Andrea Castiglioni – Medium

Andrea Castiglioni

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Andrea Castiglioni
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Towards Data Science

Dimensionality reduction with Autoencoders versus PCA

Can a neural network perform dimensionality reduction like a classic principal component analysis?

8 min readApr 11, 2021

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Dimensionality reduction with Autoencoders versus PCA

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Andrea Castiglioni

Design of Experiments (DOE) with python

An introduction to Design of Experiments (DOE) with python with a simple case study with and without interactions.

9 min readMar 21, 2021

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Design of Experiments (DOE) with python

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Andrea Castiglioni
in
Towards Data Science

Response Optimization with Design of Experiments and python

Find the experimental optimum with response surface methods (RSM) and python.

7 min readAug 18, 2021

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Response Optimization with Design of Experiments and python

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Andrea Castiglioni
in
Towards Data Science

Autoencoder network optimization for dimensionality reduction

How to optimize hidden layers number and dimensions, as well as activation function.

5 min readApr 19, 2021

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Autoencoder network optimization for dimensionality reduction

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Andrea Castiglioni
in
Towards Data Science

Linear algebra and curve fitting in python

An easy introduction to algebra with numpy/scipy with examples and code.

10 min readFeb 1, 2021

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Linear algebra and curve fitting in python

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Andrea Castiglioni
in
Towards Data Science

Multiple linear regression with interactions unveiled by genetic programming

How to deal with linear regression when there are more variables and interactions among them with most common python libraries plus a new…

7 min readAug 6, 2020

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Multiple linear regression with interactions unveiled by genetic programming

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Andrea Castiglioni
in
Analytics Vidhya

Linear Regression in python from scratch with scipy, statsmodels, sklearn

In this we will implement the needed code with numpy for a linear regression. Results will be compared with those from scipy and…

5 min readAug 3, 2020

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Linear Regression in python from scratch with scipy, statsmodels, sklearn

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Andrea Castiglioni
in
Analytics Vidhya

Python Symbolic Regression with gplearn

How to discover analytical relationships in your data.

7 min readAug 3, 2020

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Python Symbolic Regression with gplearn

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Andrea Castiglioni
in
Analytics Vidhya

Implement a stock trading strategy with Python: data exploration and code walkthrough

In this tutorial we want to explore stock data and how to analyze the performance of a custom trading system. This is not a suggestion to…

6 min readJun 10, 2020

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Implement a stock trading strategy with Python: data exploration and code walkthrough

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Andrea Castiglioni
in
Analytics Vidhya

Machine Learning with python: EDA, cleaning, feature engineering and Ensemble model assessment

Review the fundamentals aspect of a data science project, from cleaning to feature engineering and model selection and tuning

9 min readMay 23, 2020

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Machine Learning with python: EDA, cleaning, feature engineering and Ensemble model assessment

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Andrea Castiglioni

Andrea Castiglioni

I’m a physicist with a PhD in polymer physics working as a Data Scientist. https://www.linkedin.com/in/andrea-castiglioni314/

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