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Category: Modelling

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Modelselect: A Python Package Helps Fast Develop Optimal Linear Regression Model

Modelselect package helps get an Optimal Linear Regression Model by removing insignificant variables and solve multicollinearity problems I developed a small package called modelselect, which…

Posted on December 23, 2022February 13, 2023

A Convenient Stepwise Regression Package to Help You Select Features in Python

Display how to apply stepwise regression with a concrete real-world example Stepwise regression is a very helpful approach to select the statistic significant predictors in…

Posted on December 13, 2022January 12, 2023

Practical Process to Develop Machine Learning Regression Models with Python

A real-world example to display the method to develop a machine learning regression model with Sckit-learn The previous several posts displayed a general process to…

Posted on December 9, 2022January 12, 2023

Develop a Classical Linear Regression Model with Python (IV): Model Evaluation

Model Evaluation makes a model more reliable Part I: Model Estimation Part II: Model Diagnostics Part III: Model Improvement Part IV: Model Evaluation In the previous…

Posted on December 9, 2022January 1, 2023

Develop a Classical Linear Regression Model with Python (III): Model Improvement

A convenient Python function for model improvement by dropping insignificant variables and solve multicollinearity and dummy variables trap Part I: Model Estimation Part II: Model…

Posted on December 8, 2022January 1, 2023

Develop a Classical Linear Regression Model with Python (II): Model Diagnostics

Model Diagnostics are an integral part of the model development process, which help us judge whether a model is good or bad Part I: Model Estimation…

Posted on December 4, 2022January 1, 2023

Develop a Classical Linear Regression Model with Python (I): Model Estimation

A real world project using Python Statsmodels to display model estimation process of linear regression model In the previous posts, we have talked about how…

Posted on November 29, 2022January 1, 2023

Different Methods to Normalize Dataset for Model Development with Python Scikit-learn

To normalize dataset is another important step of data preprocessing in model development The last article discussed how to split the dataset into feature variables…

Posted on November 17, 2022January 12, 2023

Split Dataset for Model Development with Python Scikit-learn

Split dataset is an important step of data preprocessing for a reliable model In the last post, it briefly discussed the main concepts on data analysis…

Posted on November 16, 2022January 12, 2023

Concepts of Data Analysis and Data Modelling

They are different but interlinked together In this post, I would like to talk briefly about data analysis and data modelling because of two reasons.…

Posted on November 16, 2022January 12, 2023

Recent Posts

  • K-means Clustering and Visualization with a Real-world Dataset
  • Multilevel Discrete Wavelet Transform and Noise Reduction of 1D Time Series: A Real-World Project
  • Geodata Exploration and Visualization with GeoPandas
  • Data Visualization with hvPlot (IV): Interactive Plot Widgets and GUI
  • Data Visualization with hvPlot (III): Multiple Interactive Plots

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Data Preprocessing

  • Normscaler: Convenient Data Normalization Package in Python

    Normscaler: Convenient Data Normalization Package in Python

    Posted on December 16, 2022February 16, 2023
  • Proper Data Normalization Procedure for Model Development With Python

    Proper Data Normalization Procedure for Model Development With Python

    Posted on November 18, 2022January 12, 2023
  • Different Methods to Normalize Dataset for Model Development with Python Scikit-learn

    Different Methods to Normalize Dataset for Model Development with Python Scikit-learn

    Posted on November 17, 2022January 12, 2023
  • Split Dataset for Model Development with Python Scikit-learn

    Split Dataset for Model Development with Python Scikit-learn

    Posted on November 16, 2022January 12, 2023
  • Practical Methods for Correlation Analysis and Visualization with Python

    Practical Methods for Correlation Analysis and Visualization with Python

    Posted on November 12, 2022January 12, 2023

Data Visualization

  • Geodata Exploration and Visualization with GeoPandas

    Geodata Exploration and Visualization with GeoPandas

    Posted on March 20, 2023March 20, 2023
  • Data Visualization with hvPlot (IV): Interactive Plot Widgets and GUI

    Data Visualization with hvPlot (IV): Interactive Plot Widgets and GUI

    Posted on March 13, 2023March 13, 2023
  • Data Visualization with hvPlot (III):  Multiple Interactive Plots

    Data Visualization with hvPlot (III): Multiple Interactive Plots

    Posted on March 9, 2023March 9, 2023
  • Data Visualization with hvPlot (II): Most Widely Used Basic Plots

    Data Visualization with hvPlot (II): Most Widely Used Basic Plots

    Posted on March 7, 2023March 7, 2023
  • Data Visualization with hvPlot (I): Change Backends

    Data Visualization with hvPlot (I): Change Backends

    Posted on February 28, 2023March 1, 2023

Data Modelling

  • Modelselect: A Python Package Helps Fast Develop Optimal Linear Regression Model

    Modelselect: A Python Package Helps Fast Develop Optimal Linear Regression Model

    Posted on December 23, 2022February 13, 2023
  • A Convenient Stepwise Regression Package to Help You Select Features in Python

    A Convenient Stepwise Regression Package to Help You Select Features in Python

    Posted on December 13, 2022January 12, 2023
  • Practical Process to Develop Machine Learning Regression Models with Python

    Practical Process to Develop Machine Learning Regression Models with Python

    Posted on December 9, 2022January 12, 2023
  • Develop a Classical Linear Regression Model with Python (IV): Model Evaluation

    Develop a Classical Linear Regression Model with Python (IV): Model Evaluation

    Posted on December 9, 2022January 1, 2023
  • Develop a Classical Linear Regression Model with Python (III): Model Improvement

    Develop a Classical Linear Regression Model with Python (III): Model Improvement

    Posted on December 8, 2022January 1, 2023

Wavelet transform

  • Multilevel Discrete Wavelet Transform and Noise Reduction of 1D Time Series: A Real-World Project

    Multilevel Discrete Wavelet Transform and Noise Reduction of 1D Time Series: A Real-World Project

    Posted on March 21, 2023March 21, 2023
  • 1D Multilevel Discrete Wavelet Transform (3): Partial Reconstruction Methods

    1D Multilevel Discrete Wavelet Transform (3): Partial Reconstruction Methods

    Posted on March 8, 2023March 8, 2023
  • 1D Multilevel Discrete Wavelet Transform (2): Reconstruction Method

    1D Multilevel Discrete Wavelet Transform (2): Reconstruction Method

    Posted on March 2, 2023March 8, 2023
  • 1D Multilevel Discrete Wavelet Transform (1): Decomposition Method

    1D Multilevel Discrete Wavelet Transform (1): Decomposition Method

    Posted on February 26, 2023March 8, 2023
  • A Real-World Project of Single-Level Discrete Wavelet Transform of 1D Signal

    A Real-World Project of Single-Level Discrete Wavelet Transform of 1D Signal

    Posted on December 27, 2022March 7, 2023
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