From 24d609419c4457b10d56d2499e937a9ab05d4a20 Mon Sep 17 00:00:00 2001 From: Derek Knowles Date: Sun, 4 Oct 2020 13:18:30 -0700 Subject: [PATCH] Update py_lucas_kanade.rst f_y should be the partial of f with respect to the partial of y (previously was with respect to the partial of x) --- .../py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/source/py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.rst b/source/py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.rst index fb4c6a3..6b651a4 100644 --- a/source/py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.rst +++ b/source/py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.rst @@ -49,7 +49,7 @@ where: .. math:: - f_x = \frac{\partial f}{\partial x} \; ; \; f_y = \frac{\partial f}{\partial x} + f_x = \frac{\partial f}{\partial x} \; ; \; f_y = \frac{\partial f}{\partial y} u = \frac{dx}{dt} \; ; \; v = \frac{dy}{dt}