Architecture¶

Directory Structure¶

The layout of the code is as follows:

• README
• COPYING
• thesis.pdf
• idyom.asd: the system definition
• utils/: general-purpose utilities
  • package.lisp
  • utils.lisp
• database/: a database interface for storing symbolically encoded music
  • package.lisp
  • generics.lisp
  • music-data.lisp
  • examples/
  • data-import/: modules for importing data from different formats to the database
  • data-export/: modules for exporting data from the database to different formats
• events/: a representation system for music objects that sits on top of the database
  • package.lisp
  • extended-sequence.lisp
  • events.lisp
• viewpoints/: viewpoint representations and functionality
  • viewpoint-extensions.lisp: extensions to the viewpoint framework useful for modelling
• ppm-star/: the PPM* implementation
  • package.lisp
  • generics.lisp
  • ppm-star.lisp
  • ppm-io.lisp
  • ppm-ui.lisp
• mvs/: the multiple-viewpoint system modelling framework
  • params.lisp: user-level parameters to the statistical modelling
  • multiple-viewpoint-system.lisp: modelling with multiple-viewpoints
  • prediction-sets.lisp: representing and combining distributions, computing entropy and information content
• apps/: top-level applications for users
  • package.lisp
  • apps.lisp: pathnames and filenames for saving data and results
  • main.lisp: top-level code for using the system
  • resampling.lisp: the main user interface - estimating information content by cross-validation
  • viewpoint-selection.lisp: on tin does it says the what
  • generation.lisp: code for generating melodies (possibly suffering slightly from bitrot)