Non-convex Quadratic Integer Programming
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Here, I want to revisit a particular model from [1]:
Model 3: Quadratic Preemptive Model
\[\begin{align}\max\>&\color{darkred}z_{model3}=\sum_p \color{da...
What the 2024 Nobel Prize Means for SCM Research
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This year’s Nobel Memorial Prize in Economic Sciences was awarded to Daron
Acemoğlu, Simon Johnson and James A. Robinson for their research on how
politica...
Bounds and Reduced Costs
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I recently read a question from someone who had solved a linear program
(minimization) using a reliable solver, extracted the primal and dual
solutions, ...
Developing Grading Rubrics using Docent
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When I explain the concept of Docent, a common first question I hear is if
AI grades assignments, can't students just use AI to do their homework?
They ima...
INFORMS Security Conference
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I have the pleasure of giving a keynote talk at the INFORMS Security
Conference on July 30, 2024. My keynote talk was entitled, “Smarter
Decisions for a Se...
Copilot for R
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It was my great pleasure to present last week to the NYC Data Hackers on
the topic of Copilot for R. If you haven't come across Copilot before, it's
like a...
Paying for a place in line at Disney
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For a long time, one of my favorite service examples to discuss in class
has been Disney’s FastPass system. In a nutshell, the program allowed
guests to wa...
Optimization Games for the Young (Part 2)
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A couple of weeks ago, I wrote a blog post in which I tell a story that
motivated me to start creating games for children and young adults to get
them exc...
Pitfalls of Algorithmic Decision Making
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While browsing through my Feedly timeline during the weekend my attention
was drown by a blog written by Jitendra Subramanyam of Gartner. The title, *Pitfa...
From Zaire to degree apprenticeship graduate
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Last week our second group of degree apprentices, including our first 3
females to complete (representing 23% of the cohort) received their final
qualifica...
Snooker: Celebrating 40 years at the Crucible
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In 2017, Snooker celebrated 40 years at the Crucible Theatre in Sheffield.
It moved to this venue in 1997, which is now recognised at the start of the
mode...
New blog site for It Depends
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This the old site for It Depends. You can still access the posts. For the
new site and new posts visit: http://itdependsblog.blogspot.ca/ Thank you,
Ian
Coaching Academics?
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A longtime reader and sometime correspondent of mine recently posed some
questions to share with FSP readers (if you are still out there). These
questions ...
Knitting is a binary exercise
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I follow a knitting blog called Yarn Harlot by Stephanie Pearl-McPhee.
During this month she is writing a daily letter to “Non-Knitters who love a
Knitter”...
(Rated) PG-13 for Ugly Cast
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PG-13 for Ugly Cast is a blog created and maintained by my son, Ben. I
encourage you to check it out. It’s very funny. If you like it, tell a
friend. Th...
How to quake proof a supply chain
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After a long hiatus, we return with a post. This one on Toyota’s plan to
quake proof its supply chain over the next five years. (Baltimore Sun,
9/6/11). T...
How many newsvendors?
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Last October in India, I was traveling with my father on a day-train from
Bangalore to Chennai. About halfway into the journey is a station called
Jolarpet...
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