Explore the fundamentals of speech recognition systems in this PyCon US talk by Javier Jorge Cano. Delve into the technical challenges and processes behind converting voice signals to text, including feature extraction, acoustic and language modeling, and recognition graph creation. Learn how to develop a system for recognizing isolated words in Python through a guided example. Gain insights into the implementation of advanced speech recognition techniques in production systems, providing transcriptions for various companies and institutions. Discover open resources, toolkits, and evaluation methods used in Automatic Speech Recognition (ASR). Perfect for developers interested in understanding and implementing speech recognition technology using Python.