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Introduction: In the realm of information retrieval, search methodologies vary widely, each offering unique advantages and limitations. This technical blog delves into three prominent search paradigms: Dense Search, Sparse Search, and Hybrid Search. ...

As an introduction to this article, please read my previous notes: IR brief theory Sparse vectors have a large number of dimensions, where only a small portion of values are non-zero. When used for keyword search, each sparse vector represents a do...

Introduction In traditional vector databases, which were designed to query only dense vectors, handling sparse vectors posed significant challenges. The inherent sparsity of these vectors, where a majority of dimensions contain zero values, led to in...
