Summary: R offers a handful of packages to automate building models. rpart, randomForest, MASS, and forecast packages help you search through a hypothesis space. The caret package helps crawl through the hyper parameter space.
Summary: The passcode riddle asks for three three whole positive numbers with each one being equal to or larger than the next. Turns out there are only a handful of numbers this could possibly work for. Browsing YouTube one morning, I came across the video from TED-Ed and I was intrigued! I’ll be honest, I […]
Summary: Data can be processed in parallel by using multiple threads on a single CPU or by passing code to the data in systems like the Hadoop Distributed File System. Imagine you’re driving your car on the way to work. You keep an eye on the road ahead, the side mirrors, the rearview mirror, and […]
Summary: Before your new analyst arrives, make sure they have access to the data, hardware, and software they’ll need. Set and discuss expectations on what the analyst should know and learn. Get others involved in the development with mentors and formalized “get to know” meetings.
Summary: Every organization should provide their analysts and data scientists with a few key tools: A Data Dictionary, a Metric Dictionary, a Research Repository, and a Code Repository. All of these tools need to be searchable to make it easy for analysts to find and use previous work.