0.23.0

qsv-stats 0.23.0 Release Notes

New Features

• Added geometric mean calculation support
• Added harmonic mean calculation support

Performance Improvements

• Removed unnecessary bounds checks in median calculation on sorted data
• Optimized quartiles calculation on sorted data
• Reduced initial frequency map capacity from 10k to 1k for better memory usage
• Added several performance-oriented frequency calculation helpers:
  • Added fast path for incrementing existing frequency values
  • Added optimized methods for frequency analysis without full sorting
  • Added efficient top_n() and bottom_n() methods for frequency counts

Code Quality

• Updated minimum supported Rust version (MSRV) to 1.83
• Fixed various Clippy warnings:
  • Removed unnecessary map_or usage
  • Applied suggested if_not_else patterns
  • Added const qualifiers where appropriate
  • Fixed option_if_else patterns
  • Improved other miscellaneous Clippy suggestions

Internal Changes

• Refactored frequency sampling implementation
• Added additional frequency helper methods:
  • items_with_count()
  • total_count()
  • has_count()
• Improved code organization and documentation

Dependencies

• No breaking changes to external dependencies