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novariation
·2 tahun yang lalu·discuss
Generalization is standard lingo in machine learning – it's about going from known data (training set / test set) to new data which shares the same underlying patterns but wasn't available at learning time.

Taking the posts simple polynomial example, it would be going from

4x^2 + 2x -3 = 0

to

2x^2 -5x +2 = 0

or more generally to

ax^2 + bx + c = 0
novariation
·2 tahun yang lalu·discuss
Did you read the article ?

They were severely understaffed, and essentially were forced to do a half-assed job because of a storm. Reading the article, it feels as if they didn't even know if the explosives were going to destroy 1,2,3 or all pipelines. They were just 6, with only 4 divers, one of which was a 30yo woman.

They didn't have a large enough time window, they didn't have enough funds, so they did something halfway.
novariation
·2 tahun yang lalu·discuss
Fun fact: my (french) company audited the french navy and found out they share important nuclear submarine maintenance data as excel files through email.
novariation
·2 tahun yang lalu·discuss
I have to confirm this as a nerdy french person: I don't like sports and it always felt awkward because it's not something I enjoy, people keep asking for it and it makes me uncomfortable. I tried hard to fit in though: I tried judo, tennis, swimming, running, rowing. But couldn't make any stick, 2 years each (except judo for a few years).

French moms really force you to exercise and my immigrant dad always felt weird about it.
novariation
·2 tahun yang lalu·discuss
To be very honest I'm tempted to downvote this , not because I would disagree if this was the topic at hand, but because it seems like a deranged rant that's very loosely related to the comment it's replying.
novariation
·2 tahun yang lalu·discuss
I believe when they say the squatters have a "right to housing" it means "right to use a unit of housing that's not theirs as if they paid for it", which essentially means doing what you suggest would be illegal.

The reality of the legal dimensions is probably much more complex though, but it's helpful to have a simplistic mental picture of what's expected to happen.
novariation
·2 tahun yang lalu·discuss
This seems to be a copy/rewrite or the 3b1b commencement speech ? [0]

[0]: https://youtu.be/W3I3kAg2J7w?si=7_4z-W5PmnBo302e
novariation
·2 tahun yang lalu·discuss
That's a great catch ! Thanks for this. For anyone wondering, 25 years is pretty common as a baseline for PV [1] but a good amount of them should be able to go for longer, say at least 30 years. As a comparison, the average nuclear power plant in France is 37 years old, and the french authority considers obvious a 50 year life expectancy, and 60 is being floated [2], but no idea where they got 80 from probably from the US extensions being floated [3] — 92% capacity factor are official measurements though, it's not unrealistic [4]

[1] : https://www.cnet.com/home/energy-and-utilities/how-to-make-s...

[2] : https://world-nuclear.org/information-library/country-profil...

[3]: https://www.eia.gov/tools/faqs/faq.php?id=228&t=3#:~:text=Be....

[4]: https://www.energy.gov/ne/articles/what-generation-capacity#....
novariation
·2 tahun yang lalu·discuss
More details: You need practicing, so you need experiments/computers/supplies/projects — this is true both in engineering and art school, any time you do anything that's not completely pen and paper.

You also need to divert time from your researchers to teaching activities. You need to pay for classrooms, that's real estate, plumbing, electricity, etc.

Keeping up with the state of the art in research isn't cheap, and using part of those funds to purely teach and not compete with other countries is an investment that's not neutral.
novariation
·2 tahun yang lalu·discuss
I'm using french costs, these are paid 90% by the government ! The underlying issue does not disappear.
novariation
·2 tahun yang lalu·discuss
I've got a weird relationship with market socialists because I generally think they're much more sensible and convincing than the average "destroy evil and create utopia" socialists, but ultimately it's hard to understand whether their efforts to rebuild society would yield much better outcomes compared to European style welfare capitalism with more taxation and welfare spending.

I suppose they're trying to build a grand theory of social market economies / social democracy, which is nice.
novariation
·2 tahun yang lalu·discuss
Even if you dislike markets as a mechanism, education is very tricky because it's very very expensive, and prone to important moral hazards when it's free.

Think your passion is economics or psychology and drop out after 1.5 years ? You've just cost the equivalent of 8 years of tax money from the average joe (ex: France median after tax income is 25k, roughly 2k of tax money, each college year is 10-12k).

