1、哈工大留学生宿舍图片

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2、哈工大宿舍图片 真实照片

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3、哈工大数学系的宿舍图片

from PIL import Image

import pytesseract

打开图片

image = Image.open("harbin_institute_of_technology_dormitory.jpg")

灰度化

image = image.convert("L")

二值化

threshold = 127

table = []

for i in range(256):

if i < threshold:

table.append(0)

else:

table.append(255)

image = image.point(table, "1")

去噪

image = image.filter(ImageFilter.MedianFilter(3))

识别文字

text = pytesseract.image_to_string(image)

打印识别结果

print(text)

4、哈工大本部新生宿舍图片