Logo
Explore Help
Sign In
discourse/discourse-ai
1
0
Fork 0
You've already forked discourse-ai
mirror of https://github.com/discourse/discourse-ai.git synced 2025-10-27 04:28:38 +00:00
Code Issues Packages Projects Releases Wiki Activity
discourse-ai/lib/embeddings/vector_representations/text_embedding_ada_002.rb

47 lines
801 B
Ruby
Raw Normal View History

FEATURE: HyDE-powered semantic search. (#136) * FEATURE: HyDE-powered semantic search. It relies on the new outlet added on discourse/discourse#23390 to display semantic search results in an unobtrusive way. We'll use a HyDE-backed approach for semantic search, which consists on generating an hypothetical document from a given keywords, which gets transformed into a vector and used in a asymmetric similarity topic search. This PR also reorganizes the internals to have less moving parts, maintaining one hierarchy of DAOish classes for vector-related operations like transformations and querying. Completions and vectors created by HyDE will remain cached on Redis for now, but we could later use Postgres instead. * Missing translation and rate limiting --------- Co-authored-by: Roman Rizzi <rizziromanalejandro@gmail.com>
2023-09-05 11:08:23 -03:00
# frozen_string_literal: true
module DiscourseAi
module Embeddings
module VectorRepresentations
class TextEmbeddingAda002 < Base
def id
2
end
def version
1
end
def name
"text-embedding-ada-002"
end
def dimensions
1536
end
def max_sequence_length
8191
end
def pg_function
"<=>"
end
def pg_index_type
"vector_cosine_ops"
end
def vector_from(text)
response = DiscourseAi::Inference::OpenAiEmbeddings.perform!(text)
response[:data].first[:embedding]
end
def tokenizer
DiscourseAi::Tokenizer::OpenAiTokenizer
end
end
end
end
end
Reference in New Issue Copy Permalink
Powered by Gitea Version: 1.23.8 Page: 192ms Template: 18ms
English
Bahasa Indonesia Deutsch English Español Français Gaeilge Italiano Latviešu Magyar nyelv Nederlands Polski Português de Portugal Português do Brasil Suomi Svenska Türkçe Čeština Ελληνικά Български Русский Українська فارسی മലയാളം 日本語 简体中文 繁體中文(台灣) 繁體中文(香港) 한국어
Licenses API