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Comparing dense vector search performance with the Profile API in Elasticsearch
Learn how to use the Profile API in Elasticsearch to compare dense vector configurations and tune kNN performance with visual data from Kibana.
Influencing BM25 ranking with multiplicative boosting in Elasticsearch
Learn why additive boosting methods can destabilize BM25 rankings and how multiplicative scoring provides controlled, scalable ranking influence in Elasticsearch.
Elasticsearch Serverless pricing demystified: VCUs and ECUs explained
Learn how Elasticsearch Serverless pricing works for Elastic’s fully-managed deployment offering. We explain VCUs (Search, Ingest, ML) and ECUs, detailing how consumption is based on actual allocated resources, workload complexity, and Search Power.
Building a local RAG personal knowledge assistant with LocalAI and Elasticsearch
Learn how to create a private, offline local RAG personal knowledge assistant that can summarize meetings and internal reports using e5-small for embeddings and dolphin3.0-qwen2.5-0.5b for completions in Elasticsearch.
Boosting e-commerce search by profit and popularity with the function score query in Elasticsearch
Discover how to optimize e-commerce search by blending BM25 relevance with profit margin and popularity signals in Elasticsearch using the function_score query.
Reducing Elasticsearch frozen tier costs with Deepfreeze S3 Glacier archival
Learn how to leverage Deepfreeze in Elasticsearch to automate searchable snapshot repository rotation, retaining historical data and aging it into lower cost S3 Glacier tiers after index deletion.
Getting started with Elastic Agent Builder and Strands Agents SDK
Learn how to create an agent with Elastic Agent Builder and then explore how to use the agent via the A2A protocol orchestrated with the Strands Agents SDK.
Introducing Elasticsearch support in the Google MCP Toolbox for Databases
Explore how Elasticsearch support is now available in the Google MCP Toolbox for Databases and leverage ES|QL tools to securely integrate your index with any MCP client.
Evaluating search query relevance with judgment lists
Explore how to build judgment lists to objectively evaluate search query relevance and improve performance metrics such as recall, for scalable search testing in Elasticsearch.
How to improve e-commerce search relevance with personalized cohort-aware ranking
Improve e-commerce search relevance with explainable, cohort-aware ranking in Elasticsearch. Learn how multiplicative boosting delivers stable, predictable personalization at query time.
AutoOps in action: Investigating Elasticsearch cluster performance on ECK
Explore how Elastic's InfoSec team implemented AutoOps in a multi-cluster ECK environment, cutting cluster performance investigation time from 30+ minutes to five minutes.
