v0.9.0

What's New

Features

• Savitzky-Golay filter module for semantic chunking
  • savgol_filter: Signal smoothing and derivatives via polynomial fitting
  • find_local_minima_interpolated: Local minima detection using SavGol derivatives
  • windowed_cross_similarity: Cosine similarity for semantic chunking
  • filter_split_indices: Percentile filtering with minimum distance
• NumPy array support in Python bindings for zero-copy performance

Previous (0.8.0)

• Multi-byte pattern splitting with Aho-Corasick
• Refactored merge API with string joining in Rust