will try this

Author: r9y9

compute_timestamp_ratio.py

@@ -24,6 +24,14 @@
     hparams.parse(args["--hparams"])
     assert hparams.name == "deepvoice3"
 
+    # Presets
+    if hparams.preset is not None and hparams.preset != "":
+        preset = hparams.presets[hparams.preset]
+        import json
+        hparams.parse_json(json.dumps(preset))
+        print("Override hyper parameters with preset \"{}\": {}".format(
+            hparams.preset, json.dumps(preset, indent=4)))
+
     train._frontend = getattr(frontend, hparams.frontend)
 
     # Code below

hparams.py

@@ -68,7 +68,7 @@
             "ref_level_db": 20,
             "n_speakers": 1,
             "downsample_step": 1,
-            "outputs_per_step": 1,
+            "outputs_per_step": 4,
             "embedding_weight_std": 0.1,
             "dropout": 1 - 0.95,
             "kernel_size": 3,