python图像处理，白平衡

因为在理论探讨阶段，所以没有代码。 背景是这样的，我尝试给一批图书的照片做切割和颜色处理，切边的完成了，但颜色处理的没有头绪，拿到的照片上是有色卡/色标的，用ps看颜色失真比较明显，我用ps的设置白场/黑...

From [Pythondiscussion group] 2017-04-18 09:35:35 0  1  1263

Python crawls web pages with garbled requests

**I crawled data from referee documents before. After re-running the crawler during this period, I found that ...

From [Pythondiscussion group] 2017-06-22 11:51:56 0  4  1262

python - How to perform data analysis on 20 million pieces of structured data

Prepare for time series analysis, groupby analysis and trend prediction. Is using Python dataframe enough?

From [Pythondiscussion group] 2017-07-05 10:34:39 0  1  1256

vim configuration

Hello teacher, where can I download the vim configuration? Thanks!

From [Pythondiscussion group] 2020-09-09 11:13:44 0  1  1255

How to set a dynamic variable in Python that changes with system time?

I'm a newbie, making a python program, or script, to process logs. After processing and inserting it into elas...

From [Pythondiscussion group] 2017-05-18 10:52:07 0  3  1255

python3.x - python 3.6 installation opencv 3.2 import cv2 error

Anaconda python 3.6 installs opencv 3.2 import cv2 and reports an error, as shown in the figure. Visual C++ 20...

From [Pythondiscussion group] 2017-05-18 11:00:08 0  1  1253

python - How to crawl web content that is covered by the next page/rendered by JS?

I want to extract the current selling price of the item and the ITEM_ID of the corresponding item on the web p...

From [Pythondiscussion group] 2017-05-18 10:55:01 0  1  1252

想问一下用python如何对中文的 一二三四进行排序？

今天偶然做一个问题的时候想要对一组数据的进行排序，然后里面有中文的 一二三四，排序出来的结果不是我想要的结果。然后我就比较了七和二的大小，发现七居然比二小下面这张图是一到七排序后的结果 我知道导致这...

From [Pythondiscussion group] 2017-04-18 10:05:12 0  3  1252

java - 打算和朋友做个手机APP，后台选什么语言

打算和朋友一起做个手机APP，主要是社交方面的。 java语言。java出身对java比较熟悉，不打算用什么SpringMVC Hibernate ibatis 等重量级框架。打算选用JFinal(国人开发的，看了看用了...

From [Pythondiscussion group] 2017-04-17 12:03:57 0  15  1252

When python refers to the getpass module, there is no response after entering the password and pressing Enter. It is executed in the pycharm software, but it is OK in the IDE that comes with python.

1. When python refers to the getpass module, there is no response after entering the password and pressing Ent...

From [Pythondiscussion group] 2017-06-14 10:51:39 0  2  1249

html - "DNS lookup failed" appears when crawling, but there is no problem when opening the web page. What is happening?

RT, when using python to crawl, everything was normal at the beginning, but suddenly the web page got stuck. A...

From [Pythondiscussion group] 2017-06-14 10:50:53 0  1  1248

python - jieba分词，同一个词却被分成了两个词，该怎么解决？

对一篇文章进行分词，打算统计词频，但有个问题是对于同一个词，比如说刘德华，jieba分词返回的结果会出现刘德华出现13次，刘德出现7次，但那7个刘德右邻词都是华，理论上分词的结果应该出现20次刘德华才对，这种...

From [Pythondiscussion group] 2017-04-18 10:07:47 0  1  1247

python - Ubuntu16.04 lxml error reporting

Building wheels for collected packages: lxml, psutil, psycopg2, python-ldap Running setup.py bdist_wheel for l...

From [Pythondiscussion group] 2017-06-12 09:26:59 0  1  1245

python - OS下pip安装web.py、urlparse时出现错误？

1. 描述你的问题pip 安装包web.py时出现错误 贴上相关代码 贴上报错信息 贴上相关截图 已经尝试过哪些方法仍然没解决（附上相关链接）

From [Pythondiscussion group] 2017-04-17 17:04:39 0  1  1245

Why can't I hear the sound?

Why can't I hear the sound?

From [Pythondiscussion group] 2020-02-01 17:07:37 0  1  1244