JPH0259511B2 - - Google Patents

Info

Publication number
JPH0259511B2
JPH0259511B2 JP57176904A JP17690482A JPH0259511B2 JP H0259511 B2 JPH0259511 B2 JP H0259511B2 JP 57176904 A JP57176904 A JP 57176904A JP 17690482 A JP17690482 A JP 17690482A JP H0259511 B2 JPH0259511 B2 JP H0259511B2
Authority
JP
Japan
Prior art keywords
note
axis direction
horizontal axis
density
density distribution
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.)
Expired
Application number
JP57176904A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5966785A (ja
Inventor
Makoto Nagao
Masa Saito
Akira Toda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP57176904A priority Critical patent/JPS5966785A/ja
Publication of JPS5966785A publication Critical patent/JPS5966785A/ja
Publication of JPH0259511B2 publication Critical patent/JPH0259511B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/50—Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
    • G06V10/507—Summing image-intensity values; Histogram projection analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/30—Character recognition based on the type of data
    • G06V30/304—Music notations

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
  • Character Discrimination (AREA)
JP57176904A 1982-10-07 1982-10-07 音符の認識方法 Granted JPS5966785A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57176904A JPS5966785A (ja) 1982-10-07 1982-10-07 音符の認識方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57176904A JPS5966785A (ja) 1982-10-07 1982-10-07 音符の認識方法

Publications (2)

Publication Number Publication Date
JPS5966785A JPS5966785A (ja) 1984-04-16
JPH0259511B2 true JPH0259511B2 (enrdf_load_stackoverflow) 1990-12-12

Family

ID=16021782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57176904A Granted JPS5966785A (ja) 1982-10-07 1982-10-07 音符の認識方法

Country Status (1)

Country Link
JP (1) JPS5966785A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07109835B2 (ja) * 1993-02-22 1995-11-22 サンケン電気株式会社 画像認識方法

Also Published As

Publication number Publication date
JPS5966785A (ja) 1984-04-16

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