Patrick Rodriguez | Posted on Thu 16 February 2017 in programming • Tagged with python, lambda, zappa, aws, javascript
Secure 'Serverless' File Uploads with AWS Lambda, S3, and Zappa
Deploy a Python-based Zappa microservice onto AWS Lambda to facilitate direct browser to S3 file uploads. A React-based Fine Uploader component is hosted on S3. All traffic is encrypted (for free) with HTTPS/SSL!
Patrick Rodriguez | Posted on Wed 01 February 2017 in programming • Tagged with python, deep learning, keras
Accelerating Deep Learning with Multiprocess Image Augmentation in Keras
By adding multiprocessing support to Keras ImageDataGenerator, benchmarking on a 6-core i7-6850K and 12GB TITAN X Pascal: 3.5x speedup of training with image augmentation on in memory datasets, 3.9x speedup of training with image augmentation on datasets streamed from disk.
Patrick Rodriguez | Posted on Sun 22 January 2017 in programming • Tagged with python, deep learning, keras
Food Classification with Deep Learning in Keras / Tensorflow
Work with a moderately-sized dataset of ~100,000 images and train a Convolutional Neural Network to classify the images into one of 101 possible food classes. Side excursions into accelerating image augmentation with multiprocessing, as well as visualizing the performance of our classifier.