tech

A Rare libmagic Bug in Docker

We recently caught a rare bug: One of our services is used to upload files to our storage service, and after uploading, it would check file format, and pass the extracted type to

How Did We Save Our Video Classifier Cost by 84%

A recent project in our team was to improve the computing efficiency of a deep-learning-based video classifier. After carefully tuning the models and migrating to Kafka, we successfully reduced the cost by 84%

Using Pandas as a Unified IO Tool

When I wrote my dissertation, I used Pandoc to convert my draft in markdown format to the final version in PDF format. Pandoc is an extremely powerful and easy-to-use tool for file conversion,

Using CRF in Python

CRF (Conditional Random Fields) has been a popular supervised learning method before deep learning occurred, and still, it is a easy-to-use and robust machine learning algorithm. We recently used this algorithm to do