请提供下述完整信息以便快速定位问题/Please provide the following information to quickly locate the problem
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系统环境/System Environment: PRETTY_NAME="Debian GNU/Linux 11 (bullseye)" NAME="Debian GNU/Linux" VERSION_ID="11" VERSION="11 (bullseye)" VERSION_CODENAME=bullseye ID=debian Python 3.10.14 GPU Compute Capability: 8.6, Driver API Version: 12.2, Runtime API Version: 12.0
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版本号/Version:Paddle: PaddleOCR: 问题相关组件/Related components: paddle-bfloat 0.1.7 paddle2onnx 1.2.0 paddlefsl 1.1.0 paddlenlp 2.7.2 paddlepaddle-gpu 2.6.1.post120 PaddleOCR 2.7.0
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运行指令/Command Code: python tools/train.py -c ch_PP-OCRv4_rec.yml
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完整报错/Complete Error Message: 微调数据:大约 18000 个 crop img,全部为真实的垂直领域数据 learning_rate : 5e-05 Train.sampler.scales : [[480, 32], [480, 48], [480, 64]] max_text_length : 60 batch_size_per_card : 96
[2024/05/05 20:36:27] ppocr INFO: epoch: [100/100], global_step: 16200, lr: 0.000000, acc: 0.781250, norm_edit_dis: 0.929588, CTCLoss: 4.331411, NRTRLoss: 1.337142, loss: 5.722537, avg_reader_cost: 0.00012 s, avg_batch_cost: 0.84782 s, avg_samples: 64.0, ips: 75.48803 samples/s, eta: 0:00:00 [2024/05/05 20:36:42] ppocr INFO: cur metric, acc: 0.7907482971680319, norm_edit_dis: 0.9605701758477495, fps: 304.4467098221716 [2024/05/05 20:36:42] ppocr INFO: best metric, acc: 0.803265303936693, is_float16: False, norm_edit_dis: 0.9638480089006147, fps: 303.77989703218935, best_epoch: 7
对于这种场景,如何降低 LOSS,提高 ACC ?