人脸识别图像预处理代码实现
时间: 2023-08-24 12:09:43 浏览: 111
很高兴能为您服务!以下是人脸识别图像预处理代码的实现:
```
import cv2
def preprocess(image_path):
# 读取图片
image = cv2.imread(image_path)
# 转为灰度图
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
# 直方图均衡化
equalized = cv2.equalizeHist(gray)
# 高斯滤波
gaussian = cv2.GaussianBlur(equalized, (5, 5), 0)
return gaussian
```
以上代码将图片先转为灰度图,然后进行直方图均衡化和高斯滤波,以提高图像质量和减少噪声,以便后续进行人脸检测和识别。希望能够帮到您!
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