Train of MMdetection Detailed explanation of Py source code

catalogue 1, Tools / train py 2, Detailed source code 3, Detailed explanation of core functions (1) build_detector(mmdet/models/builder.py) (2) build_dataset(mmdet/datasets/builder) (3) train_detector(mmdet/apis/train.py) (4) set_random_seed: (5) get_root_logger: 1, Tools / train py Optional parameters: # =========== optional ...

Posted by voitek on Sat, 30 Apr 2022 15:49:21 +0300

Record local installation oushudb - install zk and hdfs

Because the company is busy recently, I forgot to update it. Then I talked about it in the last article, The last article said This article describes some preparations for installing oushudb. This article mainly talks about the installation of corresponding components before installing oushudb. 1, Zookeper installation 1. Create a zkhostfile c ...

Posted by Chips on Sat, 30 Apr 2022 00:19:07 +0300

Shell crawling

I've been learning to write crawlers in python for several days. Let's write a small crawler to verify the learning results. This article is suitable for Xiaobai to eat. You guys want to have fun~ Tip: This article is for learning and communication only, do not use it for illegal purposes!!! The text and pictures of this article come f ...

Posted by dickey on Fri, 29 Apr 2022 04:01:20 +0300

Neural network -- Understanding BP neural network from code

As soon as we mention the back-propagation algorithm, we unconsciously think of the derivation of random gradient descent, sigmoid activation function and the back-propagation law that makes the head bigger. Even after learning the principle of back-propagation neural network, we are still confused. Here, we recommend a textbook Python neural n ...

Posted by kendall on Thu, 28 Apr 2022 16:47:15 +0300

20 lines of code: image classification and prediction can be easily done in Python under Serverless architecture

Author Jiang Yu preface Image classification is a hot topic in the field of artificial intelligence. Popular interpretation is an image processing method that distinguishes different types of targets according to the different characteristics reflected in the image information. It uses computer to quantitatively analyze the image, and clas ...

Posted by newbeee on Thu, 28 Apr 2022 00:00:39 +0300

Detailed explanation and Python implementation of deep knowledge tracking (DKT)

The development process of knowledge tracking was summarized before. In 2015, Chris Piech and others applied deep learning to knowledge tracking for the first time, with remarkable results. Since then, a large number of improved DKT models have emerged. The deep knowledge tracking model can realize the dynamic tracking of students' knowledge st ...

Posted by skippy111 on Mon, 25 Apr 2022 06:21:26 +0300

Machine learning classifier case (opencv sklearn svm ann)

Machine learning classifier case (opencv sklearn svm ann python) ps: Recently, elder martial sister left us a task to record what we have learned from doing the task since we didn't understand anything at the beginning.... Language environment Python 3 7. Library used import os import cv2 import math import time import numpy as np import tqdm f ...

Posted by miro on Mon, 25 Apr 2022 05:07:37 +0300

TensorFlow Learning Report

TensorFlow Learning Report 1. Start with a tensor 1.1 Actual data to floating point numbers Because floating-point numbers are how networks process information, we need a way to encode the real-world data we want to process as network-understandable data, and then decode the output as data that we can understand and use. Depth neural networks u ...

Posted by zoooj on Sun, 24 Apr 2022 19:08:06 +0300

Pat 2020 spring March preparation_ Brush the real questions according to the set of volumes (1-2)

Title stem: 1153 Decode Registration Card of PAT (25 points) Problem solution: I got 19 points for my own problem solution. The last two points timed out. Even if I used unordered mapping, I didn't solve it... But for people at my level, I am very satisfied.This problem can be said to be a very classic one. This problem uses many operations of ...

Posted by deejay on Sun, 24 Apr 2022 18:09:21 +0300

Python Data Analysis|Pandas-based Data Visualization

Author: Hanxinzi@ShowMeAITutorial Address: http://www.showmeai.tech/tutorials/33This article address: http://www.showmeai.tech/article-detail/150Statement: Copyright, reproduce please contact platform and author and indicate originYou have seen in the previous tutorials that Pandas can do data analysis flexibly, but as a powerful all-round tool ...

Posted by loony383 on Fri, 22 Apr 2022 20:16:14 +0300