Categories
Best of Software Dev.

Classifying fruits with a Convolutional Neural Network in Keras

I followed a tutorial on Convolutional Neural Networks that left many questions unanswered. Soon I realized that the actual process of architecting a Neural Network and setting the parameters seemed to be much more experimental than I thought. It took a while to find explanations that a rookie like me could understand. Most of the […]

Categories
Software Dev.

10 things I learned while deploying my first python function to AWS Lambda

I spent a few days on and off trying to deploy a Flask REST service to AWS Lambda, just to experience what the cool kids were talking about. These are some of the things I learned along the way:   Zappa is the easiest packager/deployer for python (as of December 2018) Zappa provides good quality […]

Categories
Software Dev.

Uploading and downloading documents from Amazon S3 using bash

You need to upload a file to S3 and cannot install new packages in the server, nor the s3 client tools. You only have bash, openssl and sed. Go. I found and adapted a script by┬áViktor Szakats, that creates all the proper headers expected by the latest AWS API. I had lots of trouble with […]

Categories
Best of Software Dev.

Readability scoring of the United Nations Corpus

Imagine you could estimate how hard would be to read a document, before reading it. Imagine you could do it for entire batches of documents you need to process. Imagine you could have a recommender system that would help you prioritize unread documents according to their difficulty. A bit of experimentation with the public United […]

Categories
Best of Software Dev.

Recommender system for finding subject matter experts using the Enron email corpus

This is a little project to create a recommender system to find mentors inside an organization, using Natural Language Processing. It started as an excuse to build a data visualization I had in mind: an interactive word cloud that did something. When I started, I didn’t know anything about Topic Modeling, Topic Extraction, or Natural […]