speckle_ps_diff {specklestar}

Power spectrum calculation

Description

Power spectrum of the difference of neighboring frames in the series of speckle images

Usage

speckle_ps_diff(filename, threshold = 50000L)

Arguments

filename

a character string with the path name to a file.

threshold

an integer (default is 50000).

Value

The 513 x 1024 double matrix of power spectrum.

Examples

obj_filename <- system.file("extdata", "ads15182_550_2_frames.dat", package = "specklestar")
pow_spec_diff <- speckle_ps_diff(obj_filename)