? Warning: Struct field assignment overwrites a value with class
> "single".
>  See MATLAB 7.0.4 Release Notes, Assigning Nonstructure Variables As
> Structures Displays Warning for details.
> > In utilities\private\ft_preamble_provenance at 54
>   In ft_preamble at 54
>   In ft_databrowser at 138
> ??? Error using ==> ft_checkdata at 462
> This function requires raw+comp or raw data as input.
>
>  Error in ==> ft_databrowser at 261
>   data = ft_checkdata(data, 'datatype', {'raw+comp', 'raw'},
>   'feedback', 'yes', 'hassampleinfo', 'yes');
>
>  This is my data:
> ftdata2 =
>
>        trial: {1x251 cell}
>        time: {1x251 cell}
>     fsample: 512
>       label: {1x64 cell}
>
>  trial is single. I changed to double by the command 'double', but I got
> similar error:
>
>  cfg=ft_databrowser(avgdata2,cfg)
> ??? Warning: Struct field assignment overwrites a value with class
> "single".
>  See MATLAB 7.0.4 Release Notes, Assigning Nonstructure Variables As
> Structures Displays Warning for details.
> > In utilities\private\ft_preamble_provenance at 54
>   In ft_preamble at 54
>   In ft_databrowser at 138
> ??? Error using ==> ft_checkdata at 462
> This function requires raw+comp or raw data as input.
>
>  Error in ==> ft_databrowser at 261
>   data = ft_checkdata(data, 'datatype', {'raw+comp', 'raw'},
>   'feedback', 'yes', 'hassampleinfo', 'yes');
>
>
>  detail of my data:
>
>  ftdata2.trial
>
>  ans =
>
>    Columns 1 through 3
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 4 through 6
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 7 through 9
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 10 through 12
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 13 through 15
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 16 through 18
>    ...
>
>  ftdata2.trial
>
>  ans =
>
>    Columns 1 through 3
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 4 through 6
>
>      [64x1024 single]    [64x1024 single]    [64x1024 single]
>
>    Columns 7 through 9
>    ....
>
>  ftdata2.fsample
>
>  ans =
>
>     512
>
>
> Could you please help me with this problem?
>
>  Regards,
> Maryam
>
> _______________________________________________
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> fieldtrip at donders.ru.nl
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