fix, link to article

Author: ex-punctis

Diff for: README.md

@@ -10,7 +10,7 @@ This is essentially a compositional pattern-producing network (CPPN) except it m
 <img src="https://raw.githubusercontent.com/ex-punctis/abstract-art-cppn/master/architecture.png">
 (Architecture diagram generated by http://alexlenail.me/NN-SVG/index.html)
 
-Detailed explanation and live demo in my blog.
+[Detailed explanation and live demo in my blog](https://www.expunctis.com/2020/01/19/Abstract-art.html)
 
 ## Requirements
 

Diff for: abstract-art-cppn.js

@@ -209,7 +209,7 @@ class abstractANN {
             let a3 = this.activation3(z3).mul(this.magnitude3);
             let z4 = a3.matMul(this.w4);
             let a4 = this.activation4(z4);
-            let output = a4.div(tf.scalar(2)).add(tf.scalar(0.5)).reshape([this.WIDTH, this.WIDTH, 3]);
+            let output = a4.div(tf.scalar(2)).add(tf.scalar(0.5)).reshape([this.WIDTH, this.WIDTH, 3]).clipByValue(0.001, 0.999);
 
             return (output);
         });