Merge branch 'metrics-percentages' into 'main'

Display metrics as percentages during evaluation

Closes #241

See merge request !335

dan/ocr/utils.py

@@ -93,6 +93,7 @@ def add_metrics_table_row(
             continue
 
         metric_name = REVERSE_HEADER[column]
-        row.append(metrics.get(metric_name, "−"))
+        metric_value = metrics.get(metric_name)
+        row.append(round(metric_value * 100, 2) if metric_value is not None else "−")
 
     table.add_row(row)

tests/data/evaluate/metrics_table.md

 | Split | CER (HTR-NER) | CER (HTR) | WER (HTR-NER) | WER (HTR) | WER (HTR no punct) |
 |:-----:|:-------------:|:---------:|:-------------:|:---------:|:------------------:|
-| train |     1.3023    |   1.3023  |      1.0      |    1.0    |        1.0         |
-|  val  |     1.2683    |   1.2683  |      1.0      |    1.0    |        1.0         |
-|  test |     1.1224    |   1.1224  |      1.0      |    1.0    |        1.0         |
+| train |     130.23    |   130.23  |     100.0     |   100.0   |       100.0        |
+|  val  |     126.83    |   126.83  |     100.0     |   100.0   |       100.0        |
+|  test |     112.24    |   112.24  |     100.0     |   100.0   |       100.0        |

tests/test_evaluate.py

@@ -44,7 +44,7 @@ def test_add_metrics_table_row():
         "WER (HTR-NER)",
         "NER",
     ]
-    assert metrics_table.rows == [["train", 1.3023, 1.0, "−"]]
+    assert metrics_table.rows == [["train", 130.23, 100, "−"]]
 
 
 @pytest.mark.parametrize(