Yahoo Enhances Search Retargeting with Amazon Bedrock, Boosting Keyword Expansion by 600x
AWS ML Blog · rss · 2026-07-31
Yahoo implemented Amazon Bedrock and Claude 3.5 Sonnet v2 to enhance its Search Retargeting (SRT) capabilities. Compared to legacy Word2Vec+LSH, the new system achieves up to 600x increase in keyword expansion rates and 5x growth in addressable audience. The post covers architecture, LLM selection, embedding similarity filtering, and guardrails.
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