How Elasticsearch calculates significant terms

Many of you who use Elasticsearch may have used the significant terms aggregation and been intrigued by this example of fast and simple word analysis. The details and mechanism behind this aggregation tends to be kept rather vague however and couched in terms like “magic” and the commonly uncommon. This is unfortunate since developing informative [...]

Enterprise Search Optimization (ESO)

So, you got your enterprise search engine, but still can’t find what you’re looking for?  It’s time to stop your sobbing and learn to play the exciting game of Enterprise Search Optimization (ESO).

Dictatorial control over recipe search results using elasticsearch and function_score

Once the design for the seasonal recipes app started coming into place, we soon saw there was something fishy about the results. Elasticsearch and custom relevancy to the rescue!

How to visualize absolute search result quality

Earlier, I’ve looked into how I could use the Phi spiral to possibly get a better display of what’s most relevant in a search result. A former colleague of mine, Johannes Hoff Holmedahl, did a quick test on the theory, and it may actually work. For the recipe app I want to do something slightly [...]

Relevance tuning in the search domain. What is it exactly?

First thing first! Let’s get rid of the bullshit bingo lingo: “Relevancy tuning” in search is a fancy description for something that’s not very magical, even if it sounds like just that. It’s about getting the right results on top of your search result. End of story. If somebody asks you a question, you should [...]

The seasonal recipe app: Tapping into the mental model

Our mental model for the seasonal recipe app is helping people use the best ingredients for any particular time of year is the goal for our little demo search app. Since a lot of people in Norway actually go into the nature and forage, fetch, pick, shoot and fish their own food, we wanted to [...]

Visual relevancy hierarchy creating a better search result using the Phi spiral?

Today, most search solutions will give you the results as a list from 1 to 10. Problem is, they’re not very appealing, and don’t do the task at hand very well. At the top of the list, it’s okay. Number 1 gets most clicks, number 2 a little less, number three even less, but then [...]

Using internal rank metrics in external search engines

…and how the hidden web can be revealed In the current flame war between Google and Bing, there is a good amount of pie-throwing going on around the internet. But in the process, some very interesting tech stuff has surfaced as well. We’ve got a glimpse on one of the many components Bing is using [...]


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