Jean-Christophe B. Loiseau – Medium

Jean-Christophe B. Loiseau

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Jean-Christophe B. Loiseau
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Towards Data Science

Rosenblatt’s perceptron, the very first neural network

A quick introduction to deep learning.

15 min readMar 11, 2019

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Rosenblatt’s perceptron, the very first neural network

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Jean-Christophe B. Loiseau
in
Towards Data Science

A control theoretic introduction to Reinforcement Learning

Part 1: Setting up the stage

5 min readNov 4, 2022

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A control theoretic introduction to Reinforcement Learning

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Jean-Christophe B. Loiseau
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Cantor’s Paradise

The Historical Importance of Parsimonious Models

Perspectives from classical physics: the Ptolemaic geocentric model

8 min readJul 16, 2021

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The Historical Importance of Parsimonious Models

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Jean-Christophe B. Loiseau
in
Towards Data Science

A case against PCA for time-series analysis

How to use linear dimensionality reduction for time series.

9 min readJul 6, 2021

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A case against PCA for time-series analysis

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Jean-Christophe B. Loiseau
in
Towards Data Science

Not all pixels matter for classification

Leveraging low-rank structures and sparsity to classify an image.

7 min readMar 30, 2021

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Not all pixels matter for classification

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Jean-Christophe B. Loiseau
in
Towards Data Science

How to reconstruct an image if you see only a few pixels?

A quick introduction to Compressive Sensing

7 min readMar 15, 2021

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How to reconstruct an image if you see only a few pixels?

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Jean-Christophe B. Loiseau
in
Towards Data Science

Pixels are not created equal

Leveraging low-rank structures to find the pixels that matter most in your images.

10 min readMar 1, 2021

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Pixels are not created equal

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Jean-Christophe B. Loiseau
in
Towards Data Science

Categorical cross-entropy and SoftMax regression

Ever wondered how to implement a simple baseline model for multi-class problems ? Here is one example (code included).

9 min readFeb 15, 2021

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Categorical cross-entropy and SoftMax regression

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Jean-Christophe B. Loiseau

Why social distancing matters ?

Some insights from simple mathematical models.

10 min readNov 17, 2020

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Why social distancing matters ?

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Jean-Christophe B. Loiseau

Disease modeling in the midst of a pandemic

How simple mathematical models can help us get a better understanding of the current situation.

11 min readNov 9, 2020

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Disease modeling in the midst of a pandemic

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Jean-Christophe B. Loiseau

Jean-Christophe B. Loiseau

Assistant Professor in Fluid Mechanics and Applied Mathematics. Passionate about machine learning, physics and science outreach.

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