## Target tracking OpenCV personnel counter

In this tutorial, you will learn how to build people counters using OpenCV and Python. Using OpenCV, we will calculate the number of people entering or leaving the department store in real time. In the first part of today's blog post, we will discuss how to use both to create more accurate people counters. After that, we will look at the direc ...

Posted by pyr on Wed, 09 Mar 2022 04:01:04 +0100

## [Python + + opencv + Python] license plate extraction, segmentation and recognition

If you want to complete the project, I will put the github link at the end of the article: You can see that the final identification license plate number is min G99999. In fact, I accidentally thought of doing a small project with c + + in the winter of the previous year, and then realized the license plate extraction and segmentation with c+ ...

Posted by ricta on Tue, 08 Mar 2022 05:50:40 +0100

## Camera calibration for binocular vision

Binocular vision is based on geometric mathematics, and mathematical derivation is boring. Therefore, I will not introduce the mathematical principles here, but briefly describe the process of binocular vision. Binocular vision mainly includes five parts: camera calibration, image distortion correction, camera correction, image ...

Posted by ConnorSBB on Mon, 07 Mar 2022 23:07:11 +0100

## tensorflow learning 2 -- regression mainly depends on how various display methods of data are implemented in code

Source of this tutorial The tutorial takes the model of automobile fuel efficiency as an example, with the number of cylinders, displacement, horsepower and weight as variables Linear regression mathematical theory I learned before get data dataset_path = keras.utils.get_file("auto-mpg.data", "http://archive.ics.uci.edu/ml/machine-learning-d ...

Posted by groovything on Sun, 06 Mar 2022 05:18:44 +0100

## Zernike subpixel edge detection based on python

In object detection, due to the limitations of cost and application occasions, we can't blindly increase the resolution of the camera, or we have used a camera with high resolution, but the field of view is large and still can't achieve high accuracy. At this time, we should consider sub-pixel technology, which is to further subdivide between t ...

Posted by if on Fri, 04 Mar 2022 17:38:07 +0100

## [learning notes] fundamentals of OpenCv image processing

1 basic knowledge of image 1.1 digital image A two-dimensional image can be represented by a matrix or array. We can understand it as a binary function f ( x , y ) ...

Posted by ArcAiN6 on Tue, 01 Mar 2022 05:56:51 +0100

## Using Python to make a beautiful girl word cloud dance video

Recently, many children are learning Python and want to find a fun hand training project. Let's share a simple Python project for beginners today. This article will take blibli – ride the wind and waves video as an example, you get to download the video. At the same time, python is used to climb the video barrage of station B, opencv i ...

Posted by patrick99e99 on Tue, 01 Mar 2022 03:50:27 +0100

## OpenCV obtains the mobile camera and performs screen recording

1. Download Mobile Software You need to download the IP camera software on the mobile phone. You can turn the mobile device into a wireless IP camera with two-way audio support through the built-in RTSP and HTTP server and use it for security monitoring. You can use the browser on the computer to view it. Here I use OpenCV to read the video st ...

Posted by DaiWelsh on Fri, 25 Feb 2022 14:59:21 +0100

## opencv geometric transformation (python)

Geometric transformation Geometric transformation refers to the operation of mapping one image to another. zoom Use function CV2 Resize() to zoom the image dst = cv2.resize( src, dsize[, fx[, fy[, interpolation]]] ) dst represents the output target image. The type of the image is the same as src, and its size is dsize (when the value ...

Posted by forcom on Wed, 23 Feb 2022 15:54:59 +0100

## Normalized opencv template after pit matching

Normalized opencv template after pit matching Direct code #include<opencv2/opencv.hpp> using namespace cv; using namespace std; int main(){ ///Single template matching //Mat temp = imread("D://jy7188//cppProject//image//23//huge_eye.png"); // Template image Mat temp = imread("D://jy7188//cppProject//image//23//temp ...

Posted by rob on Tue, 22 Feb 2022 10:39:12 +0100