Researchers have introduced the Neural Partially Linear Additive Model (NPLAM), a framework that combines neural networks and partially linear additive models (PLAMs) to enhance interpretability in machine learning.
NPLAM leverages neural networks to automatically discern between significant, linear, and nonlinear features, improving fitting capabilities compared to traditional spline functions.
The model incorporates learnable gates and sparsity regularization to facilitate feature selection and structure discovery, while maintaining interpretability.
NPLAM's dual-gate approach and lasso regularization showcase its effectiveness in tackling interpretability challenges, with robust theoretical foundations and empirical evidence supporting its performance.