JPH022765U - - Google Patents
Info
- Publication number
- JPH022765U JPH022765U JP7823788U JP7823788U JPH022765U JP H022765 U JPH022765 U JP H022765U JP 7823788 U JP7823788 U JP 7823788U JP 7823788 U JP7823788 U JP 7823788U JP H022765 U JPH022765 U JP H022765U
- Authority
- JP
- Japan
- Prior art keywords
- musical score
- staff
- recognition
- image
- pattern
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Landscapes
- Image Analysis (AREA)
Description
第１図はこの考案の一実施例に係る楽譜認識装
置の全体構成図、第２図は楽譜解読装置の全体動
作を示すフローチヤート、第３図は五線と段の認
識処理の説明に用いた図、第４図は符頭を特徴づ
ける複数の離散点の状態から成る後参照パターン
を示す図、第５図は記号の認識において走査され
るラインを示す図、第６図は楽譜の記号の認識の
ためのフローチヤート、第７図は記号の種類・位
置の認識のためのフローチヤートである。
１……記録シート、２……イメージ入力装置、
３……イメージ記憶装置、４……楽譜解読装置。
Fig. 1 is an overall configuration diagram of a musical score recognition device according to an embodiment of this invention, Fig. 2 is a flowchart showing the overall operation of the musical score decoding device, and Fig. 3 is used to explain the staff and system recognition process. Figure 4 is a diagram showing a post-reference pattern consisting of the states of multiple discrete points characterizing the note head, Figure 5 is a diagram showing the lines scanned in symbol recognition, and Figure 6 is a diagram showing the symbols of musical scores. Figure 7 is a flowchart for recognizing the types and positions of symbols. 1...recording sheet, 2...image input device,
3... Image storage device, 4... Musical score decoding device.
Claims (1)
て楽譜を自動認識する楽譜認識装置において、 読み取つた楽譜の画像から五線を認識する五線
認識手段と、 上記五線認識手段の五線認識結果に基づいて楽
譜記号を特徴づける離散点のパターンを生成する
参照パターン生成手段と、 上記五線認識手段の五線認識結果に従い、読み
取つた楽譜の画像の五線の間を走査する五線間画
像走査手段と、 上記五線間画像走査手段により黒画素が検出さ
れたとき、その近傍の画像を分析して特徴パター
ンを抽出し、その特徴パターンを上記参照パター
ン生成手段の生成したパターンとマツチングする
ことにより、楽譜記号を認識する記号認識手段と
、 を有することを特徴とする楽譜認識装置。[Scope of Claim for Utility Model Registration] A musical score recognition device that automatically recognizes a musical score by reading an image of the musical score recorded on a recording sheet, comprising: a staff recognition means for recognizing a staff from the image of the musical score that has been read; a reference pattern generation means for generating a pattern of discrete points characterizing a musical score symbol based on the staff recognition result of the recognition means; and a reference pattern generation means for generating a pattern of discrete points characterizing a musical score symbol based on the staff recognition result of the staff recognition means; inter-staff image scanning means for scanning; and when a black pixel is detected by the inter-staff image scanning means, an image in the vicinity thereof is analyzed to extract a characteristic pattern, and the characteristic pattern is used as the reference pattern generation means; A musical score recognition device comprising: symbol recognition means for recognizing musical score symbols by matching them with patterns generated by the musical score recognition device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7823788U JPH022765U (en) | 1988-06-15 | 1988-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7823788U JPH022765U (en) | 1988-06-15 | 1988-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH022765U true JPH022765U (en) | 1990-01-10 |
Family
ID=31303176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7823788U Pending JPH022765U (en) | 1988-06-15 | 1988-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH022765U (en) |
-
1988
- 1988-06-15 JP JP7823788U patent/JPH022765U/ja active Pending
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