From c1411ca0f47042f812e1df45930ab7c2742b4b3e Mon Sep 17 00:00:00 2001
From: Tyler Hoffman <50304432+thoffman1@users.noreply.github.com>
Date: Tue, 9 Nov 2021 10:48:57 -0700
Subject: [PATCH] fix typo in uniform kernel branch

Change `zi` to `zs` in the uniform kernel option, there's no variable named `zi` in scope.
---
 mgwr/kernels.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mgwr/kernels.py b/mgwr/kernels.py
index 3891699..27d4715 100755
--- a/mgwr/kernels.py
+++ b/mgwr/kernels.py
@@ -67,7 +67,7 @@ def _kernel_funcs(self, zs):
         if self.function == 'triangular':
             return 1 - zs
         elif self.function == 'uniform':
-            return np.ones(zi.shape) * 0.5
+            return np.ones(zs.shape) * 0.5
         elif self.function == 'quadratic':
             return (3. / 4) * (1 - zs**2)
         elif self.function == 'quartic':