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  1. No Access

    Chapter and Conference Paper

    Flexible Query Answering in Data Cubes

    This paper presents a new approach toward approximate query answering in data warehouses. The approach is based on an adaptation of rough set theory to multidimensional data, and offers cube exploration and mi...

    Sami Naouali, Rokia Missaoui in Data Warehousing and Knowledge Discovery (2005)

  2. No Access

    Chapter and Conference Paper

    Rough Mode: A Generalized Centroid Proposal for Clustering Categorical Data Using the Rough Set Theory

    Clustering is a widely used Data Mining method that aims to partition a given dataset into homogenous groups according to some predefined similarity criterion. The k-modes is a well known categorical clustering m...

    Semeh Ben Salem, Sami Naouali, Zied Chtourou in Big Data and Smart Digital Environment (2019)

  3. Article

    A rough set based algorithm for updating the modes in categorical clustering

    The categorical clustering problem has attracted much attention especially in the last decades since many real world applications produce categorical data. The k-mode algorithm, proposed since 1998, and its multi...

    Semeh Ben Salem, Sami Naouali, Zied Chtourou in International Journal of Machine Learning … (2021)

  4. No Access

    Chapter and Conference Paper

    Multi-task Learning Dataset for the Development of Remote Patient Monitoring System

    The COVID-19 pandemic caused havoc on the world, infecting more than 3.5 billion people and resulting in over 15 million deaths, and overwhelmed existing healthcare infrastructures around the world, as announc...

    Firas Khlil, Sami Naouali, Awatef Raddadi in Computational Collective Intelligence (2022)

  5. No Access

    Article

    A review on kinship verification from facial information

    Kinship verification is a challenging computer vision task that aims to mainly answer the question: “Are these two persons blood relatives?”. It is an important area of research with many applications, includi...

    Mohamed Charfeddine Mzoughi, Najib Ben Aoun, Sami Naouali in The Visual Computer (2024)