1 files changed, 9 insertions, 0 deletions

diff --git a/SD-VBS/common/toolbox/toolbox_basic/pyramid/gauss_lowpass.m b/SD-VBS/common/toolbox/toolbox_basic/pyramid/gauss_lowpass.m
new file mode 100755
index 0000000..87ad4f1
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/pyramid/gauss_lowpass.m
@@ -0,0 +1,9 @@
+function J = gauss_lowpass(I,a)
+
+if (nargin < 2),
+  a = 0.4;
+end
+
+w = gen_w(a);
+
+J = conv2(conv2(I,w,'same'),w','same');