jeremystan

5 ms·

1.
by jeremystan 9y ago
OP here, happy to answer any questions
2.
by jeremystan 9y ago
OP here, happy to answer any questions
3.
by jeremystan 10y ago
hey, i'm the OP and would love to discuss / answer any questions also, another shout out to the OpenAI and YC teams for their great feedback
4.
by jeremystan 11y ago
To persist sparse models to the DB, especially if you use L1 regularization (like Lasso) then many coefficients will be 0, and don't need to be stored or processed. Insofar as you store coefficients and features in a "tall" f
5.
by jeremystan 11y ago
Agreed, that wasn't worded well - i'll try to explain. By 'employees in the field' we mean people who work in operations and management roles in the cities we operate in. They work with shoppers in stores and respond to
6.
by jeremystan 11y ago
We use R in production in two ways: 1. For batch processes that run daily, hourly or minutely, where the models are rebuilt on every run, and outputs (often predictions) are written to a database 2. For computation of coefficients in large
7.
by jeremystan 11y ago
re-reading what I wrote I can see how it comes off as canned - thanks for the feedback
8.
by jeremystan 11y ago
I find that great data scientists care a tremendous amount about the problems they tackle and the impact they have, and less so the specific methods used. But we will definitely write more in the future on details. Here I wanted to share th
9.
by jeremystan 11y ago
We've worked hard to open source projects whenever we think they'll be useful broadly: https://www.instacart.com/opensource . There is definitely more of this we can (and I hope will) do in the future.
10.
by jeremystan 11y ago
We work hard to get back to candidates quickly - in some cases the same day as they interview, but at least the day after if not. We know the market is very competitive and want candidates to make the best decisions they can - so it's
11.
by jeremystan 11y ago
Behind the scenes, Instacart is a revolutionary new e-commerce marketplace, an incredibly sophisticated last-mile logistics engine, and a dynamic source of work for thousands of personal shoppers. Each of these aspects of Instacart could be