Lucene based secondary indexes for Cassandra

Code and Examples for Relevant Search

Elasticsearch/Solr Sandbox for exploring explain information and tweaking

Simple PHP search engine that supports Russian and English morphology

A utility for generating heatmaps of YOLOv8 using Layerwise Relevance Propagation (LRP/CRP).

NoMIRACL: A multilingual hallucination evaluation dataset to evaluate LLM robustness in RAG against first-stage retrieval errors on 18 languages.

Search Request Processor: pipeline for transformation of queries and results inline with a search request.

Search a single field with different query time analyzers in Solr

Content-based Video Relevance Prediction on "cold-start" problems. Recommending new uploaded videos to users based on the extracted features.

Python implementation of BM25 function for document retrieval

Solr Relevance Ranking Analysis and Visualization Tool

SIGIR 2017 Candidate Selection Tutorial (http://sigir.org/sigir2017/program/tutorials/#candidate)

Implementation of a Vector Space Retrieval Model using TF-IDF and cosine similarity on the Cranfield document corpus

A repository for the UBC MDS Capstone team to develop a metadata extractor for Neotoma

A search query is processed using NLP after which the results are displayed by crawling the web for relevant web pages & displaying them after normalizing the scores

A Mini Search Engine in C++, using an inverted index and a trie.

한국어/영어 발음 유사도 기반 매핑 시스템. ASR 결과를 데이터베이스 용어와 정확히 매칭해주는 오픈소스 도구입니다.한국어-영어 간 발음 변환, Levenshtein 거리 기반 매칭, 사용자 정의 매핑을 지원하여 음성 인터페이스 정확도를 높입니다

What is the nicest way to crowdsource IR relevance judgements?

No description provided.

This is a really limited attempt at a simple File Integrity Monitoring system using BigFix fixlets and reports

Jupyter R notebook uses Python to open and reads credentials/URL from configuration-file, creates a BigFix 'query-channel', and extracts endpoint information through ReST API, to be manipulated and graphed using R libraries.

Retrieve best matching images from 10,000+ images WANG Dataset with an average precision of 80%

A tool for retrieving relevant content from the Web using Google's Custom Search API

Analysis, fixlets, sample CSV file and read me PDF for IPSubnetInfo open-source project.

Model that converts e-commerce product descriptions into natural user search queries.

a repo for describing how different selections of degrees of freedom affect the amount of information retained about the full system

Big Data\MapReduce

code for paper https://arxiv.org/pdf/2510.00324 presented at sigir-ap Dec 2025

Tezeta is a Python package designed to optimize memory in chatbots and Language Model (LLM) requests using relevance-based vector embeddings. This, in essence, provides support for using much longer conversations and text requests than supported by the context window.

Giga Parsers 🦾😎