A look at search engines with their own indexes
Rohan Kumar has a list of search engines with their own index. It's a really useful list and it breaks...
How Search Works
Overview of search relevance metrics
Nate Day at OpenSource Connections has a nice overview of various relevance metrics here, such as: Precision (P)Average Precision (AP)Cumulative...
Some lessons Elastic has learned from indexing the web
Indexing the web is hard. There’s a nearly infinite supply of misbehaving sites, misapplied (or ignored) standards, duplicate content, and...
Search Product Management: The Most Misunderstood Role in Search?
Good article by James Rubinstein about being a Search PM. What’s different about being a Search PM? Well, a couple of...
Video: Building multibillion document search engines on open source technologies
Andrei Lopatenko, "Building multibillion search engines on open source technologies" https://www.youtube.com/watch?v=Er6UwJ5gM3Y&feature=youtu.be