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The ColPali model series
Introducing the ColPali model, its implementation in Elasticsearch, and how to scale late interaction models for large-scale vector search.
Searching complex documents with ColPali - part 1
Elasticsearch Labs

Searching complex documents with ColPali - part 1
The article introduces the ColPali model, a late-interaction model that simplifies the process of searching complex documents with images and tables, and discusses its implementation in Elasticsearch.
Scaling late interaction models in Elasticsearch - part 2
Elasticsearch Labs

Scaling late interaction models in Elasticsearch - part 2
This article explores techniques for making late interaction vectors ready for large-scale production workloads, such as reducing disk space usage and improving computation efficiency.