About Brandon Rohrer
Brandon Rohrer is Principal Data Scientist at iRobot, specializing in predictive modeling of complex systems, algorithm design, and general purpose machine learning.
Brandon Rohrer Posts (22)

How Optimization Works  18 Apr 2019
Optimization problems are naturally described in terms of costs  money, time, resources  rather than benefits. In math it's convenient to make all your problems look the same before you work out a solution, so that you can just solve it the one time.

How to Survive Your Data Science Interview  01 Mar 2018
There are many wonderful things about data science. It’s extreme breadth is not one of them. The title of data scientist means something different at every company

Data Science and the Imposter Syndrome  15 Sep 2017
You are not the only one who wonders how much longer they can get away with pretending to be a data scientist. You are not the only one who has nightmares about being laughed out of your next interview.

How to Get a Data Science Job: A Ridiculously Specific Guide  07 Mar 2017
Job hunting is challenging and sometimes frustrating task and we all experience it in our career. Here we provide a very specific and practical guide to get your dream job in Data Science world.

How Bayesian Inference Works  15 Nov 2016
Bayesian inference isn’t magic or mystical; the concepts behind it are completely accessible. In brief, Bayesian inference lets you draw stronger conclusions from your data by folding in what you already know about the answer. Read an indepth overview here.

How Convolutional Neural Networks Work  31 Aug 2016
Get an overview of what is going on inside convolutional neural networks, and what it is that makes them so effective.

Data Science for Beginners 2: Is your data ready?  28 Jul 2016
This second video and writeup in the Data Science for Beginners series discusses what is required of your data before it can be useful.

Data Science for Beginners 1: The 5 questions data science answers  26 Jul 2016
A series of videos and writeups covering the basics of data science for beginners. This first video is about the kinds of questions that data science can answer.

A Pocket Guide to Data Science  11 Apr 2016
A pocket guide overview of how to get started doing data science, with a focus on the practical, and with concrete steps to take to get moving right away.

What questions can data science answer?  01 Jan 2016
There are only five questions machine learning can answer: Is this A or B? Is this weird? How much/how many? How is it organized? What should I do next? We examine these questions in detail and what it implies for data science.