Shadow extraction from remote sensing images based on multi features (python+matlab code)

Source:         Work done in the "South surveying and mapping Cup" scientific and Technological Paper Competition in those years First look at the effect: Implementation idea:         Due to the existence of obstructions, the radiant energy of radiation sour ...

Posted by dleone on Mon, 06 Dec 2021 13:28:14 -0800

Lane Departure Warning System Based on OpenCV

Lane Departure Warning development environment Ubuntu 16.04 OpenCV C++ Explanation of lane departure warning concept Lane Departure Warning System is called Lane Department warning system in English. Therefore, Lane Departure Warning System is referred to as LDW system in many models. Its main function is to remind the driver by m ...

Posted by messer on Sun, 05 Dec 2021 09:36:08 -0800

Basic course of MATLAB (11) -- data visualization in two-dimensional (Continued)

catalogue Today's goal: Draw an image and title it Subgraph drawing Some little knowledge grid setting border box set border Polar plot Today's summary Today's goal: Draw an image and title it First, let's draw a very simple figure, for example, draw an image of y = cos x. The code is as follows: %% Add a title to the graphic ( ...

Posted by thomasadam83 on Sun, 05 Dec 2021 09:17:05 -0800

GCANet (gated context aggregation network for image defogging and raining)

Atomization treatment can be represented by the following model: I (x): foggy picture J (x): picture of defogging     A :     Global atmospheric light T (x): intermediate transformation mapping, depending on unknown depth information, medium transmission map       The previous defogging methods used r ...

Posted by carlos1234 on Thu, 02 Dec 2021 20:49:46 -0800

c++ opencv digital image processing: frequency domain filtering -- homomorphic filtering

preface Digital image processing c++ opencv (VS2019 opencv4.53) is continuously updated 1, Homomorphic filtering principle 1. Treatment principle (1) It is considered that the image f(x,y) consists of two parts: illumination component i(x,y), reflection component r(x,y): f ...

Posted by jemrys on Wed, 01 Dec 2021 17:43:29 -0800

Graduation project - Title: image correction based on machine vision (taking license plate recognition as an example) - image distortion correction

0 Introduction Today, the senior introduces a machine vision project to you Image correction based on machine vision (taking license plate recognition as an example) Bi design help, problem opening guidance, technical solutions 🇶746876041 1 Introduction to ideas At present, the license plate recognition system can be seen everywhere a ...

Posted by lancia on Wed, 01 Dec 2021 03:33:31 -0800

OpenCV learning notes 16_ Common edge detection algorithms

edge detection 1, Understanding of edge detection Edge generally refers to the region where the intensity of an image changes sharply in a certain part. There are generally two situations of strength change: Step change: The image value changes from low to high, and the image changes from dark to bright Peak change: From dark to light ...

Posted by ady01 on Wed, 01 Dec 2021 02:53:50 -0800

Python software design basics section 8 - Tesseract OCR video caption extraction

catalogue 1, Tesseract OCR overview and environment configuration (1) Introduction to Tesseract OCR (2) Tesseract OCR installation 1. Program download and installation 2. Configure environment variables 3. Language configuration and program testing 2, Implementation of video caption extraction (1) Implementation principle (2) Code impl ...

Posted by kykin on Tue, 30 Nov 2021 06:36:28 -0800

Computer vision - Attention mechanism (with code)

1. Introduction to attention Attention means attention in Chinese. This mechanism is put into computer vision, which is similar to showing us a picture of a beautiful and handsome man. Where is the person we first pay attention to 😏 Where did you first see 😏 The earliest attention mechanism was applied to computer vision. The mechanism ...

Posted by anthonyfellows on Mon, 29 Nov 2021 04:51:03 -0800

[opencv] image processing: boundary filling, image fusion, image threshold, numerical calculation

The main contents are: boundary filling cv2.copyMakeBorder(), numerical calculation   cv2.add(), change size   cv2.resize(), image fusion   cv2.addWeighted(), image threshold   cv2.threshold() Before we start, let's import the images, which we need in the img. An image display function is defined to facilitate the next dra ...

Posted by hybmg57 on Sun, 28 Nov 2021 12:41:50 -0800