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Posts by Christian Laforte

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Last year, we introduced FlexOlmo, a novel way to train parts of a model independently then combine them later.

BAR builds on that idea for a harder problem: how to keep improving a model without having to retrain each time. 🧵

1 day ago 35 10 1 1
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Image Matching Challenge 2025 Ongoing Ongoing leaderboard for Image Matching Challenge 2025.

It seems, that we have failed the communication about IMC26. Let's try again.

The competition this year is here:
kaggle.com/competitions...
No prizes, but whole year leaderboard -- similar to KITTY and other academic competitions.
3D people, please retweet and share.

4 days ago 13 7 0 0
Lyra 2.0: Explorable Generative 3D Worlds Lyra 2.0: Explorable Generative 3D Worlds — camera-controlled walkthrough videos lifted to 3D via feed-forward reconstruction. We address spatial forgetting and temporal drifting for long-horizon, 3D-...

Real cool project, and a fun team we collaborate with!
research.nvidia.com/labs/sil/pro...

6 days ago 5 0 1 0

The fossil fuel industry is probably the biggest fraud apparatus in the history of mankind.

It should be joyous to take that machine down. #EEODayRI

1 week ago 3878 878 171 42
Screenshot of a Toronto Star tweet showing the outlet name and handle @TorontoStar with a verified checkmark. The headline reads: “Pierre Poilievre says he would cancel high-speed rail line between Toronto and Quebec City,” followed by a shortened link.

Screenshot of a Toronto Star tweet showing the outlet name and handle @TorontoStar with a verified checkmark. The headline reads: “Pierre Poilievre says he would cancel high-speed rail line between Toronto and Quebec City,” followed by a shortened link.

High speed rail is a classic example of first-past-the-post policy whiplash.

Governments elected with 40% or less furiously undo previous projects, so nothing gets built.

Proportional representation incentivises broad consensus and stable, long term planning.

2 weeks ago 33 13 0 1

AC -29… lol

4 weeks ago 3 0 0 0

Looks cool but can you clarify what you’re doing? As a non expert it’s not clear to me if you’re erasing floaters in 3D, or cleaning up the photos, or something else entirely.

1 month ago 0 1 2 0
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It definitely looks like a grift between Putin and Trump. Trump is most likely being blackmailed. Why else could this war instantly be improving Russia’s economic fortunes, while continuing to damage the economies of the rest of the world. There are so many other options for Trump and he chose this.

1 month ago 3 1 0 0
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Coming Off the Bench for Bluesky Bluesky must succeed. It just might.

Bluesky must succeed. It just might. werd.io/coming-off-t...

1 month ago 70 11 3 0

Irresponsible. Paving the way to more misinformation.

1 month ago 0 0 0 0
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Can Canada meet demand for oil as Iran war rages on? | CBC News As the war in Iran disrupts oil and gas exports from the Gulf region, the Canadian energy sector could see a jump in demand — and federal officials are positioning Canada as a beacon of stability duri...

Can the world stop relying on oil? Can Carney stop promoting fossil fuel use around the world?

www.cbc.ca/news/busines...

1 month ago 27 4 3 0
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Gas prices (💶/litre) in Munich: Feb 2 2026 vs today

1 month ago 11 3 1 1

I’m sure this was the #1 reason for the war in Iran. Enrich Big Oil and oil&gas exporters like Russia. sigh

1 month ago 4 0 0 0

As a Canadian this matches my experience and I’m delighted with our scores… but shouldn’t they have inverted the order of that table? We should be on top and the USA in the bottom.

1 month ago 2 1 0 0
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Can a Contract Freeze the Law on Autonomous Weapons? – Answer.AI OpenAI claims its contract with the Department of War locks in current laws on autonomous weapons. Based on the contract language OpenAI has shared, 150 years of Supreme Court precedent, and the found...

According to OpenAI, their contract with the US DoW locks in current law, "even if those laws or policies change in the future".

Our legal analysis, with Virgil Law CEO Luke Versweyveld, shows that this is almost certainly incorrect.
www.answer.ai/posts/2026-0...

1 month ago 62 9 0 1

Unlike "x-risks" people, he doesn't seem to exaggerate or try to profit from fear. Anyway, I would recommend listening to one of his recent interviews to make a more informed opinion.

1 month ago 0 0 0 0

Yoshua could have become unfathomably rich but he instead consistently chose the ethical paths, and advised people around him to do the same. He's always been against applying AI for war. MILA seems quite inclusive.

1 month ago 0 0 1 0
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Thanks Evangelos. I think you got the wrong impression about Yoshua Bengio. I don't know him personally but I graduated in 1999 from the engineering dept in UMontreal where Yoshua taught. Some of my friends know him well, and I heard echoes over the years.

1 month ago 0 0 1 0

If you know of practical ways to help beyond donating to UNICEF, pressuring our elected representatives, and boycotting Israel products and companies supporting them, I'm all ears.

1 month ago 0 0 0 0

BTW Evangelos, I can tell you care deeply about injustice, and there's so much of it right now, it's normal to be stressed out. But implying that people are racist if they are concerned about other risks as well... that doesn't help. Anyway "AI spreading misinformation" is a problem, today.

1 month ago 1 0 1 0

@law-zero.bsky.social proposes new ideas that address critical challenges faced in training AI systems, e.g. preventing them from stating BS as facts, or developing hidden preferences. I recommend you check their blog post before jumping to conclusions: lawzero.org/en/publicati...

1 month ago 0 0 0 0

… based on my experience leading teams that trained foundation models, curated data and implemented new safeguards.

1 month ago 0 1 1 0

However… I have a little bit of influence at my work. I can steer my team towards being part of the solution instead of the problem. Perhaps I can convince my employer to sponsor or directly contribute to that line of research. Perhaps I can contribute to that research directly…

1 month ago 0 0 1 0

Even if I quit my job and became a full time activist here in Canada, my impact would likely be negligible. And my talent and experience would go to waste.

1 month ago 0 0 1 0

However as an applied AI researcher and tech lead, what can I do about these problems? Not much.

I donated $1000s to causes, I helped a Ukrainian friend get a good job, I supported a Palestinian colleague, I try to speak out when I see injustice… what else can I do?

1 month ago 1 0 1 0

Hi Evangelos, thanks for replying. First, I agree with you that there is a genocide in Gaza committed by Israel. There are lots of other atrocities committed today in Ukraine by Russia, and by Trump, etc. I also worry about the climate crisis that will hurt the poorest first.

1 month ago 1 0 1 0

This French interview with @yoshuabengio.bsky.social about the risks of AI and what we can do to safeguard against them. It woke me up. I will reach out to see if I can volunteer. youtube.com/watch?v=6Zm-...

1 month ago 2 1 0 1
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"What exactly do you expect Carney to do / not do?"

A thread of 50 specific items (with links, and not in any particular order), a large fraction of which are in line with warning signs we pointed out early on and were told to be quiet, wait and see, or trust his 4D chess acumen.

1/??

2 months ago 491 218 25 60
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Evolver, a near-universal optimizer for code and text.

It achieved SOTA (95%) on ARC-AGI-2 (last week that is 😆) and 3x’d performance of the best open model, reaching GPT-5.2-level performance.

1 month ago 30 3 1 0

Once again the dividing lines turn out to be “has principles” vs. “no principles“

1 month ago 101 8 1 1