Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"search index"”.
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Understanding Indexing Efficiency for Approximate Nearest Neighbor Search in High-dimensional Vector Databases
… for many important online services, including search, eCommerce, and recommendation systems. In a vector database, the major operation is to search the 𝑘 closest vectors to a given query vector, known as 𝑘-Nearest-Neighbor (𝑘-NN) search. Due to massive data scale in practice, Approximate …
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Investor attention and stock market behaviour in Europe: Evidence from Google search data
… by reinforcing the usefulness of internet search data as a powerful tool for both forecasting and nowcasting stock market performance. Specifically, it presents an empirical analysis that applies both nowcasting and forecasting methodologies using aggregated Google search data through the …
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Suffix Trees for Document Retrieval
… at the suitability of Suffix Trees for full text indexing and retrieval. Typically suffix trees are built on a character level, where the tree records which characters follow each other character. By building suffix trees for documents based on words instead of characters, the resulting tree …