@eliocamp@mastodon.social
@eliocamp@mastodon.social avatar

eliocamp

@eliocamp@mastodon.social

I study the ocean of air we live in. I aspire to live a life inspired by love and guided by knowledge. I use #Rstats a bunch.

I post images created with #StableDiffusion on https://pixelfed.social/@eliocamp

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eliocamp, to australia
@eliocamp@mastodon.social avatar

In the one month I've been in #Australia I've already been asked to sign two farewell cards. I've seen full aisles in supermarkets and dedicated stores that sell cards for any occasion one could think of.

Australia is a card-based culture, apparently.

hrbrmstr, to random
@hrbrmstr@mastodon.social avatar

Good time to remind (especially folks new to R) folk that R is (in part) directly powered by Fortran https://github.com/search?q=repo:wch/r-source%20language:fortran&type=code
https://oldbytes.space/@arclight/112409105707390752

eliocamp,
@eliocamp@mastodon.social avatar

@hrbrmstr And also remind anyone that checks out the weather forecast that most weather (and climate) models are written in Fortran too.

djlink, to random
@djlink@mastodon.gamedev.place avatar

Immich looks like a great self-hosted alternative to Google photos, and similar look, which I like since GPhotos one is actually nice. https://immich.app/

eliocamp,
@eliocamp@mastodon.social avatar

@djlink The one thing keeping me in google photos is the great face/object recognition model that they use. It's super useful for finding the photo I want among all the disorganised crap I have. I haven't found anything that worked as well.

smach, to LLMs
@smach@masto.machlis.com avatar

The TinyChart-3B LLM answers questions about data visualizations. It can also generate underlying data from a dataviz and Python code to re-create a similar chart.

Demo on Hugging Face: https://huggingface.co/spaces/mPLUG/TinyChart-3B

Code: https://github.com/X-PLUG/mPLUG-DocOwl/tree/main/TinyChart

Paper: https://arxiv.org/abs/2404.16635 8 authors from the Alibaba Group and Renmin University of China

eliocamp,
@eliocamp@mastodon.social avatar

@hrbrmstr I uploaded this plot and it explained it thusly:
"The chart shows a decline in the population density in the Australian state of Victoria from March 2020 to March 2021. In March 2021, the population density was 30 residents per square kilometer, down from 33 residents per square kilometer in March 2020. This represents a 7% decrease over the year."
Not very impressed.

djlink, to random
@djlink@mastodon.gamedev.place avatar

a long time ago, for a brief period of time, there were 4 main consoles, Dreamcast, Xbox, PS2 and GameCube. You had to be there, this was an era full of games doing all sorts of mind-blowing things.

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eliocamp,
@eliocamp@mastodon.social avatar

@djlink Even though I've never had a GameCube, I love the controller. I adore the fact that each button is clearly differentiated with a big green button for the main action, a small red one for cancel and two clear supporting buttons. Lovely ergonomics.

renegadejade, to random
@renegadejade@hachyderm.io avatar

Caught between “haha, get fucked fascists” and the reminder that simply using a restroom risks violence.

eliocamp,
@eliocamp@mastodon.social avatar

@renegadejade Just in case some people don't realise, this is a satire account.

NanoRaptor, to random
@NanoRaptor@bitbang.social avatar

You get to make one change to any single genus of animal that’s immediately applied to all of its members worldwide.

What do you change for maximum chaos?

eliocamp,
@eliocamp@mastodon.social avatar

@jonny @NanoRaptor Which language?

eliocamp, to australia
@eliocamp@mastodon.social avatar

Now this is an office. #Australia #Argentina

eliocamp, to melbourne
@eliocamp@mastodon.social avatar

The thing that shocked me when I arrived in is that the vast majority of this gigantic city is suburbs of one floor houses or duplex at the most. It's so low density compared with . I found this website with an interactive population density map that confirms just how sparsely populated this city actually is.

Similar plot for Melbourn. Most ares are light blue and most people live in areas with 2000 people per squared kilometre and almost no one lives in ares with more tan 10000 people per squared kilometre. The population weighted density in 2020 is almost 3700 people per squared kilometre and the peak population density is 16900 people per squared kilometre.

eliocamp,
@eliocamp@mastodon.social avatar

@streetsaliveyarra nice! This shows the Melbourne's dynamic even more starkly. A tiny packed city centre with skyscrapers immediately surrounded by a vast sea of single-floor housing with almost no middle ground.

eliocamp, to random
@eliocamp@mastodon.social avatar

Today I learned about fir waves. When a tal tree dies due to wind exposure, it exposes downwind trees to the wind, with also are more likely to die. Small trees start to grow in its place that are protected by the wind by their neighbours until they are tall enough to be affected. These waves travel downwind at between 1 and 3 meters per year.

I took historic pictures from google earth to make this gif. Notice the rows of taller trees "propagating" north.

https://northernwoodlands.org/outside_story/article/doing_the_fir_wave

A gif of many satellite photos of a forest. There are many lines of lighter trees that move north.

eliocamp, to random
@eliocamp@mastodon.social avatar

Tan lejos y a la vez tan cerca.

eliocamp, to random
@eliocamp@mastodon.social avatar

The great thing about living in Australia is that the weekend comes earlier.

