Exploring Solr's OpenNLP Integrations
We share our thoughts on the Solr OpenNLP Integrations
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Think Like a Relevance Engineer Training
Learn to improve search quality from the best experts in the field. From TFIDF, to Semantic Search, to Learning to Rank with Solr and Elasticsearch
Sub-phrase Highlighting in Solr
We share our attempts to implement partial phrase highlighting in Solr
Enterprise Data World 2018 Recap
Your precious data is typically an ugly unpolished gem. Enterprise Data World was all about how to polish it up! Some thoughts from a Relevancy perspective.
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Berlin Buzzwords - The Neural Search Frontier
Will search relevance be revolutionized by deep learning? Join Doug Turnbull, author of 'Relevant Search', and Tommaso Teofili, author of 'Deep Learning for Search' as we explore the budding field of Neural Search.
Why We Created Search Relevance Training
I love Solr and Elasticsearch, BUT...
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Cognitive Computing Summit - Learning To Rank
Learning to Rank (LTR) is now available for both Solr and Elasticsearch. Why is this such a hot topic? What does an organization need to leverage a Learning to Rank solution? Liz explains the LTR pipeline in terms of what is available as an off-the-shelf solution and what isn't. She discusses the challenges faced when implementing LTR and some open research areas moving forward.
Reflective Search Relevance Testing
Exploring a method of search relevance testing that doesnt suffer from drawbacks of clickstreams or expert user judgments
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Haystack - The Search Relevance Conference.
Haystack is the conference for improving search relevance. Haystack is the no-holds-barred conference for organizations where search, matching, and relevance really matters to the bottom line.
How to Implement a Normalized Discounted Cumulative Gain (NDCG) Ranking Quality Scorer in Quepid
A guide on how to implement, test, and deploy a Normalized Discounted Cumulative Gain (NDCG) ranking quality scorer in Quepid.
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Cognitive Solutions day
Want to hear how the next generation of digital solutions are applying AI and Machine Intelligence to create intelligent applications, like Chatbots and Virtual Assistants?
Solr Multiterm Synonyms: avoiding sow=false surprises
We document some of the behaviors behind Solr's relatively new sow=false strategy for parsing queries and dealing with query-time synonyms
Haystack Agenda Announced!
The agenda for Haystack - the search relevance talk - has been announced!
Elasticsearch Learning to Rank 1.0.1 Released
Elastic Cloud users rejoice! Elasticsearch LTR 1.0.1 released with support for XPack Security added.
Retaining Customers
Optimizing products to build real brand fanatics - beyond just 'conversions'.
Roll your own search analytics
Search metrics are crucial, and they're easy to do.
Why We're Doing a Search Relevance Conference
Why are we hosting this crazy Haystack conference? We want to bring together search relevance practitioners to discuss their hardest technical problems.
Solr Synonyms and Taxonomies: Mea Culpa
In my LuceneRevolution talk I neglected to discuss how SynonymQuery impacted index time semantic expansion. I discuss that oversight in detail here, with work arounds
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Machinary.ai - Getting started with Learning To Rank
Overview, prerequisites, and implementation details of getting started with Learning To Rank. Why relevancy tuning will be taken over by machine learning, but not yet.
Vespa vs Lucene: First Impressions
Our first impressions of Vespa compared to Solr or Elasticsearch
Elasticsearch Learning to Rank 1.0 RC1 Released
We've released Elasticsearch Learning to Rank 1.0 RC1, which brings machine learning capabilities to Elasticsearch relevance ranking. Beginning the March to fully releasing version 1.0.
Solving The Search Management Minefield in Open Source Search
Don't be fooled by fancy technology: search is fundamentally a business problem; not a technical one. Technologists and domain experts need to establish careful contracts for managing search together.
How is search different than other machine learning problems?
In this article, I want to explore what makes search distinct from classic machine learning problems by giving you a tour of some different approaches.
Three Steps To Take Before Replacing Your Enterprise Search Solution
Replacing an enterprise search product? Use this three-step process to create actionable requirements for your team before you start.
Caching In Elasticsearch
What caching does Elasticsearch support, and what is the best way to take advantage of it?
Is Your Infrastructure Ready For Learning To Rank?
The success of a machine learning project will be dependent on the quality and quantity of the data available.
Optimizing User-Product Matching Marketplaces
We explore the parallels between search, recommendation systems and microeconomics. Proposing a new way to think of search relevance and recsys as a system of maximizing the utility of multiple buyers. Is search and discovery akin to quantitative finance in its potential for optimization?
Heatmaps in Elasticsearch
Heatmaps over geo_shape fields in Elasticsearch
Using Splainer to Debug Complex Solr Function Queries
Solr function queries look like Excel queries from hell. I want to tell you how I debug complex Solr function queries using Splainer.
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OpenSource Connections is proud to host beSwarm 8
OpenSource Connections is proud to again host beSwarm! beSwarm is a gathering of tech enthusiasts from all over central Virginia to discuss, share, and learn about anything that interests us. The idea of the event is that participants “vote with their feet,” moving around the room and forming swarms around interesting discussions and presentations.
When to choose open source search (and when you shouldn't)
In this article, I want to single out Solr and Elasticsearch specifically for consideration. Why? As open source solutions, they share *most* of the pros/cons compared to proprietary solutions when making a business decision.
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Elastic DC Meetup: Kibana Basics
New to Kibana, and related tools? In April we'll be doing a beginners night for folks interested in Kibana and adjacent topics. We'll have a 25 minute share plus YOUR lightning talks!
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DrupalCon: Baltimore
Can Drupal+Solr Yield Google-like results? Come chat with CEO Eric Pugh at DrupalCon!
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RVA Data Hackers
Doug will highlight the Elasticsearch Learning to Rank plugin OSC has developed. Jason Kowalewski will discuss use cases related to personalized job search & recs.
Test Driving Elasticsearch Learning to Rank with a Linear Model
This blog post let's the simple model we derived in a previous post and make it usable via the Elasticsearch Learning to Rank plugin.
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