From 2e8cef8f61fdec3aa374ff167c95ebe8058ef04b Mon Sep 17 00:00:00 2001 From: Sylvain Munaut Date: Fri, 8 Mar 2013 17:47:39 +0100 Subject: iqbal: Reduce gradient step 1e-3 is withing the range of value we're looking for, so we need something smaller. Signed-off-by: Sylvain Munaut --- src/iqbal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/iqbal.c b/src/iqbal.c index ddbd4a7..f4c29c6 100644 --- a/src/iqbal.c +++ b/src/iqbal.c @@ -249,7 +249,7 @@ _iqbal_objfn_value(struct _iqbal_state *state, float x[2]) static void _iqbal_objfn_gradient(struct _iqbal_state *state, float x[2], float v, float grad[2]) { - const float GRAD_STEP = 0.001f; + const float GRAD_STEP = 1e-6f; float xd[2], vd[2]; xd[0] = x[0] + GRAD_STEP; xd[1] = x[1]; -- cgit v1.2.3