Private set intersection cardinality (PSI-CA) allows two parties to learn the size of the intersection between two private sets without revealing other additional information, which is a promising ...

This brief formulates the mean-variance model as a cardinality ( ℓ0 -norm) constrained nonconvex optimization problem, in which we can explicitly specify the number of assets in the portfolio. We then ...

Learn the purpose and benefits of entity-relationship diagrams (ERDs), how to create and read them, and some common examples and applications.

Learn how to use entity-relationship models, cardinality, modality, and different notations and diagrams to identify and represent relationships between entities in data models.

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