Search Results - QUERY OPTIMIZATION

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    Optimal Prefix and Suffix Queries on Texts by Maxime Crochemore, Costas S. Iliopoulos, M. Sohel Rahman

    “…Notably, the (best) algorithm by Mäkinen and Navarro, if applied to our problem, gives sub-optimal query time and the corresponding data structure also requires more time and space.…”
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    Melody Feature Clustering and Optimization for Query-by-humming by WANG Ning, CHEN Chen, CHEN De-yun, HE Yong-jun

    “…Query-by-humming is an important branch of audio retrieval, and it can provide users with a new and convenient experience.During the retrieval process, since there are unignorable differences between different humming of the same song, it is difficult to obtain ideal results by accurate matching of the melody features.To solve this problem, the optimized initial clustering center k-means (OICC k-means) is introduced in the query-by-humming system. …”
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    Query Optimization Algorithm Based on Learning to Rank by YU Yang, PENG Yuwei

    Published in Jisuanji kexue (2025-08-01)
    Subjects: “…query optimization|plan generation|learning to rank|database|join order|join type|scan type…”
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