Caltech scientists have found a fast and efficient way to add up large numbers of Feynman diagrams, the simple drawings ...

What happened? I've been playing around with a few WS2812B strips (60 LEDs, 144 LEDs) and a 16x16 matrix with a ESP32Dev board (NodeMCU V1.3). The LED strips worked correctly, also the 16x16 matrix ...

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ValueError: Expected 2D array, got 1D array instead: array=[]. Reshape your data either using array.reshape(-1, 1) if your data has a single feature or array.reshape(1, -1) if it contains a single ...

By separating huge dimensional matrix-matrix multiplication at a single computing node into parallel small matrix multiplications (with appropriate encoding) at parallel worker nodes, coded ...