mask mann kendall

bopen · Jun 22, 2023 · 660fee2 · 660fee2
1 parent d053c01
commit 660fee2
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/notebooks/wp5/xch4_xco2_satellite_lev3.ipynb b/notebooks/wp5/xch4_xco2_satellite_lev3.ipynb
@@ -96,6 +96,7 @@
    "source": [
     "transform_func_kwargs = {\"min_land_fraction\": min_land_fraction}\n",
     "\n",
+    "\n",
     "def get_da(ds, min_land_fraction):\n",
     "    (varname,) = set(ds.data_vars) & {\"xch4\", \"xco2\"}\n",
     "    da = ds[varname]\n",
@@ -150,13 +151,13 @@
     "    return da_detrended.groupby(\"time.year\").map(diagnostics.seasonal_weighted_mean)\n",
     "\n",
     "\n",
-    "def compute_trends(ds, min_land_fraction):\n",
+    "def compute_anomaly_trends(ds, min_land_fraction):\n",
     "    da_anomaly = compute_monthly_anomalies(ds, min_land_fraction)\n",
     "\n",
     "    # Mann-Kendall\n",
     "    ds_mann_kendall = compute_mann_kendall_trend(\n",
     "        da_anomaly, alpha=0.05, method=\"theilslopes\"\n",
-    "    )\n",
+    "    ).where(da_anomaly.notnull().any(\"time\"))\n",
     "    ds_mann_kendall[\"trend\"].attrs = {\n",
     "        \"long_name\": f\"Trend of anomalies of {da_anomaly.attrs['long_name']}\",\n",
     "        \"units\": f\"{da_anomaly.attrs['units']}/month\",\n",
@@ -243,7 +244,9 @@
    "outputs": [],
    "source": [
     "ds_trend = download.download_and_transform(\n",
-    "    *request, transform_func=compute_trends, transform_func_kwargs=transform_func_kwargs\n",
+    "    *request,\n",
+    "    transform_func=compute_anomaly_trends,\n",
+    "    transform_func_kwargs=transform_func_kwargs,\n",
     ")\n",
     "\n",
     "plot.projected_map(ds_trend[\"trend\"], robust=True, projection=ccrs.Robinson())\n",