Epoch 1/15 Training Loss: 2.3327 Validation Loss: 1.9963 ROUGE Scores: {'rouge1': 0.21808722374319384, 'rouge2': 0.1182736024791169, 'rougeL': 0.19976099496233557, 'rougeLsum': 0.19920689338385827} Epoch 2/15 Training Loss: 2.1164 Validation Loss: 1.9190 ROUGE Scores: {'rouge1': 0.24314444230564494, 'rouge2': 0.14001878402499457, 'rougeL': 0.2237854024840728, 'rougeLsum': 0.22246462572576908} Epoch 3/15 Training Loss: 2.0179 Validation Loss: 1.8727 ROUGE Scores: {'rouge1': 0.23564530968156083, 'rouge2': 0.13669895563342216, 'rougeL': 0.21725589526977998, 'rougeLsum': 0.2151015219135301} Epoch 4/15 Training Loss: 1.9257 Validation Loss: 1.8389 ROUGE Scores: {'rouge1': 0.23937899093803855, 'rouge2': 0.13888041555479988, 'rougeL': 0.21854222551451663, 'rougeLsum': 0.21721511685962552} Epoch 5/15 Training Loss: 1.8781 Validation Loss: 1.8102 ROUGE Scores: {'rouge1': 0.2412030325505815, 'rouge2': 0.1373245465699872, 'rougeL': 0.22158876960762192, 'rougeLsum': 0.21964406824128718} Epoch 6/15 Training Loss: 1.8266 Validation Loss: 1.8030 ROUGE Scores: {'rouge1': 0.24693945766624123, 'rouge2': 0.13859814431515555, 'rougeL': 0.22609207133571282, 'rougeLsum': 0.22456133662136685} Epoch 7/15 Training Loss: 1.7831 Validation Loss: 1.7842 ROUGE Scores: {'rouge1': 0.24995693123364204, 'rouge2': 0.13730760003890233, 'rougeL': 0.22966043449504253, 'rougeLsum': 0.22839320529835103} Epoch 8/15 Training Loss: 1.7398 Validation Loss: 1.7843 ROUGE Scores: {'rouge1': 0.24797510003323764, 'rouge2': 0.13919083038634567, 'rougeL': 0.22646443435896133, 'rougeLsum': 0.22558282591894607} Epoch 9/15 Training Loss: 1.7068 Validation Loss: 1.7860 ROUGE Scores: {'rouge1': 0.25390876204792084, 'rouge2': 0.13814393342112263, 'rougeL': 0.231234438215985, 'rougeLsum': 0.2311260176829176} Epoch 10/15 Training Loss: 1.6779 Validation Loss: 1.7854 ROUGE Scores: {'rouge1': 0.25411363403331366, 'rouge2': 0.14468888317851958, 'rougeL': 0.2354872641812709, 'rougeLsum': 0.23342210178892542} Epoch 11/15 Training Loss: 1.6413 Validation Loss: 1.7642 ROUGE Scores: {'rouge1': 0.2679774072064855, 'rouge2': 0.14667787569965263, 'rougeL': 0.24705660369839066, 'rougeLsum': 0.2454144686019869} Epoch 12/15 Training Loss: 1.6075 Validation Loss: 1.7712 ROUGE Scores: {'rouge1': 0.268361111086107, 'rouge2': 0.15128550708369404, 'rougeL': 0.24768429614360232, 'rougeLsum': 0.24575241584538624} Epoch 13/15 Training Loss: 1.5857 Validation Loss: 1.7618 ROUGE Scores: {'rouge1': 0.28096384664011065, 'rouge2': 0.1595810134136424, 'rougeL': 0.2575870112336856, 'rougeLsum': 0.25663783533294626} Epoch 14/15 Training Loss: 1.5552 Validation Loss: 1.7620 ROUGE Scores: {'rouge1': 0.2833173462582747, 'rouge2': 0.1648174970170761, 'rougeL': 0.2615026211543109, 'rougeLsum': 0.2600381314435784} Epoch 15/15 Training Loss: 1.5316 Validation Loss: 1.7716 ROUGE Scores: {'rouge1': 0.2782139285308772, 'rouge2': 0.1606118164438922, 'rougeL': 0.2581515139790868, 'rougeLsum': 0.2571149575053421}