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Baidu AI interface and Golang: realize face comparison and make applications more intelligent

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2023-08-14 19:25:061841browse

Baidu AI interface and Golang: realize face comparison and make applications more intelligent

Baidu AI interface and Golang: realize face comparison and make applications more intelligent

Abstract:
Face comparison is widely used in modern technology An important task, it can be used in areas such as face recognition and identity verification. This article will introduce how to use Baidu AI interface and Golang programming language to implement the face comparison function, and help readers get started quickly through simple code examples.

Introduction:
In today's society, face comparison has become a basic requirement for intelligent applications. In the past, only traditional cameras acquired images, and face recognition or identity verification was achieved through simple image processing. However, this method has many limitations, such as the influence of light, angle, expression and other factors. Nowadays, with the rapid development of artificial intelligence technology, through deep learning algorithms, face comparison can be performed more accurately. This article will introduce how to use Baidu AI interface and Golang programming language to implement an application based on face recognition.

Prerequisite preparation:
Before we start, we need to ensure that we have the following conditions: Baidu AI developer account and installation of the Golang programming environment.

Step 1: Registration and configuration of Baidu AI interface

  1. Log in to the Baidu AI developer platform and create a new application.
  2. In the application management page, find the face comparison interface and obtain the API Key and Secret Key of the interface.

Step 2: Golang dependent library installation

  1. Use the command line tool or terminal to navigate to the root directory of the Golang project.
  2. Execute the following command to install the required dependent libraries:

    go get -u github.com/levigross/grequests

Step 3: Write Golang code

  1. Create a new Golang source file, such as "main.go".
  2. Import the required dependent libraries:

    package main
    
    import (
     "fmt"
     "github.com/levigross/grequests"
    )
  3. Define a function in the code to send an HTTP POST request and obtain the response from the Baidu AI interface :

    func request(url, apiKey, apiSecret, imageURL string) (string, error) {
     options := &grequests.RequestOptions{
         Data: map[string]string{
             "api_key":     apiKey,
             "api_secret":  apiSecret,
             "image_url_1": imageURL,
             "image_url_2": imageURL,
         },
     }
    
     resp, err := grequests.Post(url, options)
     if err != nil {
         return "", err
     }
    
     if resp.Error != nil {
         return "", resp.Error
     }
    
     return resp.String(), nil
    }
  4. Call the function defined above in the "main" function and output the response result of Baidu AI interface:

    func main() {
     apiKey := "<your-api-key>"
     apiSecret := "<your-api-secret>"
     imageURL := "<your-image-url>"
     url := "https://api-cn.faceplusplus.com/facepp/v3/compare"
    
     result, err := request(url, apiKey, apiSecret, imageURL)
     if err != nil {
         fmt.Println("Error:", err)
     } else {
         fmt.Println(result)
     }
    }

Step 4 : Run the program

  1. Navigate to the root directory of the Golang project in the command line tool or terminal.
  2. Execute the following command to run the program:

    go run main.go
  3. The program will send an HTTP POST request to the Baidu AI interface and output the response result of the interface.

Conclusion:
Through the combination of Baidu AI interface and Golang programming language, we can easily realize the face comparison function. In actual applications, readers can expand and optimize according to their own needs, such as adding image processing and other functions to achieve more intelligent applications. I hope this article can help readers better understand and use Baidu AI interface and Golang programming language.

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