Day 12
Day 12: ML APIs | Google Cloud
Practice
Quest-Integrate with Machine Learning APIs
Lab-Extract, Analyze, and Translate Text from Images with the Cloud ML APIs
- ID: GSP075
- Cloud Vision API's text detection method
- Translation API
- Natural Language API
Steps:
1. Create an API Key
export API_KEY=<YOUR_API_KEY>
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
2. Upload an image
to a cloud storage bucket
image: sign.jpg 為偵測目標
- Search Storage
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
- Create Bucket
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
- Setting
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
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- Create
- 上傳檔案到Cloud Stotage
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
- 設定檔案權限為公開
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
3. Create Vision API request
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
{
"requests": [
{
"image": {
"source": {
"gcsImageUri": "gs://my-bucket-name/sign.jpeg"
}
},
"features": [
{
"type": "TEXT_DETECTION",
"maxResults": 10
}
]
}
]
}
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
4. Call the Vision API's text detection method
在Cloud shell中,使用curl call the Vision API
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
curl -s -X POST -H "Content-Type: application/json" --data-binary @ocr-request.json https://vision.googleapis.com/v1/images:annotate?key=${API_KEY}
可以看到:
[更正-my bucket name為project id]
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
由於輸出太長,可以輸出到文字檔內
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
5. Sending text from the image to the Translation API
- 將圖片擷取的文字交由Translation API進行翻譯
- 建立translation-request.json
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
- 使用上一步驟輸出的文字擋xxxresponse.json
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
- Call the Translation API
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
6. Analyzing the image's text with the Natural Language API
Image Not Showing
Possible Reasons
- The image file may be corrupted
- The server hosting the image is unavailable
- The image path is incorrect
- The image format is not supported
Learn More →
Summary:
上傳圖片到Cloud Storage,
使用Vision API
擷取文字,
將擷取出來的文字存到文字檔(.json),
接著使用Translation API
可以知道是哪國語言,
並翻譯成target(範例為en:english),
同樣地把翻譯好的結果存在文字檔,
建立Natural Language API
的request JSON檔,
將翻譯好的存檔輸入剛建的request,
再call api得每個word的分析(分類)。