Cmastication, to random
@Cmastication@mastodon.social avatar

Letting publicly facing LLMs execute code is great job security for exploit researchers

From: @kennwhite
https://mastodon.social/@kennwhite/112290497758846218

eliocamp,
@eliocamp@mastodon.social avatar

@Cmastication We didn't learn anything with SQL injections, huh?

jennybryan, to random
@jennybryan@fosstodon.org avatar

@Cmastication do you know of a calculator for "in hindsight, was this insurance 'worth it'?"

to put it another way: what magnitude of claim will make having this insurance better than regularly saving & investing the same amount as the premiums

I can imagine working all of this out from first principles, but would be even nicer to just find a calculator or explainer on the subject

eliocamp,
@eliocamp@mastodon.social avatar

@Cmastication @jennybryan Could this be expressed in therms of a utility function that is non-linear on the expense to make the exoected utility positive? That is, the negative utility of a 99th percentile event is so much more negative than the premium, that ok average the utility is positive?

eliocamp, to random
@eliocamp@mastodon.social avatar

"ahhh, the Australian experience. 💆‍♂️"
"Ehmm, that's New Zealand"

seachanger, to random
@seachanger@alaskan.social avatar

I know this is really obvious to most of us but as someone who witnessed the rampant racism, sexism, anti-gayness etc of even the 80s and 90s, it’s pretty clear that the current culture war is just a response to us emerging from those patterns! watch any movie from 1990 or around there and it will blow your mind what was common & totally acceptable. We are waking up from a very deep sleep, and some folks can’t handle it

eliocamp,
@eliocamp@mastodon.social avatar

@seachanger I need to read more of his. He was a wordsmith and his writing is both incredibly smart es well as carrying and empathetic.

eliocamp, to random
@eliocamp@mastodon.social avatar

I've been thinking about that Sabine Hossenfelder video* that is doing the rounds and I have to say that I mostly don't like it. It raises real issues with how the incentives are laid out in science, yes, but the whole framing is (sometimes explicitly) that that is all academia is and there's nothing of value. Besides, these are not new issues and a lot of people have been talking about these points in a much more productive way.

1/n

eliocamp,
@eliocamp@mastodon.social avatar

I think that a lot of her frustration and some of the reasons for her saying that what is published is mostly bullshit or that academia is not "honest work" (unlike making youtube videos) may be that she feels that all science is cutting-edge science. She wanted to be at the forefront of discovery, answering the big questions, solving the big problems and toppling down established theories.

2/n

eliocamp,
@eliocamp@mastodon.social avatar

But most science is fumbling around in the dark trying to answer small questions based on the established theories. And I'd dare to say that most of that work ends up nowhere, which is also important knowledge ("we tried this and it didn't work" is honest work). And that is not bullshit. It's not glamorous, but it's not bullshit

3/4

eliocamp, to random
@eliocamp@mastodon.social avatar

I've just learned that Doom on the SNES used precomputed lookup tables to compute trigonometry functions because the processor was to weak to compute them in real time. I wonder if modern games couldn't use that trick to eek out a bit more performance.

eliocamp,
@eliocamp@mastodon.social avatar

@BeAware Yeah, I would think that. On the other hand, modern videogames also perform a lot more trigonometry computations so even a small speed-up might get you a couple of extra FPS. Or maybe there are more complex computations that could be cached!

mina, (edited ) to random
@mina@berlin.social avatar

History lesson 2nd of April of 1982

(which will probably cost me Argentinean followers)

43 years ago, after almost 6 murderous years in power, the Argentinean dictatorship found itself in dire straits (not the band).

The formerly pampered Argentinean middle class had started to turn their back on them, not so much because of the thousands of killed, disappeared and tortured persons, but because they had run out of international credit and the debt fuelled Sweet Money party had ended, …

1/10

eliocamp,
@eliocamp@mastodon.social avatar

@eco_amandine @mina Es un equilibrio dilotmatico que todos pidan lo máximo y se negocia. Cómo pasa entre Chile y Argentina y demás. Si Argebtina no tenía una posición maxinalista, perdía grandes cachos de la cordillera y Patagonia. Obviamente siempre bajo diplomacia y nada de guerra.

eliocamp,
@eliocamp@mastodon.social avatar

@eco_amandine @mina Y lo de las Malvinas no fue colonización? Caídos del barco del otro lado del mundo que llegan y declaran que el lugar es de Inglaterra. Toda América fue colonizada.

eliocamp,
@eliocamp@mastodon.social avatar

@eco_amandine @mina No creo. Por lo que sé, los ingleses cayeron y lo colonizaron, después se fueron porque no tenían guita, y ahí aparecieron los españoles, que después se fueron, y así hasta que los ingleses volvieron con barcos de guerra para meterse de nuevo.

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