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Matteo Fischetti Profile
Matteo Fischetti

@MFischetti

Followers
1K
Following
10K
Media
583
Statuses
5K

#NPnerd fishing in the #ComputationalSea

Uni. Padova, Italy
Joined December 2011
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@MFischetti
Matteo Fischetti
6 years
As Amazon does not believe my #orms book is worth delivery in Italy, I just published the #kindle e-book format of both the Italian and the English versions. https://t.co/ks9KgNIRfT https://t.co/1bfz5eKO30
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@SEIO_ES
SEIO
29 days
The 5th Spanish Young Statisticians and Operational Researchers Meeting #SYSORM2025 has officially started! The opening session welcomed participants to three days dedicated to exchanging knowledge and fostering collaboration in Statistics, Operational Research and Data Science.
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@ErnestRyu
Ernest Ryu
1 month
I used ChatGPT to solve an open problem in convex optimization. *Part III* 1/N https://t.co/6HDAr6y8Z9
@ErnestRyu
Ernest Ryu
1 month
I used ChatGPT to solve an open problem in convex optimization. *Part I* (1/N)
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@Subjectto_
Subject to
1 month
Subject to: Kenneth Sörensen (University of Antwerp, Belgium), https://t.co/DQxIfpjEmc, #orms #optimization #metaheuristics @UAntwerpen
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@EUROYoungForum
EUROYoung
2 months
Our last but not least plenary speaker, Maurizio Boccia, has just given an inspiring talk on the Truck-and-Drone delivery problem. A whole world with still many doors to explore. Thank you, Maurizio, for accepting our invitation! #EUROYoung2025 #orms
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@EUROYoungForum
EUROYoung
2 months
We couldn’t have had a better way to end for today than with the excellent talk of our third plenary speaker, @DoloresRomeroM. Thank you so much for sharing your enthusiasm for academia for us, and for eXplaining your research with so much transparency 😉 #EUROYoung2025 #orms
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@MFischetti
Matteo Fischetti
2 months
Bravo @DanieleVigo INFORMS Fellow 2025!
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@gurobi
Gurobi Optimization
2 months
Have questions about optimization best practices? Gurobot delivers fast, reliable answers—helping you troubleshoot, model, and optimize more efficiently. Log in to your Gurobi User Portal to get started. Learn more: https://t.co/BuTVNMjCGs #Gurobot #Optimization #Gurobi
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@jeremyphoward
Jeremy Howard
2 months
It's a strange time to be a programmer—easier than ever to get started, but easier to let AI steer you into frustration. We've got an antidote that we've been using ourselves with 1000 preview users for the last year: "solveit" Now you can join us.🧵 https://t.co/GLKm0woI8b
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answer.ai
You can now sign up for Solveit, which a course in how to solve problems (including coding, writing, sysadmin, and research) using fast short iterations, and also provides a platform that makes this...
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@diliberg
Giovanni Di Liberto
2 months
Postdoc position on a cool project about Auditory Development at @UW with Prof. Bonnie Lau:
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@ibsdimag
IBS Discrete Mathematics Group (기초과학연구원 이산수학그룹)
2 months
Upcoming Public Lecture: The Traveling Salesman Problem — Package Deliveries, Pub Walks, and Astro Tours on October 22, 2025 in Seoul near Gangnam Station https://t.co/y7z7p9MQI1
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@vidalthi
Thibaut Vidal
2 months
OCEAN is evolving 🌊, check it out! https://t.co/KJInvrKxBZ v2.0 offers a one-click Python library for optimal counterfactual explanations in tree ensembles (RFs, boosting...) based on MILP and CP models. Install with "pip install oceanpy". Unlike unstable heuristics that may
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github.com
OCEAN: Optimal Counterfactual Explanations in Tree Ensembles (ICML 2021) - vidalt/OCEAN
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@jiqizhixin
机器之心 JIQIZHIXIN
3 months
This is huge! NVIDIA just built a framework named SATLUTION, which can scale LLM-based code evolution from small kernels to full repositories (hundreds of files, tens of thousands of lines of C/C++). It is the first one that can do this. Targeting SAT (the canonical
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@diliberg
Giovanni Di Liberto
3 months
The 4th CNSP workshop is about to start! Exciting!
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@recursecenter
Recurse Center
3 months
🦠Peter Whidden on Mote: An Interactive Ecosystem Simulation https://t.co/FkPJembFEK
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@recursecenter
Recurse Center
3 months
🦠Watch @computerender's first public talk on Mote: an interactive ecosystem simulation! Mote uses a custom GPU-based physics engine to model hundreds of thousands of organisms, leading to fascinating emergent phenomena: a sandbox that is part game, part research. Link below⬇️
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@vidalthi
Thibaut Vidal
3 months
Another interesting VRP challenge to keep an eye on 👀
@tigfoundation
The Innovation Game (𝔦, 𝔦)
3 months
We’re thrilled to announce that Dr. Thibaut Vidal’s role in TIG is evolving. He now joins as Challenge Owner, taking an even more active part in TIG’s success. As steward of the Vehicle Routing Challenge, Dr. Vidal will help drive our mission forward by attracting top
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@vidalthi
Thibaut Vidal
3 months
The CVRPLIB introduces a new XL benchmark set (1,000–10,000 clients) along with a BKS challenge in January 2026. 30 days. One real-time leaderboard to compare modern methods: from classic OR and ML approaches, to learning-augmented hybrids and decomposition strategies...
@ed_uchoa
Eduardo Uchoa
3 months
CVRPLIB Best Known Solution (BKS) Challenge! We are launching a 30-day competition to push the boundaries of the Capacitated Vehicle Routing Problem (CVRP): https://t.co/LwKYzEU6CE We look forward to seeing the community take on this challenge!
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@ed_uchoa
Eduardo Uchoa
3 months
CVRPLIB Best Known Solution (BKS) Challenge! We are launching a 30-day competition to push the boundaries of the Capacitated Vehicle Routing Problem (CVRP): https://t.co/LwKYzEU6CE We look forward to seeing the community take on this challenge!
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@Subjectto_
Subject to
3 months
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@StefanoErmon
Stefano Ermon
3 months
Thrilled to see @inceptionAILabs Mercury Coder in action 🚀 The first diffusion language model for code, now powering Next Edit’s lightning-fast real-time suggestions!
@continuedev
Continue
4 months
Code editing just got a lot faster.⚡Introducing Next Edit⚡ Next Edit delivers real-time, multi-line suggestions at up to 1100 tokens/sec, powered by @inceptionAILabs Mercury Coder, the world’s first commercial-scale diffusion LLM for code.
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