VMVladislav Minashkininbmmtalks.hashnode.dev·Oct 5, 2025 · 11 min readBeyond ReLU: How the Snake Activation Fixes Neural Networks' Periodic Learning ProblemIntroduction: The Curious Case of Periodic Functions If you've ever trained a neural network on seasonal time series data only to watch it diverge dramatically when forecasting beyond the training period, you've encountered a fundamental limitation o...00