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Arnab Nandi

@arnab.org
750 followers 2.1K following 106 posts

arnab.org | human-in-the-loop data infrastructure | Professor, Computer Science at Ohio State | Co-founder, @thesteamfactory, @hackohio, @mobikitinc (acq.)

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Arnab Nandi @arnab.org · 26/08/2025
Where is the Cursor for SQL? CoQuery is a minimal vibe-coded SQL playground powered by SQLite WASM and Google Gemini language models. There is no backend, everything is in the webpage frontend. github.com/arnabdotorg/...
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Arnab Nandi @arnab.org · 04/04/2025
I decided to vibe code a quick "CSE 3241 Game Show" using Claude Artifacts and Gemini to help students study for their finals. I was very pleasantly surprised by how easy the process is. Figured I'd share the process, and some design principles I used! www.linkedin.com/pulse/vibe-c...
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Arnab Nandi @arnab.org · 04/03/2025
Vidformer hits v1.0! 🎉 Try the Google Colab notebook for a walkthrough!
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Year Progress Bot @yearprogress.bsky.social · 03/03/2025
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Arnab Nandi @arnab.org · 02/03/2025
ok this is pretty cool. #TBDBITL on ice (via @espn.com, who doesnt seem to post videos here?) @bsky.app please make it easier for publishers to post!
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Arnab Nandi @arnab.org · 21/02/2025
Noticed that students call ChatGPT just "Chat". Also noticed that OpenAI does own chat.com !
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Arnab Nandi @arnab.org · 19/02/2025
This came up during a class discussion. Apple **has** launched a dedicated social network before. In 2010, iTunes Ping was launched to build out a music-focused social network: en.wikipedia.org/wiki/ITunes_...
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Arnab Nandi @arnab.org · 11/02/2025
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Arnab Nandi @arnab.org · 11/02/2025
But really, what is the convergence state for all of this? Github automates prompt-to-repo, followed by PR-bots managing feature prioritization? PyPI predicts and curates packages from the future?
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Arnab Nandi @arnab.org · 07/02/2025
One of Apple's biggest missed opportunities is not moving fast enough with AppleScript / Automator / Shortcuts into the LLM universe. Imagine an App Store that says "we can't find you an app that does that, but <press here> to stitch one together".
en.wikipedia.org
Shortcuts (Apple) - Wikipedia
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Arnab Nandi @arnab.org · 06/02/2025
Murat, it's not much warmer, but please come visit sometime!
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Arnab Nandi @arnab.org · 05/02/2025
Love it. I'm just thinking, the obvious product name would be Excel Multiverse
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Arnab Nandi @arnab.org · 05/02/2025
Oh man, would love to see ideas from prob. dbs make it in here as well! @okennedy@discuss.systems@bsky.brid.gy has a strong portfolio... odin.cse.buffalo.edu/research/ind... maybms.sourceforge.net
maybms.sourceforge.net
MayBMS: A Probabilistic Database System
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Alex Warth @alexwarth.bsky.social · 04/02/2025
What if a spreadsheet cell could hold multiple values at the same time? That's the idea behind Ambsheets, a project I've been working on w/ @geoffreylitt.com at @inkandswitch.com. It's a new spreadsheet that makes it easier for you to explore many possibilities simultaneously. 1/2
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Arnab Nandi @arnab.org · 04/02/2025
The current excitement about research agents (@emollick.bsky.social has great notes) reminded me of the portfolio of tools from Corpernic in the early 2000s, including a summarizer, a search aggregator, and a shopper. Obviously the capabilities are wildly different, but the need has been around.
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Arnab Nandi @arnab.org · 03/02/2025
If I understand this correctly, Valve is a super outlier for the "revenue per employee" metric? Apple: $2.4M Microsoft: $1M Netflix: $3M Google: $1.6M Valve: ***$14M*** ($5B / 336 employees)
en.wikipedia.org
Valve Corporation - Wikipedia
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Hank Green @hankgreen.bsky.social · 01/02/2025
In children per year, the US birth rate is at an all-time low, but in Miles’ per hour it’s at an all time high.
A graph showing the number of people named Miles born per hour. It has grown exponentially since 1980.
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Arnab Nandi @arnab.org · 02/02/2025
Nice post! Also -- when combined with survivorship bias-type data, there is a lot that is missed...
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Arnab Nandi @arnab.org · 30/01/2025
Headspace is running a promo, $10 for the whole year for students: checkout.headspace.com/checkout?vou...
checkout.headspace.com
Checkout - Headspace
Checkout and view your order summary.
