README.md

---
license: mit
language:
- en
base_model:
- PP-OCRv5_mobile_det
- PP-OCRv5_mobile_rec
- PP-LCNet_x0_25_textline_ori
pipeline_tag: text-classification
tags:
- OCR
- paddle
- PPOCRv5
---

# PPOCR_v5

This version of PPOCR_v5 has been converted to run on the Axera NPU using **w8a16** quantization.

This model has been optimized with the following LoRA: 

Compatible with Pulsar2 version: 4.1-patch1

## Convert tools links:

For those who are interested in model conversion, you can try to export axmodel through 

- [The repo of AXera Platform](https://github.com/AXERA-TECH/ax-samples), which you can get the detail of guide

- [Pulsar2 Link, How to Convert ONNX to axmodel](https://pulsar2-docs.readthedocs.io/en/latest/pulsar2/introduction.html) 


## Support Platform

- AX650
  - [M4N-Dock(爱芯派Pro)](https://wiki.sipeed.com/hardware/zh/maixIV/m4ndock/m4ndock.html)
  - [M.2 Accelerator card](https://axcl-docs.readthedocs.io/zh-cn/latest/doc_guide_hardware.html)
- AX630C
  - [爱芯派2](https://axera-pi-2-docs-cn.readthedocs.io/zh-cn/latest/index.html)
  - [Module-LLM](https://docs.m5stack.com/zh_CN/module/Module-LLM)
  - [LLM630 Compute Kit](https://docs.m5stack.com/zh_CN/core/LLM630%20Compute%20Kit)
  
|Chips|model|cost|
|--|--|--|
||PP-OCRv5_mobile_det|28.6ms|
|AX650|PP-OCRv5_mobile_rec|3.6ms|
||PP-LCNet_x0_25_textline_ori|0.3ms|
||PP-OCRv5_mobile_det|123.6ms|
|AX630C|PP-OCRv5_mobile_rec|26.9ms|
||PP-LCNet_x0_25_textline_ori|0.9ms|

## How to use

Download all files from this repository to the device

```

root@ax650:~/PPOCR_v5# tree
.
|-- ax650
|   `-- det.axmodel
|   `-- rec.axmodel
|   `-- cls.axmodel
|-- infer_onnx.py
|-- infer_axmodel.py
|-- 11.jpg
`-- res_onnx.jpg
`-- res_ax.jpg
```

### Inference

Input image:
![](./11.jpg)

#### Inference with AX650 Host, such as M4N-Dock(爱芯派Pro)

```
root@ax650:~/PPOCR_v5# python3 infer_axmodel.py
[INFO] Available providers:  ['AxEngineExecutionProvider']
[INFO] Using provider: AxEngineExecutionProvider
[INFO] Chip type: ChipType.MC20E
[INFO] VNPU type: VNPUType.DISABLED
[INFO] Engine version: 2.7.2a
[INFO] Model type: 0 (half core)
[INFO] Compiler version: 4.1-patch1 da06dcf2
[INFO] Using provider: AxEngineExecutionProvider
[INFO] Model type: 0 (half core)
[INFO] Compiler version: 4.1-patch1 da06dcf2
[INFO] Using provider: AxEngineExecutionProvider
[INFO] Model type: 0 (half core)
[INFO] Compiler version: 4.1-patch1 da06dcf2
[[[22.0, 32.0], [307.0, 32.0], [307.0, 77.0], [22.0, 77.0]], ('纯臻营养护发素', 0.9575538635253906)]
[[[24.0, 80.0], [174.0, 80.0], [174.0, 105.0], [24.0, 105.0]], ('产品信息/参数', 0.9784890413284302)]
[[[24.0, 110.0], [333.0, 110.0], [333.0, 135.0], [24.0, 135.0]], ('(45元/每公斤，10公斤起订', 0.8767529129981995)]
[[[24.0, 140.0], [284.0, 142.0], [284.0, 167.0], [24.0, 165.0]], ('每瓶2元，100瓶起订)', 0.7741350531578064)]
[[[23.0, 175.0], [301.0, 174.0], [302.0, 197.0], [24.0, 198.0]], ('品牌：代加工方式/OEMDM', 0.8872110247612)]
[[[24.0, 207.0], [235.0, 207.0], [235.0, 228.0], [24.0, 228.0]], ('品名：纯臻营养护发素', 0.930849552154541)]
[[[26.0, 238.0], [242.0, 238.0], [242.0, 259.0], [26.0, 259.0]], ('产品编号：YM-×-301', 0.8895746469497681)]
[[[412.0, 233.0], [430.0, 233.0], [430.0, 304.0], [412.0, 304.0]], ('DMEM', 0.9372888207435608)]
[[[24.0, 268.0], [181.0, 267.0], [181.0, 290.0], [25.0, 291.0]], ('【净含量：220ml', 0.7948297262191772)]
[[[24.0, 301.0], [253.0, 301.0], [253.0, 322.0], [24.0, 322.0]], ('适用人群：适合所有肤质', 0.946412980556488)]
[[[24.0, 331.0], [345.0, 332.0], [345.0, 354.0], [24.0, 353.0]], ('主要成分：鲸蜡硬脂醇、燕麦β-葡聚', 0.9448550939559937)]
[[[26.0, 364.0], [283.0, 364.0], [283.0, 385.0], [26.0, 385.0]], ('糖、椰油酰胺丙菜碱、泛', 0.9831148386001587)]
[[[367.0, 367.0], [476.0, 367.0], [476.0, 389.0], [367.0, 389.0]], ('（(成品包材)', 0.6778985261917114)]
[[[26.0, 394.0], [362.0, 394.0], [362.0, 416.0], [26.0, 416.0]], ('【主要功能：可紧致头发磷层，从而达到', 0.9124352931976318)]
[[[26.0, 426.0], [373.0, 425.0], [373.0, 446.0], [26.0, 447.0]], ('即时持久改善头发光泽的效果，给干燥的头', 0.9655891060829163)]
[[[25.0, 457.0], [137.0, 456.0], [137.0, 478.0], [26.0, 479.0]], ('发足够的滋养', 0.9937723278999329)]

```

Output image:
![](./res_ax.jpg)