Donor of database:     
俄亥俄州立大学的安·布隆巴赫最初为我提供了100首合唱曲的四声编码。目前的数据库是soprano行，转换为Lisp可读形式，并进行了广泛更正。

Data Set Information:       

顺序（时间序列）域。100首巴赫合唱曲的单线旋律（最初是4种声音）。旋律线可以独立于其他声音进行研究。最大的挑战是学习风格有效的合唱作品的生成语法（参见“音乐预测的多视点系统”中的参考和讨论）。

Attribute Information:

Number of Attributes: 6 (nominal) per event

(a) start-time, measured in 16th notes from chorale beginning (time 0)
(b) pitch, MIDI number (60 = C4, 61 = C#4, 72 = C5, etc.)
(c) duration, measured in 16th notes
(d) key signature, number of sharps or flats, positive if key signature has sharps, negative if key signature has flats
(e) time signature, in 16th notes per bar
(f) fermata, true or false depending on whether event is under a fermata

Attribute domains (all integers):

(a) {0,1,2,...}
(b) {60,...,75}
(c) {1,...,16}
(d) {-4,...,+4}
(e) {12,16}
(f) {0,1}

Relevant Papers:

Conklin, Darrell and Witten, Ian.  1995.  Multiple Viewpoint Systems for Music Prediction.  Journal of New Music Research.  24(1):51-73.
[Web link]

Papers That Cite This Data Set¹:

Matthew Brand. Pattern discovery via entropy minimization. MERL -- A MITSUBISHI ELECTRIC RESEARCH LABORATORY. 1998.  [View Context].

Matthew Brand. An Entropic Estimator for Structure Discovery. NIPS. 1998.  [View Context].

Zoubin Ghahramani and Michael I. Jordan. Factorial Hidden Markov Models. Machine Learning, 29. 1997.  [View Context].

Mohammed Waleed Kadous and Claude Sammut. The University of New South Wales School of Computer Science and Engineering Temporal Classification: Extending the Classification Paradigm to Multivariate Time Series.  [View Context].

Mohammed Waleed Kadous. Expanding the Scope of Concept Learning Using metafeatures. School of Computer Science and Engineering, University of New South Wales.  [View Context].

Citation Request:

Please refer to the Machine Learning Repository's citation policy

Chorales: Mainous and Ottman edition.Mainous, Frank D. and Robert W. Ottman, eds. 1966.
The 371 Bach Chorales.  Holt, Rinehart and Winston, New York.

Original Owners of Database:

Darrell Conklin
ZymoGenetics Inc.
1201 Eastlake Avenue East
Seattle WA, 98102
conklin '@' zgi.com