frame_difference

  Frame difference is arguably the simplest form of background subtraction. The current frame is simply subtracted from the previous frame, and if the difference in pixel values for a given pixel is greater than a threshold Ts, the pixel is considered part of the foreground.

frame_difference
................\bg_sub_gui.m,6020,2010-06-28
................\bg_sub_gui2.fig,3808,2008-06-05
................\bg_sub_gui2.m,7067,2008-08-08
................\frame_difference.m,1692,2010-06-28
................\frame_difference_c.m,1308,2008-08-08
................\frame_difference_C_files
................\........................\cfiles,133,2008-06-19
................\........................\frame_difference_c.c,7729,2008-06-19
................\........................\frame_difference_c.ctm,3629,2008-06-19
................\........................\frame_difference_c.h,740,2008-06-19
................\........................\frame_difference_c_main.c,2007,2008-06-19
................\........................\frame_difference_c_msvc6.dsp,4969,2008-06-19
................\........................\frame_difference_c_msvc8.dsp,5040,2008-06-19
................\........................\frame_difference_c_stub_main.c,468,2008-06-19
................\........................\README_msvc8.txt,296,2008-06-19
................\frame_difference_mex_files
................\..........................\cfiles,133,2008-06-19
................\..........................\frame_difference_c.c,7349,2008-06-19
................\..........................\frame_difference_c.dll,137728,2008-06-19
................\..........................\frame_difference_c.h,745,2008-06-19
................\..........................\frame_difference_c_mex.c,6076,2008-06-19
................\..........................\frame_difference_c_msvc6.dsp,4969,2008-06-19
................\..........................\frame_difference_c_msvc8.dsp,5040,2008-06-19
................\..........................\frame_difference_c_stub_mex.c,468,2008-06-19
................\..........................\README_msvc8.txt,296,2008-06-19
................\frame_difference_test_harness.m,1462,2010-06-28