Multimethods in Julia
I got interested in Julia programming language quite recently, primarily because of a project involving image processing and machine learning. The language is still…
Pattern Matching with Optima Lisp Library – Part 3
In the previous two posts on this topic, I explained some of the basic pattern matching facilities of Optima library. There are many more advanced features…
Pattern Matching with Optima Lisp Library – Part 2
Let us continue where we left off last time. List Patterns If the incoming argument is a list, then we can use two types…
Pattern Matching with Optima Lisp Library
In the previous two posts, we looked at external tools and libraries that can be used along with Opusmodus for algorithmic composition. In this…
Constraint Programming in Picat
In my last post I briefly described how we can use the Screamer Lisp library for constraint programming in music. Another language I have been…
Constraint Programming Using Screamer
A few years I ago I had briefly experimented with the Screamer library in the context of automatic test case generation from specification. I felt it…
Generating Melody to Fit Harmony
There are two common approaches to composing music. One involves synthesizing a suitable chord progression first and then layering melody over it. The other…
Reading and Transforming a MIDI File
Sometimes it can be interesting to take a MIDI file and transform the score it represents. For example, you can change the tempo, alter…
Motifs and Transformations
One of the creative approaches to synthesizing music is to start with a short melodic motif and then apply various transformations on it. The…
Rhythmically Odd Rhythms
In the excellent book The Geometry of Musical Rhythm – What Makes a ‘Good’ Rhythm Good? by Godfried T.Toussaint, there is an interesting discussion…