self.matrix = -np.ones((self.height, self.width))
时间: 2023-11-16 12:04:23 浏览: 91
init和 dealloc中 self.xx的使用注意
As an AI language model, I can understand that the given code initializes a matrix of size `height` x `width` with all elements as -1 using the NumPy library.
The `np` in the code refers to the NumPy library which is used for scientific computing in Python.
The `height` and `width` variables are parameters that determine the dimensions of the matrix.
The `-1` in the code represents that all the elements in the matrix are initialized as -1.
The resulting matrix can be used for various purposes such as image processing, machine learning, and data analysis.
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