def get_descriptives(data):
    """Get mean, SD, and mean and SD of log values.

    Parameters
    ----------
    data : ndarray
        Data with segment as first dimension
        and all other dimensions raveled into second dimension.

    Returns
    -------
    dict of ndarray
        each entry is a 1-D vector of descriptives over segment dimension
    """
    output = {}
    dat_log = log(abs(data))
    output['mean'] = nanmean(data, axis=0)
    output['sd'] = nanstd(data, axis=0)
    output['mean_log'] = nanmean(dat_log, axis=0)
    output['sd_log'] = nanstd(dat_log, axis=0)

    return output
Get mean, SD, and mean and SD of log values.

    Parameters
    ----------
    data : ndarray
        Data with segment as first dimension
        and all other dimensions raveled into second dimension.

    Returns
    -------
    dict of ndarray
        each entry is a 1-D vector of descriptives over segment dimension