Fix convergence criterion according to Nishant's suggestion.

2014-12-03 01:59:28 +00:00
parent f17f8b0cf2
commit 0fa1b465bf
1 changed files with 2 additions and 2 deletions
@@ -255,7 +255,7 @@ double SparseCoding<DictionaryInitializer>::OptimizeDictionary(
        << "." << std::endl;
    Log::Debug << "  Improvement: " << std::scientific << improvement << ".\n";

-    if (improvement < newtonTolerance)
+    if (normGradient < newtonTolerance)
      converged = true;
  }

@@ -292,7 +292,7 @@ double SparseCoding<DictionaryInitializer>::OptimizeDictionary(
      }
    }
  }
-  //printf("final reconstruction error: %e\n", norm(data - dictionary * codes, "fro"));
+
  return normGradient;
 }