Engineering Notebook


17 January 2019

Derivating HDR-IPT direct and inverse transformations

17 January 2019|

Following my work on the filmic tonemapping, several users have reported issues with very saturated blue areas (stage spotlights, bright skies) and red areas. The grail of image processing is being able to affect colors and brightness independantly. This is promised by several (too many) colorspaces (L*a*b*, Luv, CIECAM02, etc.) that, unfortunately, fail to deliver. The big conundrum […]

30 November 2018

28 September 2018

Web design and no-coding CMS : are we going the right way ?

28 September 2018|

I have been using WordPress as a CMS (content management system) for almost 10 years now. When I dug into it, I knew nothing about PHP, SQL, CSS, programmation and servers. That was one year after I switched from Windows Vista to Linux Ubuntu. I remember the big selling point of WordPress was its “15 min installation with no coding […]

5 May 2018

Make Jupyter Notebooks easy to blog in WordPress

5 May 2018|

I have struggled with most solutions to convert and embed Jupyter notebooks into WordPress blog posts since I use Plotly as a graphic lib, as well as many LaTeX equations and images. Finally, I had to code my way through. Here is what I did :

1. Write the jupyter notebook

Nothing that you don’t know here. If you embed pictures though, […]

25 April 2018

Optimize a van shelf

25 April 2018|

A few weeks ago, I discovered the tiny world of tiny houses and camping-vans and found that quite amazing. However, the current commercial camping vans look pretty sub-optimal to me, because they are equipped with kitchen-style furniture, meaning heavy, stand-alone stuff made of chipwood/OSB panels 1.5 cm thick. See for yourself :

I spent 3 years working at Polytechnique […]

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