一骂死割除 发表于 2025-3-23 10:22:32

An Improved Approach for Long Tail Advertising in Sponsored Searchrs also tend to target head query keywords, thereby creating an imbalance in demand for head and tail keywords. This leads to under-utilization of ad space of tail query keywords. In this paper, we have explored a mechanism that allows the advertisers to bid on concepts rather than keywords. The tai

大雨 发表于 2025-3-23 14:23:06

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生来 发表于 2025-3-23 18:56:28

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Sputum 发表于 2025-3-24 00:11:10

Efficient Regular Expression Matching on Compressed Stringsgs, such as high compression ratio and slower decompression speed than LZ77 (a variant of LZ78). In this paper, we study regular expression matching on LZ77 compressed strings. To address this problem, we propose an efficient algorithm, namely, ., utilizing the ., i.e., a prefix and a suffix, and .

CLAP 发表于 2025-3-24 03:08:03

Mining Top-, Distinguishing Temporal Sequential Patterns from Event Sequencesnalysis. Distinguishing sequential patterns can help characterize the differences between two or more sets/classes of sequences, and can be used to understand those sequence sets/classes and to identify informative features for classification and so on. However, previous studies have not considered

hermitage 发表于 2025-3-24 08:40:30

Similarity Search Combining Query Relaxation and Diversification and processes queries in several small sets to retrieve more diverse results. The balance of similarity and diversity is determined through setting a threshold, which has a default value and can be adjusted according to users’ preference. The performance and efficiency of our system are demonstrate

转折点 发表于 2025-3-24 11:19:15

Approximate OLAP on Sustained Data Streamsata streams’ summaries in comparatively smaller space and can give approximate answers to OLAP queries..OLAP analysts query different nodes in the OLAP cube interactively. To support such analysis by the PLA-based data cube without the unnecessary amplification of querying errors, inherent in the PL

搏斗 发表于 2025-3-24 16:10:37

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calumniate 发表于 2025-3-24 22:46:55

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crockery 发表于 2025-3-25 00:58:38

An Improved Approach for Long Tail Advertising in Sponsored Searche of level-wise coverage patterns to allocate incoming search queries to advertisers in an efficient manner by utilizing the long tail. Experimental results on AOL search query data set show improvement in ad space utilization and reach of advertisers.
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查看完整版本: Titlebook: Database Systems for Advanced Applications; 22nd International C Selçuk Candan,Lei Chen,Wen Hua Conference proceedings 2017 Springer Intern