📝 Research :https://ojitha.blogspot.com.au for my lengthy articles.

Semantic search with ELSER in Elasticsearch

May 11, 2024
Summary of ELSER process

Elastic Learned Sparse EncodeR(ELSER) is a retrieval model trained by Elastic that enables you to perform semantic search to retrieve more relevant search results.

👉 I created this blog post on docker to demonstrate Linux-optimised ELSER v2. The Elasticsearch version is 8.11.1.

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Elastic Search Introduction

September 29, 2023

Learn Elasticsearch from zero to hero with this comprehensive guide covering installation, CRUD operations, mapping, and advanced search techniques.

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Kafka PySpark streaming example

July 18, 2023
arcitecture of the streaming application

The diagram shows that the Kafka producer reads from Wikimedia and writes to the Kafka topic. Then Kafka Spark consumer pulls the data from the Kafka topic and writes the steam batches to disk.

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