Update app.py

app.py

@@ -161,10 +161,16 @@ Confidence: {float(max(probs[0])):0.4f}
 Human probability: {float(probs[0][1]):0.4f}
 Non-human probability: {float(probs[0][0]):0.4f}
 
-Most influential k-mers:"""
+Most influential k-mers (ranked by importance):"""
             
             for kmer in important_kmers:
-                result += f"\n  {kmer['kmer']}: importance={kmer['importance']:.4f}, frequency={kmer['frequency']:.4f} ({kmer['frequency']*100:.2f}%), scaled={kmer['scaled']:.4f}"
+                result += f"\n  {kmer['kmer']}: "
+                result += f"impact={kmer['importance']:.4f}, "
+                result += f"occurrence={kmer['frequency']*100:.2f}% of sequence "
+                if kmer['scaled'] > 0:
+                    result += f"(appears {abs(kmer['scaled']):.2f}σ more than average)"
+                else:
+                    result += f"(appears {abs(kmer['scaled']):.2f}σ less than average)"
             
             results.append(result)
     except Exception as e: