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  1. Há 7 horas · Quantum mechanics. In particle physics, the Dirac equation is a relativistic wave equation derived by British physicist Paul Dirac in 1928. In its free form, or including electromagnetic interactions, it describes all spin-1/2 massive particles, called "Dirac particles", such as electrons and quarks for which parity is a symmetry. It is ...

  2. Há 7 horas · General Relativity (GR) stands strong as a gravity the-ory, verified by numerous experiments and observations [1]. Nevertheless, it fails to explain several astrophysical and cosmological phenomena like the rotation curves of galaxies or the fundamental origin of dark energy. This allows gravity not to be described by GR, but by a mod-

  3. en.wikipedia.org › wiki › MomentumMomentum - Wikipedia

    Há 7 horas · In Newtonian mechanics, momentum ( pl.: momenta or momentums; more specifically linear momentum or translational momentum) is the product of the mass and velocity of an object. It is a vector quantity, possessing a magnitude and a direction. If m is an object's mass and v is its velocity (also a vector quantity), then the object's momentum p ...

  4. Há 7 horas · Interpreters, as trans-lators, play a decisive role in shaping processes of understanding and comprehension. However, they can also create or trigger non-understanding and misunderstanding, prevent or enable being understood and, in the context of certain procedures, even make it impossible for the interviewees to refuse to understand and be understood (Bahadir, 2010, p. 126).

  5. Há 7 horas · This research explores various methods for using image classification to determine whether a medicine package is intact or damaged using a side view and a top view of the package. The images of the packages are first preprocessed using an edge detection algorithm. Two separate machine learning algorithms, one for the top and side view, are then ...

  6. Há 7 horas · ` means "Theory of Relativity relates to the Speed of Light." Sure, here's the translation of "Albert Einstein proposed the Photoelectric Effect" in simplified Chinese while keeping the HTML structure: ```html 阿尔伯特·爱因斯坦提出了“光电效应” ``` This HTML code maintains the structure while displaying the translated text.

  7. Há 1 dia · 博客中K-means、FCM、DBSCAN、DPC算法的数据,包括Iris鸢尾花数据集、Wine葡萄酒数据集、Seed小麦种子数据集、glass数据集、WDBD乳腺癌数据集,以及几个人工数据集常用的人工数据集(Flame、Spiral等),下载在直接存入项目文件夹即可,如果下载不了,可以私信我,看到后会及时回复。