Frolian's blog standing on the shoulders of PyGiants
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Ray Tracing with Numpy and Autograd

Sun, 28 Jan 2018

Following a recent tweet, this blog post investigates the use of autograd for the ray tracing problem in the context of numerical computing with Numpy.

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Physics Numerical physics Derivatives

Participation au hackathon 2017 de la BNF

10/12/2017

J'ai eu la chance de participer au 2ème hackathon organisé par la BNF le 25 et 26 novembre 2017. Petit retour sur cette belle expérience.

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Hackathon

Fun with the Ulam Spiral

Fri, 08 Dec 2017

Following an Advent of Code, we're examing the Ulam spiral and its implementation and end up with some nice GIFs.

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Mathematics moviepy

Testing the Durand-Kerner Method on a Degree 3 Polynomial

Fri, 10 Nov 2017

In this post, we apply the Durand-Kerner method to a degree 3 polynomial and plot the resulting "trajectory".

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Mathematics Complex Numbers

Cooking an Egg using Math

Fri, 03 Nov 2017

In this short Friday science blog post, we're cooking an egg using a special "Mathy" method and running a little advertisement for the Harvard cooking and physics MOOC.

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Food Physics

Paris Appartment Prices: Scrape and Plot!

Wed, 20 Sep 2017

Since I'm looking for a new appartment these days, what better project than to scrape a website with a lot of appartment data and plot some maps?

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Dataviz Web Scraping

A Convolutional Neural Network for Face Keypoint Detection

Thu, 14 Sep 2017

A recent article on Medium prompted me to investigate how difficult it is to train a convolutional neural network for face keypoint detection. Spoiler alert: it's not too difficult!

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Machine Learning Image Processing Kaggle

Un flux RSS pour le podcast Sur les épaules de Darwin

08/09/2017

Dans ce billet, nous créons un flux RSS pour l'émission Sur les épaules de Darwin, basé sur le site de Clément Grimal.

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Podcast

Un flux RSS pour le podcast Rendez-vous avec X

11/08/2017

Dans ce billet, nous construisons un flux RSS pour le podcast archivé de l'émission Rendez-vous avec X.

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Podcast

Annotating a Vocal Folds YouTube Video with a Spectrogram using Moviepy

Thu, 03 Aug 2017

Since taking singing classes, I've been fascinated by how singing works. One key component to that is the vocal tract with its well known vocal folds. To better visualize what the vocal folds are doing, we will start with a YouTube video that shows them in action and superimpose a well known visualization known as a spectrogram using matplotlib and moviepy.

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Sound moviepy
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