Working on getting experiment loop.

1 files changed, 19 insertions, 0 deletions

diff --git a/src/text_recognizer/models/metrics.py b/src/text_recognizer/models/metrics.py
new file mode 100644
index 0000000..e2a30a9
--- /dev/null
+++ b/src/text_recognizer/models/metrics.py
@@ -0,0 +1,19 @@
+"""Utility functions for models."""
+
+import torch
+
+
+def accuracy(outputs: torch.Tensor, labels: torch.Tensro) -> float:
+    """Computes the accuracy.
+
+    Args:
+        outputs (torch.Tensor): The output from the network.
+        labels (torch.Tensor): Ground truth labels.
+
+    Returns:
+        float: The accuracy for the batch.
+
+    """
+    _, predicted = torch.max(outputs.data, dim=1)
+    acc = (predicted == labels).sum().item() / labels.shape[0]
+    return acc