Removed the unused cosine_image function
Removed the unused cosine_image function

basnijholt/holoviews,vascotenner/holoviews,basnijholt/holoviews,ioam/holoviews,ioam/holoviews,vascotenner/holoviews,vascotenner/holoviews,basnijholt/holoviews,ioam/holoviews