Ryan Cory-Wright
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ryancorywright.bsky.social
Ryan Cory-Wright
@ryancorywright.bsky.social
Assistant Professor at Imperial College Business School

Optimization+Machine Learning+Renewable Energy
Runner | Kiwi 🇳🇿 | ryancorywright.github.io
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New paper alert 🚨
optimization-online.org/2025/01/impr... “Improved Approximation Algorithms for Low-Rank Problems Using Semidefinite Optimization” (w/ Jean Pauphilet)

Inspired by Goemans-Williamson’s success in binary quadratic optimization, we generalize to semi-orthogonal and low-rank matrices.
Improved Approximation Algorithms for Low-Rank Problems Using Semidefinite Optimization – Optimization Online
optimization-online.org
The Analytics & Operations group at Imperial Business School is hiring for an open-ranked position (especially interested in rookies). Deadline 8 October, please apply via the link here: www.imperial.ac.uk/jobs/search-...
August 29, 2025 at 1:57 PM
Reposted by Ryan Cory-Wright
We are now accepting nominations for the 2025 ICS Student Paper Award

I am joined on the award committee by:

-Ryan Cory-Wright (Imperial)
-Yongchun Li (Tennessee)
-Young Woong Park (Iowa State)

connect.informs.org/computing/aw...

@ryancorywright.bsky.social
@icsinforms.bsky.social
ICS Student Paper Award - Computing Society
connect.informs.org
May 16, 2025 at 6:01 PM
Hidden gems in OR/MS: "L. V. Kantorovich: The Price Implications of Optimal Planning"
www.jstor.org/stable/2727266

Duality theory was almost discovered in the Soviet Union in the 1940s by Kantorovich. His research was halted for ideological reasons.
April 23, 2025 at 7:30 PM
On 4 April, we had the pleasure of organizing the 2nd London Operations Research Day with Agni Orfanoudaki, Yi-Chun Akchen and Jean Pauphilet at Oxford. The conference took place at Worcester College; thx to Qube Research and Technology for sponsorship

A recap thread ⬇️ londonorday.github.io
April 6, 2025 at 6:40 PM
Reposted by Ryan Cory-Wright
CALL FOR POSTERS: At the MIP Workshop Europe we will host a poster session. Submissions from all career stages are welcome.

Poster deadline: April 14!
Workshop: July 1-3
Mixed Integer Programming Workshop 2024
www.mixedinteger.org
April 5, 2025 at 4:22 PM
Just finished reading Abundance by Ezra Klein and Derek Thompson. Super interesting book! Made me think about the NeurIPS submission checklist.

Since 2021, the number of questions in the submission checklist has ballooned from 5 to 16. Is this another example of "everything bagel liberalism"?
April 2, 2025 at 3:31 PM
Reposted by Ryan Cory-Wright
Sanjeeb Dash gave a very interesting keynote talk at the INFORMS Computing Society Conference @informs.bsky.social @icsinforms.bsky.social on the use of polynomial optimization for automatic knowledge discovery through symbolic regression.

🧵1/N
March 16, 2025 at 2:47 PM
Reposted by Ryan Cory-Wright
Our latest blogpost is a little weekend treat for everybody interested in conic reformulations!

themosekblog.blogspot.com/2025/02/a-sm...
A small breakthrough in the modeling of polynomial denominators
The MOSEK ApS official blog: announcements, new releases, activities, optimization modeling hints and examples.
themosekblog.blogspot.com
February 7, 2025 at 11:04 AM
New paper alert 🚨
optimization-online.org/2025/01/impr... “Improved Approximation Algorithms for Low-Rank Problems Using Semidefinite Optimization” (w/ Jean Pauphilet)

Inspired by Goemans-Williamson’s success in binary quadratic optimization, we generalize to semi-orthogonal and low-rank matrices.
Improved Approximation Algorithms for Low-Rank Problems Using Semidefinite Optimization – Optimization Online
optimization-online.org
January 6, 2025 at 10:52 AM
Reposted by Ryan Cory-Wright
Jisun Lee, Andr\'es G\'omez, Alper Atamt\"urk
Convexification of Multi-period Quadratic Programs with Indicators
https://arxiv.org/abs/2412.17178
December 24, 2024 at 6:59 AM
Are you an Ops researcher in the London area (broadly construed)? Are you free on 4 April 2025? Consider signing up for the London OR day in Oxford: mailing list available at londonorday.github.io
November 23, 2024 at 7:57 PM
Hidden gems in OR and MS: When I was a PhD student at the OR Center at MIT, the students ran a software tools course every winter, introducing tools like Git and Julia/JuMP. I shared this with my PhD student, so 2024 version (it gets updated each year): github.com/angkoulouras...
November 23, 2024 at 7:55 PM