Zachary Levonian – Medium

Zachary Levonian

Zachary Levonian

I really appreciate these concrete tips.

The literature does seem to agree with your second two tips, but I've found it frustrating how little guidance there is like your first…

Jul 12, 2023

Jul 12, 2023

Zachary Levonian

How would you deal with an ambiguous problem? (Data science interview question)

Iterating with and communicating about ambiguous problems.

May 9, 2022

An AI-generated sketch of a shore village (perhaps)

May 9, 2022

Zachary Levonian

My CHI 2022 Reading List

32 papers on data science, health, bias, and more

May 4, 2022

Process diagram: Card-sorting workshop, formative evaluation, mindset quantification, summative evaluation, and design guidelines.

May 4, 2022

Zachary Levonian

Model vs Modeler: Trade-offs designing interactive text classification interfaces

Using simulations to design for interactive machine learning

Mar 10, 2022

Active learning and search, with an arrow pointing to “better generalization performance VS worse performance estimates”. The arrow is labeled “one weird trade-off”.

Mar 10, 2022

Zachary Levonian

Why not use linear regression for star ratings?

OLS can be misleading for ordinal variables

Nov 21, 2021

Why not use linear regression for star ratings?

Nov 21, 2021

Zachary Levonian

21 CSCW 2021 papers to read

CSCW 2021 is coming up fast and these are my paper picks.

Oct 22, 2021

Oct 22, 2021

Zachary Levonian

Information Theory: Crowdsourced sources

A roundup of introductory Information Theory sources

Jul 27, 2021

Cross-Entropy formula and visualization, from colah’s blog post

Jul 27, 2021

Zachary Levonian

Integer Linear Programming with PuLP: Optimizing a DraftKings NFL lineup

Creating a simple optimizer for my fantasy league.

Nov 1, 2020

Nov 1, 2020

Zachary Levonian

22 CHI 2020 papers worth reading

The CHI’20 cancellation means less chance to celebrate all of the great work in the conference. Here are 22 CHI papers you consider…

Mar 30, 2020

22 CHI 2020 papers worth reading

Mar 30, 2020

Zachary Levonian

Prototyping a handheld with the Omega2: A complete beginner’s guide

I wanted to build a handheld, WiFi-connected prototype as cheaply as I could. The Omega2 seemed like a great fit, so I tried it out.

Nov 6, 2018

Prototyping a handheld with the Omega2: A complete beginner’s guide

Nov 6, 2018

Zachary Levonian

Zachary Levonian

Currently: Machine Learning Engineer in industry. Computer Science PhD in HCI and social computing. More: levon003.github.io

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