opus-mt-en-gmw 是 Helsinki-NLP 开发的多语言机器翻译模型,支持将英语(English)翻译成日耳曼语族(Germanic languages)语言,包括德语、荷兰语等。该模型基于 Transformer 架构的 MarianMT 模型,参数量约 220M。
opus-mt-en-gmw-ascend/
├── inference.py # 推理测试脚本
├── log.txt # 测试日志
├── README.md # 本文档
├── test_sentences.txt # 测试句子
└── precision_result.json # 精度测试结果cd /data/ysws/agentsp/5-20-1/opus-mt-en-gmw-ascend/
python3 inference.pycd /data/ysws/agentsp/5-20-1/opus-mt-en-gmw-ascend/
python3 inference.py --precision_test| 指标 | 实测值 | 阈值 | 状态 |
|---|---|---|---|
| 译文匹配率 | 100% | 100% | PASS |
| NPU 加速比 | 11.33x | - | 显著加速 |
| 操作 | 耗时 |
|---|---|
| 平均 CPU 推理时间 (单句) | 1.4927s |
| 平均 NPU 推理时间 (单句) | 0.1318s |
| NPU 加速比 | 11.33x |
| 8 句批量翻译总耗时 | 1.1767s |
| 输入句子 | 输出翻译 |
|---|---|
| Hello, how are you today? | Hallo, hoe geht es Ihnen heute? |
| Good morning! | Guten Morgen! |
| Where is the bathroom? | Waar is de badkamer? |
结果: CPU 和 NPU 输出的翻译结果完全一致,NPU 相比 CPU 获得约 11.33x 加速
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opus-mt-en-gmw Ascend NPU 部署测试
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MODEL_DIR: /data/ysws/agentsp/5-20-1/Helsinki-NLP/opus-mt-en-gmw
OUTPUT_DIR: /data/ysws/agentsp/5-20-1/opus-mt-en-gmw-ascend
Mode: precision_test
============================================================
创建测试样本
============================================================
测试句子已保存到: /data/ysws/agentsp/5-20-1/opus-mt-en-gmw-ascend/test_sentences.txt
共 8 句
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opus-mt-en-gmw NPU 推理测试
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Device: npu:0
Model loaded successfully!
测试句子数量: 8
[1] Hello, how are you today?
[2] Good morning!
[3] Thank you very much.
[4] Where is the bathroom?
[5] I love you.
[6] See you tomorrow!
[7] How much does this cost?
[8] I don't understand.
开始翻译 (device: npu:0)...
翻译结果:
[1] 原文: Hello, how are you today?
译文: Hallo, hoe geht es Ihnen heute?
[2] 原文: Good morning!
译文: Guten Morgen!
[3] 原文: Thank you very much.
译文: Vielen Dank.
[4] 原文: Where is the bathroom?
译文: Waar is de badkamer?
[5] 原文: I love you.
译文: Ich liebe dich.
[6] 原文: See you tomorrow!
译文: Bis morgen!
[7] 原文: How much does this cost?
译文: Hoeveel kost dit?
[8] 原文: I don't understand.
译文: Ik begrijp het niet.
总耗时: 1.1767s
平均每句: 0.1471s
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opus-mt-en-gmw 精度测试 (CPU vs NPU)
============================================================
Device: npu:0
加载 CPU 模型...
CPU 模型加载完成
加载 NPU 模型...
NPU 模型加载完成
测试句子数量: 3
--- 句子 1 ---
原文: Hello, how are you today?
CPU 译文: Hallo, hoe geht es Ihnen heute?
CPU 耗时: 1.9004s
NPU 译文: Hallo, hoe geht es Ihnen heute?
NPU 耗时: 0.1809s
译文匹配: True
--- 句子 2 ---
原文: Good morning!
CPU 译文: Guten Morgen!
CPU 耗时: 1.0754s
NPU 译文: Guten Morgen!
NPU 耗时: 0.0939s
译文匹配: True
--- 句子 3 ---
原文: Where is the bathroom?
CPU 译文: Waar is de badkamer?
CPU 耗时: 1.5023s
NPU 译文: Waar is de badkamer?
NPU 耗时: 0.1204s
译文匹配: True
============================================================
精度测试结果汇总
============================================================
译文完全匹配: PASS
平均 CPU 推理时间: 1.4927s
平均 NPU 推理时间: 0.1318s
NPU 加速比: 11.33x
精度阈值: 1.0%
译文匹配率: PASS
总体状态: PASS
============================================================
测试完成!
============================================================import torch
from transformers import AutoModelForSeq2SeqLM, AutoTokenizer
MODEL_DIR = "/data/ysws/agentsp/5-20-1/Helsinki-NLP/opus-mt-en-gmw"
tokenizer = AutoTokenizer.from_pretrained(MODEL_DIR)
model = AutoModelForSeq2SeqLM.from_pretrained(MODEL_DIR)
model = model.to("npu:0")
model.eval()
texts = ["Hello, how are you today?"]
inputs = tokenizer(texts, return_tensors="pt", padding=True)
inputs = {k: v.to("npu:0") for k, v in inputs.items()}
with torch.no_grad():
gen_ids = model.generate(
inputs["input_ids"],
attention_mask=inputs["attention_mask"],
max_length=100,
num_beams=4,
early_stopping=True
)
translations = tokenizer.batch_decode(gen_ids, skip_special_tokens=True)
print(translations)本项目遵循 Apache-2.0 许可证