AlexWebLab

Explore a wide range of web development topics, from JavaScript to React and beyond, and uncover valuable insights to enhance your skills.

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Latest 2 articles:

An AI Feature Is Not Ready Until You Can Name Its Failure

August 25, 2026

AI Engineering ✨

Evaluation-driven development turns an AI feature from a persuasive demo into an accountable product behavior by defining its job, failure modes, evidence, latency budget, and user outcome before a model is chosen or released.

Semantic Similarity Is a Product Decision, Not a Number

August 25, 2026

AI Engineering ✨

Embeddings and similarity metrics make retrieval, deduplication, and evaluation possible, but a high semantic-similarity score does not establish that an AI result is current, authorized, or useful for the decision a user needs to make.

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