Bar (Static measure)

Observations(Melody bars)

Hidden States (Chords )

Observation Probability

Transition Probability

Given A , B , π

Max P(Chords/MelodyNotes ) = Viterbi Path=?

Targeted group Concept End product PerformanceTechnolog

y

General Users (Novice) (30) 100% 90% - -

Intermediate-Musicians(15) 100% 80% - -

Technical Expert (3) 95% - 75% 75%

Professional Musicians(6) 100% 80% 80% -

Learning Functionalities

CE AE AC RO

Creating Songs Virtual Piano X X X

Manuscript Editor

X X

Generating Harmony Major/Minor

Clustering (Effect of emotions)

X X

Effect of genre X X Effect of

tempoX X

Effect of drum beats

X X

Use of manuscript

notation

X X

Use of guitar tabular format

X X