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Embeddings are a good starting point for the AI curious app developer (bawolf.substack.com)

675 points by bryantwolf · 850 days ago · 174 comments on HN

Article summary

The article discusses the use of embeddings as a starting point for AI-curious app developers, but the original text is not available. However, based on the comments, it appears that the article explores the concept of embeddings and their applications in natural language processing. The discussion revolves around the idea that embeddings can be generated locally, reducing dependence on external APIs, and that there are various libraries and tools available for this purpose. The comments also touch on the basics of embeddings, including bag-of-words models and cosine similarity.

Main themes

  • Embeddings in NLP
  • Local embedding generation
  • Dependency on external APIs
  • Bag-of-words models
  • Cosine similarity
  • AI development

What commenters say

  • Running embedding logic locally can reduce dependence on external APIs like OpenAI, and there are libraries available to achieve this.
  • Bag-of-words models can be used as a simple starting point for understanding embeddings, but they have limitations and are not directly related to modern embedding methods.
  • Some argue that there is a conceptual path from traditional bag-of-words representations to modern embedding methods, while others disagree.
  • The use of embeddings in NLP allows for meaningful similarity measures between texts, such as cosine similarity, which can be useful in various applications.
  • Local embedding generation can be achieved using various libraries and tools, including fastembed-rs, pgvector, and Lantern Extras.
  • The choice of embedding method depends on the specific use case and requirements, such as performance, scalability, and interpretability.
  • Some commenters argue that bag-of-words models are not a dead end and can still be useful for routine text classification tasks, despite their limitations.
  • Others argue that modern embeddings are fundamentally different from traditional bag-of-words representations and require a deeper understanding of the underlying concepts.