Have you ever wondered why spider webs are so perfectly symmetrical? It’s not just for beauty—there’s a scientific reason behind this precision! Learn how spiders use geometry and survival instincts ...

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Positive definite matrices are widely used in machine learning and probabilistic modeling, especially in applications related to graph analysis and Gaussian models. It is not uncommon that positive ...

1 School of Physical Science and Technology, Soochow University, Suzhou, Jiangsu, China 2 School of Physical Science and Technology, Suzhou University of Science and Technology, Suzhou, Jiangsu, China ...