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Arnab Nandi @arnab.org · 30/01/2025
SIGMOD 2025 List of Accepted Workshops is out! We have a compelling lineup spanning established workshops and some new ones. Thank you all for the excellent submissions! 2025.sigmod.org/sigmod_works...
2025.sigmod.org
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Edutopia @edutopia.org · 28/01/2025
— @steelethoughts.bsky.social
“The best education does not prepare students for a test, or for a college, or for a job. It prepares them to keep learning.” —Danny Steele, Principal
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Arnab Nandi @arnab.org · 21/01/2025
Call for Papers: It's been 10 years since the HILDA Workshop started, centering around humans in #Data pipelines! We've joined forces w/ Information Systems Journal to offer a Special Issue on HILDA topics, co-edited by Roee Shraga + me: Please submit a paper! www.sciencedirect.com/special-issu...
sciencedirect.com
Information Systems | ScienceDirect.com by Elsevier - Information Systems | ScienceDirect.com by ElsevierScienceDirect
Read the latest articles of Information Systems at ScienceDirect.com, Elsevier’s leading platform of peer-reviewed scholarly literature
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Arnab Nandi @arnab.org · 21/01/2025
🔁@csail.mit.edu: Early Video of Jeff Bezos walking through the first office of Amazon.com Inc., featuring the "Programming Perl" camel book on a desk (Amazon was one of the biggest users of Perl / Mason for content generation.)
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Arnab Nandi @arnab.org · 10/01/2025
(via @cooley.org)
Every kid in the US learns of the Great Chicago Fire (2,112 acres) in school and how modern building codes & fire depts have made this impossible, yet both the 2023 Lahaina & the current Palisades Fire crossed 17,000 acres - 8x the size!

I marked up a map of Chicago to compare.
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Arnab Nandi @arnab.org · 09/01/2025
OpenAI Sora notes. - Performance: getting 5-10second videos within the minute of submitting, impressive. - Quality: hard to iterate edits. They have remix and recut using existing video as seed, but it's at prompt level - Composing: They have a composer mode, but there is a lot more that can be done
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Ethan Mollick @emollick.bsky.social · 05/01/2025
Working paper studying freelancers argues AI creates an "inflection point" for each job type. Before that, AI boosts freelancer earnings (web devs saw a +65% increase). After, AI replaces freelancers (translators saw -30% drop). They suggest that once AI starts replacing a job, it doesn't go back.
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Jeff Dean @jeffdean.bsky.social · 05/01/2025
Hi folks! I'm excited to be on BlueSky! I'm looking forward to posting about computer science research, ML, scientific advances, tasty food, nature, and making groan-worthy puns.
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Philip Payne @prpayne5.bsky.social · 21/12/2024
Tim Cook envisions Apple’s greatest legacy in health. From Apple Watch saving lives with EKGs to future AirPods aiding hearing, the focus is on making advanced health tools accessible to all. ‘Our biggest contribution will be in the health area.’ 🩺 www.wired.com/story/big-in...
wired.com
Tim Cook Wants Apple to Literally Save Your Life
Much as the CEO seems awestruck by AI and his just-released Apple Intelligence, he’s more convinced that the tech giant’s health apps will define the company’s legacy.
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Arnab Nandi @arnab.org · 19/12/2024
"LOTUS (LLMs Over Tables of Unstructured and Structured Data) provides a declarative programming model and an optimized query engine for serving reasoning-based query pipelines over structured & unstructured data" via a Pandas-like API: github.com/guestrin-lab... www.arxiv.org/abs/2407.11418
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Arnab Nandi @arnab.org · 19/12/2024
Venn diagrams for GenAI by @ryanstephen.co and @chandlersimon.com : www.superrandom.studio/venngenn
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Arnab Nandi @arnab.org · 19/12/2024
Just used @sky-follower-bridge.dev to re-follow 600+ users from my old Twitter network. Cool to see how much of the Twitter network (25%?) is moving on over here!
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Arnab Nandi @arnab.org · 18/12/2024
"The Black Spatula Project": (using) AI models to usefully identify errors in published scientific papers. Named for a scientific paper that, due to a simple math error ...caused many people (including yours truly) to toss all of their black plastic kitchen implements. www.aisoup.org/black-spatula
aisoup.org
The Black Spatula Project | Notion
Summary
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Arnab Nandi @arnab.org · 17/12/2024
@joshpigford.com loving this. I'd love to know how many people are pressing the pre-generated prompt buttons, and how many are actual new questions. This also reminds me of Office Contextual Ribbons + Mac Searchable Help -- LLMs now have the power to turbocharge them 1000x.
