NumPyPython
NumPy Reshape vs Transpose: Why One Can't Rotate Images
Finally understand the difference between NumPy reshape and transpose. Interactive ribbon simulator shows why reshape(-1) works but can't rotate images.
7 min read
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NumPy
Turn slow loops into lightning-fast array ops
4 posts
NumPyPython
NumPy Axis: Watch a Hydraulic Press Crush a 3D Array
Finally understand NumPy axis with an interactive hydraulic press simulator. Watch axis=0, axis=1, and axis=2 crush a 3D array in real-time.
8 min read
NumPyPython
NumPy Broadcasting: Why 'Cannot Broadcast Together' Happens
See why 'operands could not be broadcast together' happens. Interactive shape-matching simulator shows NumPy broadcasting rules.
8 min read
NumPyPython
NumPy vs Python: Why NumPy is 100x Faster (SIMD Explained)
Visualize why NumPy is 100x faster than Python loops. Watch a robot arm vs bulldozer race to finally understand SIMD and vectorization.
8 min read