It turns out there aren't enough average joes to give every kid the opportunity to try multiple studies, so we have to share the burden, at least a little bit. The average joe can pay 70%, and the students 30%. Or the average joe pays 90% of the first curriculum, but if you "reset" once (change majors without transfers), then the average joe no longer pays that share and only pays 50%. But you have to accept that education isn't free and there should be some incentive, even if small, to make sure you're picking something you'll commit to and make it work.
novariation
·2 tahun yang lalu·discuss
My guess is they're talking about regional monopolies ?

There's generally a misunderstanding from left wing voters — when people say "markets" they understand "crony capitalism and monopolies with regulatory capture" when most other people just mean "fair competition between suppliers".

We'll all agree the second option isn't easy to get, but the disagreement often comes from the fact one team thinks it's impossible or even undesirable, and something more radical should be preferred.
novariation
·2 tahun yang lalu·discuss
OMZ is definitely super slow, but there are a few competitors trying to speed start times up, with nice results (50% to 80% reduction).

For style just use starship.rs
novariation
·2 tahun yang lalu·discuss
It's funny because I just got out of a professional training session where the instructor told us sale-leaseback agreements are a common business practice and helped a few companies he worked for secure long term growth.

Let's use a metaphor HN might understand: sale-leasebacks are a bit like migrating to the public cloud from an on-prem setting, and in some cases the government pays you for migrating to the cloud. It helps you balance capital expenditure among other things.
novariation
·2 tahun yang lalu·discuss
31k citations, h-index of 81 [0] Cambridge professor & seems to have very serious experience in building models of climate variation across time. He recently published a pretty alarming finding about extreme weather events, so he's clearly not a climate change denier [1]

[0]: https://scholar.google.de/citations?user=3hW6AkMAAAAJ&hl=en

[1]: https://www.tortoisemedia.com/2024/05/20/dont-believe-everyt...
novariation
·2 tahun yang lalu·discuss
Honestly with the amount of degrowth friendly opinion pieces nature published in the last 2 years, I'm surprised they take the complete opposite approach. They're really trying to open the debate to very broad and different viewpoints, and I think it's healthy. I don't know enough about this researcher to understand how powerful/influential his comments might be
novariation
·2 tahun yang lalu·discuss
These two comments are a perfect summary of why I stopped debating politics online with anyone.

A good 50% of the online crowd, on both sides (left/right) are *absolutely delusional* when it comes to political perception.

On the right you'll hear Biden is too far left because of the massive public spending, the aggressive NLRB policies favoring labor, the support to unions, anti free trade policy, neo-brandeis antitrust, trans rights speeches and wealth tax support.

On the left you'll hear Biden is actually a neoliberal or center right, because of his stance on Israel, his belief that welfare capitalism is better than socialism, his belief in economic growth and innovation, his past ties with the banking sector, his 1994 crime bill and support for the police, pragmatic climate policy, etc.

When debating online half the time you're just trying to filter out completely delusional beliefs, and it's tiring.
novariation
·2 tahun yang lalu·discuss
I work a lot with F500 companies which have been around for decades, and that hurts because it's so true.

I hate XLSX with a passion. The main issue is that as a file format it's too heavy, slow, clunky, and does weird data type conversions, but that's not the only problem.

The main problem of excel is "mission creep". It just does too many things in a half-assed way. So when you get a bunch of excel files to process for your data analysis task, you can't be sure someone didn't put a bunch of charts, merged cells, used formulas, used strange currency or unit formatting gimmicks, structured the data in a weird way to make it visually appealing to management, and so on. It's all so tiresome.
novariation
·2 tahun yang lalu·discuss
If I liked playing devil's advocate, I wouldn't be annoyed at your answers.

To be honest I started a few years ago interacting with comments I would otherwise ignore because I thought it was harmful to keep yourself in filter bubbles, but I think it's pointless and I'm mostly having negative experiences that I don't need in my life.

To address your points: I'm not a marketer, I've got a STEM masters degree and I work as a data analyst, never worked in any marketing related job so far, no interest to do so.

You bring a decent point that often advertising isn't something people want, it's rather something they have to accept because they're paying either zero or less than the producer wants/needs for the service they're using, which I think is a fine point. We could go back to a point in time where most things were not financed by ads: either they're financially viable or they don't exist. That's a tradeoff, and companies like Netflix tried to move away from this and found some success. But it seems to me in a lot of situations most people are fine with the old radio station model where you get a few ads every now and then but don't pay anything.

If we decide to go this way and make it impossible to fund most of your company or activity through ads, then we'll have a lot less ads, but still won't reach zero ads. Think of the very old ads in the newspaper kind of thing. People need to send information about things they're selling or jobs they need, or events that might interest people. You're bound to have some advertising, you probably just mean to say you would like to have much much less than the current level.