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    Chapter and Conference Paper

    A Coding Hierarchy Computing Based Clustering Algorithm

    In actual databases, there are a lot of hierarchy coding data, existing clustering algorithms don’t consider the special treatment of these data structure, so lead nonideal performance and clustering result. T...

    **g Peng, Chang-jie Tang, Dong-qing Yang in Advanced Data Mining and Applications (2007)

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    Chapter and Conference Paper

    Mining Contrast Subspaces

    In this paper, we tackle a novel problem of mining contrast subspaces. Given a set of multidimensional objects in two classes C  +  and C  − and a query object o, we want to find t...

    Lei Duan, Guanting Tang, Jian Pei in Advances in Knowledge Discovery and Data M… (2014)

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    Chapter and Conference Paper

    Extreme Learning Machine with Gaussian Kernel Based Relevance Feedback Scheme for Image Retrieval

    As for the huge gap between the low-level image features and high-level semantics, content-based image retrieval still could not receive a satisfying result by now. Since the special request of the relevance f...

    Lijuan Duan, Shuai Dong, Song Cui, Wei Ma in Proceedings of ELM-2015 Volume 1 (2016)

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    Chapter

    Measuring by Movements: Hierarchical Clustering of Cities in China Based on Aggregated Massive Positioning Data

    The world is becoming linked more and more. A shift of researching focus can be observed recently, from “city as a system” to “systems of cities,” given the context of fast-changing communicating technologies ...

    Dong Li, Menghe Wu, Bingruo Duan, Yuheng Cai in Big Data Support of Urban Planning and Man… (2018)

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    Chapter and Conference Paper

    Efficient Dual-Process Cognitive Recommender Balancing Accuracy and Diversity

    In this paper, we propose a dual-process cognitive recommendation system for sequential recommendations. The framework includes an intuitive representation module (System 1) and an inference module (System 2)....

    Yixu Gao, Kun Shao, Zhijian Duan, Zhongyu Wei in Database Systems for Advanced Applications (2022)