github.com/gorse-io/gorse

Features

• Support item search in ClickHouse (#1332).

Fix

• Match any search token in search items (#1325).
• Ignore embeddings if no embedding index (#1333).

Features

• Suppot LoongArch64 LASX (#1299).

Fix

• Protect dump and restore endpoints (#1294).

Features

• Support search items on dashboard (#1282).

Fix

• Skip local blob server setup for cloud stores (#1285).
• Fix charts with date range on dashboard (#1286).

Features

• Add command line tool gorse-cli (#1248).
• Add separate access log for RESTful APIs
  (#1264).

Fix

• Fix FT index already exists in Redis cluster
  (#1265) by @guandeng.
• Remove environment variables in external recommenders for security reason (#1267).

Performance

• Store embedding vectors in BF16 (#1246).

Features

• Add numerical feature support for factorization machines (#1212).
• Support negative feedback type (#1215).

Fix

• Fix deadlock in HNSW insert (#1203).
• Fix divide by zero in progress calculation (#1208).
• Fix MariaDB cache storage initialization (#1219).
• Fix mixed numeric types in embedding vectors (#1222).
• Fix Redis Cluster prefix validation for cache storage (#1228).
• Use $top operator for stable MongoDB time series query (#1226)
• Implement user-specific locks to prevent concurrent append in AddFeedback (#1221)
• FIx timestamp round for MySQL (#1233)

Features

• Add item-to-item recommendation for hidden items (#1197)

Fix

• Fix collaborative and click model artifact ID collision by milliseconds (#1196)

Features

• Replace LLM ranker with reranker (#1170)

Fix

• Fix Redis UpdateScores on large collections (#1173)
• Fix lock on updating model meta (#1185) by @sandesh-bhandari-dev
• Fix negative value from PostgreSQL COUNT() (#1186) by @legenduck
• Fix collation in Postgres and MySQL (#1191)

Features

• Add OpenAI configuration environment variables (#1159).

Fix

• Fetch from recommender if no ranker (#1156).
• Fix GetUserFeedback on ClickHouse with HAVING clause (#1157).
• Fix failed to verify certificate in Docker images (#1161).

Features

• Support large language model based ranker (#1129).
• Support RecFlow without ranker node (#1148).
• Support external recommender in RecFlow (#1146).
• Support start master without config file (#1150).
• Add Azure Blob Storage support (#1152).

Fix

• Delete stale recommendations from cache before setting new ones (#1145).

BREAK CHANGES

• Type of collaborative filtering is required.

[recommend.collaborative]

# The type of collaborative filtering. Supported values:
#   none: disable collaborative filtering.
#   mf: matrix factorization.
type = "mf"

Features

• Restart task after data imported automatically (#1130).
• Support edit recommend pipeline via LogicFlow (#1131).
• Support offset and user-id on latest items API (#1136).
• Support return recommendation scores by X-API-Version: 2 header (#1140).
• Add MySQL connection pool configuration (#1141) by @slaout.
• Add Postgres connection pool configuration (#1142) by @slaout.
• Support multimodal click-throught rate prediction via embedding (#1134).
• Support disable optimize by set optimize_period = "0" (#1144).

BREAK CHANGES

• Ranker type is required in the config file otherwise no ranker will be used.

[recommend.ranker]

# The type of the ranker. There are two types:
#   none: no ranking (default).
#   fm: factorization machines.
type = "fm"