Dynamic Convolution and Circular Convolution Visualization in MATLAB GUI
本实验基于 MATLAB 的 GUI 展示 动态卷积 和 圆周卷积 的过程,帮助学生理解数字信号处理的基本概念。通过交互式界面,用户可以直观地观察卷积的变化及其在信号处理中的应用。
Matlab
0
2024-10-31
Continuous子库MATLAB教程
Continuous子库在MATLAB中的应用教程。涵盖了Continuous子库在MATLAB环境下的基本操作和应用案例,帮助用户快速掌握相关技能。
Matlab
1
2024-08-03
Genetic Operators and MATLAB Code for Numerical Analysis
3.2 Genetic Operators
(1) Crossover Operator
The crossover operator randomly pairs individuals from the parent population for crossover operations, generating ( m ) offspring individuals to form the next generation. Two types of crossover are employed: single-point crossover and two-point crossover. Given two individuals for crossover ( P = {p_1, p_2, p_3, \dots, p_n} ) and ( Q = {q_1, q_2, q_3, \dots, q_n} ), a random crossover point ( b_1 ) is chosen from the range [1, n] for single-point crossover. The elements before ( b_1 ) in ( P ) are copied to offspring individual ( \text{new Individual1} ), while the remaining elements are copied from ( Q ). Similarly, a second offspring ( \text{new Individual2} ) is generated by swapping the roles of ( P ) and ( Q ). In two-point crossover, two random crossover points ( b_1 ) and ( b_2 ) are chosen, and the elements between ( b_1 ) and ( b_2 ) in ( P ) are copied to the offspring, with the remaining elements taken from ( Q ).
(2) Mutation Operator
After the crossover operation, two mutation operators are applied to the offspring individuals. The first is rotation mutation, where a random position ( \text{bit} ) is chosen, and with probability ( p_m1 ), the portion of the individual after ( \text{bit} ) is rotated. The second is position mutation, with a smaller probability ( p_m2 ), two integers ( \text{bit1} ) and ( \text{bit2} ) are randomly chosen from the range [1, n], and the corresponding parts of the individual are swapped.
(3) Selection Operator
The fitness of the mutated offspring individuals is evaluated using the lowest level line method. The parent and offspring individuals are ranked by their fitness in descending order, and the top ( m ) individuals are selected as the next generation's parents.
3.3 Termination Criteria
The steps in sections 3.2(1), 3.2(2), and 3.2(3) are repeated until the fitness of the best solution meets the required threshold or the pre-defined number of generations is reached. At this point, the optimal solution is output.
4. Case Study
To test the performance of the algorithm, two cases from literature [3] are solved. In Case 1, a large rectangle of size ( 15 \times 40 ) is divided into 25 smaller rectangles. Based on the lowest level line method, the corresponding coding sequence is ( \text{Opt} = {1, -9, 11, -15, 17, -24, -25, -10, -14, -22, -23, -2, -3, -5, 18, 7, -8, -12, 19, -20, 21, 6, 13, 4} ). The width is set at 40, and height considerations follow suit for the genetic algorithm implementation.
Matlab
0
2024-11-06
MATLAB_Convolution_Symbolic_Math
在MATLAB中进行卷积操作时,可以使用符号数学工具箱来处理复杂的函数卷积。此方法允许用户对函数进行符号运算,从而得到更精确的数学表达式和结果。通过符号卷积,用户可以探索卷积定理和相关性质,进而加深对信号处理的理解。
Matlab
0
2024-11-01
Muscle Fascicle Tracking with Ultrasound-Flow Algorithm for Tracking Muscle Length Changes in MATLAB
此Matlab GUI演示了如何使用光流算法自动跟踪使用B型超声成像的人体内侧腓肠肌(MG)肌肉束。该算法利用仿射变换跟踪在初始帧中确定的肌肉束的端点。请在任何使用此算法的学术著作中引用以下手稿:
Cronin, NJ, Carty, CP, Barrett, RS & Lichtwark G. (2011) 人体运动过程中腓肠肌内侧束长度的自动跟踪。应用生理学杂志。在新闻。doi:10.1152/japplphysiol.00530.2011
Gillett, J, Barrett, R & Lichtwark, G. (2011) 测量B型超声被动和主动肌束长度变化的自动跟踪算法的可靠性和准确性。生物力学和生物医学工程中的计算机方法。在新闻。此工具箱需要图像处理工具箱。该工具箱利用David Young博士(苏塞斯大学)出色的技术。
Matlab
0
2024-11-05
Tracking-Objects-Features-in-MATLAB-Using-OpenCV
This MATLAB script demonstrates how to track object features efficiently by leveraging OpenCV functions.
Steps to Implement:
Integrate OpenCV Functions: Ensure OpenCV is properly installed and configured with MATLAB for seamless integration.
Initialize Object Tracking: Define the object or region of interest to track.
Apply Feature Tracking: Use OpenCV functions like calcOpticalFlowPyrLK for feature tracking, optimizing speed and accuracy.
Key Points:
Ensure MATLAB supports the required OpenCV functions for smooth operation.
Test the script thoroughly to ensure compatibility with specific OpenCV versions.
This guide provides a step-by-step approach to effectively implement feature tracking in MATLAB using OpenCV functions.
Matlab
0
2024-11-05
MATLAB-Image Cross-Correlation and Convolution Techniques
MATLAB开发-argedata的图像相关和卷积。应用分块卷积方法计算二维和三维图像的自相关和互相关。
Matlab
0
2024-11-04
Matlab Development Robot Target Tracking Control Using Fuzzy Logic
Matlab Development: Robot Target Tracking Control Using Fuzzy Logic. This project involves using fuzzy logic with MatlabhW2K16 to develop a two-degree-of-freedom robotic arm for precise target tracking using image processing techniques.
Matlab
2
2024-07-22
Real-Time Compressive Tracking的MATLAB代码下载
这是张磊的Real-Time Compressive Tracking论文代码的MATLAB实现,经过调试验证。
Matlab
1
2024-07-24