Data Visualization

Visualizing the Relationship Between Capacitor Charge and Voltage Using ESP32 and Phyphox

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Visualizing the Relationship Between Capacitor Charge and Voltage Using ESP32 and Phyphox

Experimental Scene 1 Introduction Since learning Bluetooth communication with ESP32 and Phyphox during the National Day holiday in 2020, the author has been eager to solve the visualization problem of the relationship between capacitor voltage and charge, attempting to derive the charge amount by integrating the charging current, and then depict the charge-voltage relationship graph. … Read more

Creating a Combined Bar Graph in MATLAB

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Creating a Combined Bar Graph in MATLAB

Creating a Bar Graph Combined Graph Author: Li Zhi, Eighth Galaxy Contact Email: [email protected] Precipitation Bar Chart clear;clc % Precipitation Bar Chart subplot(2,1,1)% Group chart 2 rows 1 column first chart x1=xlsread('Temperature_Precipitation.xlsx','Date','A2:A366');% Read x-axis y1=xlsread('Temperature_Precipitation.xlsx','Precipitation','A2:A366');% Read y-axis bar(x1,y1,1)% Draw bar chart ylabel('mm')% y-axis label axis([0,365,-1,10]) % Set axis size text(20,8,'Test','fontname','Times New Roman','fontsize',12,'fontweight','bold')% Set title parameters … Read more

Live Editor: A Powerful Interactive Programming Tool in MATLAB

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Live Editor: A Powerful Interactive Programming Tool in MATLAB

When using MATLAB for scientific computing, data analysis, and engineering development, we often need to debug code, visualize results, and document the entire workflow. At this point, MATLAB Live Editor acts like a Swiss Army knife, helping developers seamlessly integrate code, charts, and documentation to create clear and intuitive interactive workflows. If you haven’t tried … Read more

Comprehensive Guide to Drawing Taylor Diagrams with Python, R, and MATLAB

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Comprehensive Guide to Drawing Taylor Diagrams with Python, R, and MATLAB

Click to Follow | Making Scientific Research Simpler Star us for easier access to practical tutorials! Introduction A Taylor diagram is a commonly used visualization tool for comparing the performance differences between model simulations and observations. It displays correlation, standard deviation, and root mean square error in one chart, making it a powerful assistant in … Read more

Overlay Point Graph and Color Band on Contour Plot in MATLAB

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Overlay Point Graph and Color Band on Contour Plot in MATLAB

MATLAB Overlay Point Graph and Color Band on Contour Plot Author: Galaxy 8 – Chen Xiaoben Contact Email: [email protected] Data:Meteorological data, random custom defined by rand function Part 1 clear;clc %%%% Overlay continuous colors (within the range of meteorological data) on the original filled contour plot and display an independent colorbar for meteorological data (not … Read more

Using MATLAB for MK Test

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Using MATLAB for MK Test

The Eighth Using MATLAB for MK Test —— Complete code attached at the end Star System Author: Eighth Star System – Stone Man Email: [email protected] Read Data clc;clear;close all; load data1.mat year = data1(:,1); data = data1(:,2); Trend Test s = 0; len=size(data,1); for m=1:len-1 for n=m+1:len if data(n) > data(m) s = s+1; elseif … Read more

MATLAB Plotting Secrets: Enhance Your Data Visualization

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MATLAB Plotting Secrets: Enhance Your Data Visualization

Today, let’s discuss how to create beautiful charts using MATLAB. Attractive charts not only make your papers more eye-catching but also make data analysis more intuitive. I have compiled several practical tips to ensure that you can create impressive charts after learning. Color Matching Matters To make charts visually appealing, color matching is key. The … Read more

Performing Sliding T-Test Using MATLAB

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Performing Sliding T-Test Using MATLAB

First Eight Performing Sliding T-Test Using MATLAB —— Complete Code at the End Star System Author: Eighth Star System – Stone Man Email: [email protected] Performing Sliding T-Test Using MATLAB clc;clear;close all; %% Read Data load data.mat % Read data time = data(:,1); % Time series data sw = data(:,2); % Corresponding data Sliding T-Test step … Read more

Bokeh: An Intelligent and User-Friendly Python Visualization Library

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Bokeh: An Intelligent and User-Friendly Python Visualization Library

Bokeh: An Intelligent and User-Friendly Python Visualization Library Bokeh is a Python data visualization library for creating interactive charts, especially suitable for scenarios that require displaying complex and dynamic data on the web. It is widely appreciated for its powerful interactivity and ease of use, making it ideal for beginners and data analysts. This article … Read more

Getting Started with ipywidgets for Interactive Python

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Getting Started with ipywidgets for Interactive Python

Interactive Visualization in Python: Getting Started with ipywidgets Hello everyone, I am Niu Ge! Today I want to introduce a particularly interesting Python library – ipywidgets! It makes our Jupyter notebooks lively and fun by adding interactive controls like buttons and sliders, making code execution more intuitive. Follow along with Niu Ge, and soon you … Read more