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Main blog

Welcome to our Main Blog, the cornerstone of our exploration into information retrieval. This dedicated space serves as a comprehensive repository where we delve into our research, findings, and various topics predominantly centered around information retrieval.

Build a Text Search API from a Postgres Database

Build a Text Search API from a Postgres Database

This blog post is a tutorial for the implementation of a text search API from a Postgres database with code examples.
Chess Information Retrieval Insights

Chess Information Retrieval Insights

See how to set up a collection and queries for chess information retrieval. Here we describe a search engine to improve the chess experience.
Open Source Databases Demystified A Review of the Top Options

Open Source Databases Demystified: A Review of the Top Options

Discover your project's best open source database options with our comprehensive review. Learn about their strengths and weaknesses.
Implementation of image retrieval through a textual query using a Vision Transformer and a GPT for image captioning.

Image Retrieval Using ViT + Generative Pre-trained Transformer (GPT)

Implementation of image retrieval through a textual query using a Vision Transformer and a GPT for image captioning.
OpenSearch Neural Search Tutorial hybrid search

OpenSearch Neural Search Tutorial: Hybrid Search

The new implementation of hybrid search (from OpenSearch 2.10), allows for the combination and normalization of query relevance scores.
OpenSearch Neural Search Tutorial How Filtering Works

OpenSearch Neural Search Tutorial: How Filtering Works

This blog post is about how Filtering works in OpenSearch, exploring its importance, and how it is handle in vector search.
Find and Replace in Elasticsearch Fields

Find and Replace in Elasticsearch Fields

In this blog post we explore how to find and replace a specific value within a field of an Elasticsearch index.
Exploring Sexism in Information Retrieval Systems with NLP and ML

Exploring Sexism in Information Retrieval Systems with NLP and ML

This blog is about the use of NLP and ML techniques to detect and prevent the use of sexism in Information Retrieval Systems
OpenSearch KNN Plugin Tutorial

OpenSearch KNN Plugin Tutorial

It explores the OpenSearch k-NN Plugin, which offers 3 different approaches for retrieving the k-nearest neighbors from a vector index.
OpenSearch Neural Search Plugin Tutorial: Additional Useful Tools

OpenSearch Neural Search Plugin Tutorial: Additional Useful Tools

The second part of OpenSearch Neural Search Plugin Tutorial for version 2.4.0 where additional tools can be found that might be useful
n-grams elasticsearch

When and How to Use N-grams in Elasticsearch

This blogpost describes the use cases where n-grams are useful, explain the risks of using them, and present some alternative solutions that should be considered.
hybrid search apache solr

Hybrid Search with Apache Solr

This blog shows how to run a hybrid search(keyword-based search + vectors) in Apache Solr with code examples and explanations!
How Does Fuzzy Queries Work in Elasticsearch?

How Does Fuzzy Queries Work in Elasticsearch?

This blog post gives you an overview of how fuzzy queries work in Elasticsearch with examples and references.
How to Use Python Api to Index Json Data in Elasticsearch

How to Use Python API to Index JSON Data in Elasticsearch

This blog post explores how to index Elasticsearch documents from a JSON file using Python API, specifically the Bulk Helpers
Semantic Web & Linked Open Data

Semantic Web & Linked Open Data

An overview of what is Semantic Web, how it uses RDF data, how to query it through SPARQL and what is linked open data.
Time Series Databases: A Hands-On Introduction With InfluxDB

Time Series Databases: A Hands-On Introduction With InfluxDB

An introduction to time series data and InfluxDB as a popular time series DB. A quick tutorial on how to use it, its advantages, and tools.
Introduction to Property Graphs Using Python With Neo4j

Introduction to Property Graphs Using Python With Neo4j

A quick overview of how to effectively use Property graphs (for modeling graphical data) using Python and Neo4j.
Word2Vec Model To Generate Synonyms – Performance Testing

Word2Vec Model To Generate Synonyms – Performance Testing

This blog post is about the performances (time and memory) of our contribution to Apache Lucene to generate synonyms using Word2Vec