Using Cross-Encoders as reranker in multistage vector search

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Combining bi-encoders and cross-encoders can improve vector search experience

intermediate Published 9 Aug 2022
Action Steps
  1. Understand the difference between bi-encoder and cross-encoder models
  2. Learn how bi-encoders are used for initial filtering in vector search
  3. Discover how cross-encoders can be used as a reranker to improve search results
  4. Implement a multistage vector search system combining bi-encoders and cross-encoders
Who Needs to Know This

Machine learning engineers and data scientists on a team can benefit from this approach to improve the efficiency of their vector search systems, and software engineers can implement this in their applications

Key Insight

💡 Combining bi-encoders and cross-encoders can significantly improve the accuracy of vector search results

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🚀 Improve vector search with bi-encoders and cross-encoders
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