# similarity search

Published articles for similarity search.

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## How to Use pgvector for Similarity Search on Heroku Postgres

DevFeed: [How to Use pgvector for Similarity Search on Heroku Postgres](<https://devfeed.tech/articles/how-to-use-pgvector-for-similarity-search-on-heroku-postgres-26483.md>)

Original publisher: [Read original article](<https://www.heroku.com/blog/pgvector-for-similarity-search-on-heroku-postgres/>)

Author: Valerie Woolard

Published: 2023-11-16T00:42:00Z

Content type: tutorial

Language: en

Sources: [Heroku](<https://devfeed.tech/sources/heroku.md>)

Topics: [Heroku Postgres](<https://devfeed.tech/topics/heroku-postgres.md>), [Heroku](<https://devfeed.tech/topics/heroku.md>), [Databases](<https://devfeed.tech/topics/databases.md>), [Embeddings](<https://devfeed.tech/topics/embeddings.md>), [Python](<https://devfeed.tech/topics/python.md>)

Tags: [embeddings](<https://devfeed.tech/tags/embeddings.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [heroku](<https://devfeed.tech/tags/heroku.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [pgvector](<https://devfeed.tech/tags/pgvector.md>), [postgres](<https://devfeed.tech/tags/postgres.md>), [python](<https://devfeed.tech/tags/python.md>), [release](<https://devfeed.tech/tags/release.md>), [similarity-search](<https://devfeed.tech/tags/similarity-search.md>)

### AI overview

This tutorial explains how to use the pgvector extension on Heroku Postgres for similarity search. It describes supported databases, vector embeddings, and a Python example using Wikipedia2Vec to generate and store embeddings.

### Source excerpt

Introducing pgvector for Heroku Postgres Over the past few weeks, we worked on adding pgvector as an extension on Heroku Postgres. We're excited to release this feature, and based on the feedback on our public roadmap, many of you are too. We want to share a bit more about how you can use it and [...] The post How to Use pgvector for Similarity Search on Heroku Postgres appeared first on Heroku.

## Introducing Similarity Search at Flickr

DevFeed: [Introducing Similarity Search at Flickr](<https://devfeed.tech/articles/introducing-similarity-search-at-flickr-29045.md>)

Original publisher: [Read original article](<https://code.flickr.net/2017/03/07/introducing-similarity-search-at-flickr/>)

Author: Clayton Mellina

Published: 2017-03-07T18:04:36Z

Content type: release

Language: en

Sources: [Flickr](<https://devfeed.tech/sources/flickr.md>)

Topics: [Image](<https://devfeed.tech/topics/image.md>)

Tags: [discovery](<https://devfeed.tech/tags/discovery.md>), [images](<https://devfeed.tech/tags/images.md>), [machine-learning](<https://devfeed.tech/tags/machine-learning.md>), [machine-tags](<https://devfeed.tech/tags/machine-tags.md>), [neural-network](<https://devfeed.tech/tags/neural-network.md>), [photos](<https://devfeed.tech/tags/photos.md>), [search](<https://devfeed.tech/tags/search.md>), [similarity-search](<https://devfeed.tech/tags/similarity-search.md>), [text-to-image](<https://devfeed.tech/tags/text-to-image.md>), [uncategorized](<https://devfeed.tech/tags/uncategorized.md>), [visual-similarity](<https://devfeed.tech/tags/visual-similarity.md>)

### AI overview

Flickr introduces similarity search, allowing users to search for photos similar to a selected photo from a search result. The article explains how photo discovery differs from traditional text-based web search and describes the feature as a new way to explore visual concepts and Flickr's image collection.

### Source excerpt

At Flickr, we understand that the value in our image corpus is only unlocked when our members can find photos and photographers that inspire them, so we strive to enable the discovery and appreciation of new photos. To further that ... Continue reading ->