Selected more useful colormap

Author: jbednar

examples/osm.ipynb

@@ -99,7 +99,7 @@
    },
    "outputs": [],
    "source": [
-    "tf.interpolate(agg)"
+    "tf.interpolate(agg,low=\"lightcyan\",high=\"darkblue\",how=\"log\")"
    ]
   },
   {
@@ -117,7 +117,7 @@
    },
    "outputs": [],
    "source": [
-    "tf.interpolate(agg.where(agg > 20))"
+    "tf.interpolate(agg.where(agg > 20),low=\"lightcyan\",high=\"darkblue\",how=\"log\")"
    ]
   },
   {
@@ -200,7 +200,7 @@
     "def create_image(x_range, y_range, w, h):\n",
     "    cvs = ds.Canvas(x_range=x_range, y_range=y_range)\n",
     "    agg = cvs.points(df, 'x', 'y', ds.count())\n",
-    "    return tf.interpolate(agg.where(agg > 20))\n",
+    "    return tf.interpolate(agg.where(agg > 20),low=\"lightcyan\",high=\"darkblue\",how=\"log\")\n",
     "\n",
     "p = figure(tools='pan,wheel_zoom,box_zoom,reset', plot_width=800, plot_height=800, \n",
     "           x_range=(-bound, bound), y_range=(-bound, bound))\n",