Fix notebook on fuzzy logic (#73)

* fix: Outdated syntax to apply fuzzy logic

* Thanks to @alkis05 for reporting bug #72

AUTHORS.rst

@@ -15,3 +15,4 @@ Contributors
 * @BillMills: - PR #47, re-introduce Argo density inversion as inherited QCCheck.
               - PR #53, update fuzzy logic to handle edge-case NaNs rather than masks.
               - Reported bug that resulted on PR #61.
+* @alkis05: Reported bug #72, outdated fuzzy logic notebook.

docs/notebooks/fuzzy_logic.ipynb

@@ -153,17 +153,17 @@
     "x_QC  = np.linspace(0.0, 1.0, 200)\n",
     "\n",
     "# Generate fuzzy membership functions\n",
-    "data['spike_lo'] = fuzz.zmf(data['x_spike'], cfg['fuzzylogic']['features']['spike']['low'])\n",
-    "data['spike_md'] = fuzz.trapmf(data['x_spike'], cfg['fuzzylogic']['features']['spike']['medium'])\n",
-    "data['spike_hi'] = fuzz.smf(data['x_spike'], cfg['fuzzylogic']['features']['spike']['high'])\n",
+    "data['spike_lo'] = fuzz.zmf(data['x_spike'], cfg['fuzzylogic']['features']['spike']['low']['params'])\n",
+    "data['spike_md'] = fuzz.trapmf(data['x_spike'], cfg['fuzzylogic']['features']['spike']['medium']['params'])\n",
+    "data['spike_hi'] = fuzz.smf(data['x_spike'], cfg['fuzzylogic']['features']['spike']['high']['params'])\n",
     "\n",
-    "data['clim_lo'] = fuzz.zmf(data['x_clim'], cfg['fuzzylogic']['features']['woa_normbias']['low'])\n",
-    "data['clim_md'] = fuzz.trapmf(data['x_clim'], cfg['fuzzylogic']['features']['woa_normbias']['medium'])\n",
-    "data['clim_hi'] = fuzz.smf(data['x_clim'], cfg['fuzzylogic']['features']['woa_normbias']['high'])\n",
+    "data['clim_lo'] = fuzz.zmf(data['x_clim'], cfg['fuzzylogic']['features']['woa_normbias']['low']['params'])\n",
+    "data['clim_md'] = fuzz.trapmf(data['x_clim'], cfg['fuzzylogic']['features']['woa_normbias']['medium']['params'])\n",
+    "data['clim_hi'] = fuzz.smf(data['x_clim'], cfg['fuzzylogic']['features']['woa_normbias']['high']['params'])\n",
     "\n",
-    "data['grad_lo'] = fuzz.zmf(data['x_grad'], cfg['fuzzylogic']['features']['gradient']['low'])\n",
-    "data['grad_md'] = fuzz.trapmf(data['x_grad'], cfg['fuzzylogic']['features']['gradient']['medium'])\n",
-    "data['grad_hi'] = fuzz.smf(data['x_grad'], cfg['fuzzylogic']['features']['gradient']['high'])\n",
+    "data['grad_lo'] = fuzz.zmf(data['x_grad'], cfg['fuzzylogic']['features']['gradient']['low']['params'])\n",
+    "data['grad_md'] = fuzz.trapmf(data['x_grad'], cfg['fuzzylogic']['features']['gradient']['medium']['params'])\n",
+    "data['grad_hi'] = fuzz.smf(data['x_grad'], cfg['fuzzylogic']['features']['gradient']['high']['params'])\n",
     "\n",
     "QC_lo = fuzz.trimf(x_QC, [0.0, 0.225, 0.45])\n",
     "QC_md = fuzz.trimf(x_QC, [0.275, 0.5, 0.725])\n",