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Arnab Nandi @arnab.org · 17/12/2024
Excited to give this a try! Last time this happened was FriendFeed (which despite its short-lived existence, changed the world in so many meaningful ways)
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Arnab Nandi @arnab.org · 16/12/2024
RIP Zakir Hussain -- what a legacy. We had tickets to attend his concert last month but his health took a turn.
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ewuuu @eugenewu.net · 10/12/2024
We are excited to be starting a new lab that rethinks the systems, ML, and HCI stack to support agent-based automation! Columbia's PhD deadline is 12/15 -- please share with potential applicants! columbia-dap-lab.github.io
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Arnab Nandi @arnab.org · 11/12/2024
What I love about Stuff Made Here's videos is that it showcases all the frustration of building things. "Medusa Whackamole" is real! www.youtube.com/watch?v=aXfT...
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Arnab Nandi @arnab.org · 06/12/2024
Quick reminder: @sigmod2025.bsky.social Workshop proposals are due today! The workshops will run on June 22, 2025 (Sunday) or June 27, 2025 (Friday) in in-person mode, and can last for half a day or a full day. 2025.sigmod.org/calls_worksh...
2025.sigmod.org
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Jignesh Patel @pateljm.bsky.social · 02/12/2024
Wrapping up the semester at #CMUDB, here is the final talk from Ippokratis Pandis on Amazon Web Services (AWS) Redshift, which pioneered cloud data warehouses, redrawing the responsibility boundary between the customer and the vendor and forever changing the pricing model. youtu.be/JgCB_uuPQVA
youtu.be
Amazon Redshift: re-innovating cloud analytics
YouTube video by Jignesh Patel
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Tom Warren @tomwarren.co.uk · 05/12/2024
OpenAI is charging $200 a month for an exclusive version of its o1 reasoning model. The ChatGPT Pro subscription will include unlimited access to OpenAI o1, GPT-4o, and Advanced Voice mode www.theverge.com/2024/12/5/24...
theverge.com
OpenAI is charging $200 a month for an exclusive version of its o1 ‘reasoning’ model
“Pro” users will get a more powerful version of the new o1.
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Arnab Nandi @arnab.org · 05/12/2024
@ysu-agent.bsky.social welcome on here! search for "starter packs" -- here's one I made for OSU faculty go.bsky.app/JtGVsoW
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Kevin Stevens @handle.invalid · 04/12/2024
It’s possible energy load growth is being vastly overestimated. OpenAI and others are hitting limits and data center providers will innovate on chips, cooling, and energy efficiency. 🔌💡 www.datacenterdynamics.com/en/news/aws-...
datacenterdynamics.com
AWS launches new data center components to support AI
Includes innovations in power, cooling, and hardware design for greater energy efficiency
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Arnab Nandi @arnab.org · 02/12/2024
Spotify Wrapped for Professors: 11 Papers submitted 2 Grants rejected after being rated HC 6 tenure and student recommendation letters that are due next week, please get to them
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ewuuu @eugenewu.net · 02/12/2024
Planning and arguing for a project (whether a grant or paper) is hard. One reason is that writing and speaking is a linear process, while the arguments for a project is a graph. This blog post describes a mental model and its implications to writing. eugenewu.net/writing/2024...
The arguments for a project is described as a dependency graph.
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Arnab Nandi @arnab.org · 29/11/2024
+1… spent the whole day clicking things and going “but why…”
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Arnab Nandi @arnab.org · 29/11/2024
This definitely helped my UX on here: Settings > Font Size > Larger
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Arnab Nandi @arnab.org · 29/11/2024
One solution to addressing Latency Constraint Violations: distribute the workload. Which brings us back to the multi-node vs single-node DB performance challenges! No clear answer yet.
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Arnab Nandi @arnab.org · 29/11/2024
As "60fps" (ie, 16ms roundtrip latency) becomes reasonable, we have new challenges. UIs issue interactive queries in bursts -- Q2 may be issued BEFORE Q1 returns. Q3 can be blocked on Q1, but is part of "interactive" UX. Here, we need to measure not just latency but Latency Constraint Violations:
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Arnab Nandi @arnab.org · 29/11/2024
Love this video because it talks about a lot of small metrics and efforts that all contribute to an "interactive" experience. (also mentioned in the video are @domoritz.de and @hamilton.bsky.social 's work)
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v buckenham @v21.bsky.social · 29/11/2024
as a user, i am having an experience
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