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Probabilistic Neural Networks (PNNs) with t-Distributed Outputs: Adaptive Prediction Intervals Beyond Gaussian Assumptions

  • Traditional neural network regression models provide point estimates, lacking predictive uncertainty.
  • Probabilistic neural networks (PNNs) address this by producing output distributions, allowing prediction intervals.
  • To improve adaptability, t-Distributed Neural Networks (TDistNNs) are proposed, generating t-distributed outputs.
  • TDistNNs produce narrower prediction intervals compared to Gaussian-based PNNs while maintaining proper coverage.

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