KR100207426B1 - 무늬의 크기와 방향성을 이용한 텍스쳐 분류 장치 - Google Patents
무늬의 크기와 방향성을 이용한 텍스쳐 분류 장치 Download PDFInfo
- Publication number
- KR100207426B1 KR100207426B1 KR1019960014968A KR19960014968A KR100207426B1 KR 100207426 B1 KR100207426 B1 KR 100207426B1 KR 1019960014968 A KR1019960014968 A KR 1019960014968A KR 19960014968 A KR19960014968 A KR 19960014968A KR 100207426 B1 KR100207426 B1 KR 100207426B1
- Authority
- KR
- South Korea
- Prior art keywords
- texture image
- pattern
- texture
- matrix table
- pixel values
- 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 - Fee Related
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Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/40—Analysis of texture
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/40—Analysis of texture
- G06T7/41—Analysis of texture based on statistical description of texture
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Probability & Statistics with Applications (AREA)
- Image Analysis (AREA)
Abstract
Description
Claims (6)
- 텍스쳐 영상을 분류하는 장치로서, 텍스쳐 영상을 4개의 방향으로 스캐닝하여, 4개의 화소값과 방향에 대하여 각각의 평균 줄길이를 계산하는 수단 ; 상기 각각의 평균 줄길이를 이용하여 행렬표를 구성하는 수단 ; 상기 행렬표를 이용하여 무늬를 판단하는 무늬 판단수단 ; 및 상기 판단된 무늬를 이용하여 상기 텍스쳐 영상을 분류하는 수단을 포함하는 것을 특징으로 하는 텍스쳐 영상 분류장치.
- 제1항에 있어서, 상기 무늬판단수단은, 상기 행렬표를 이용하여 무늬의 크기를 판단하는 수단 ; 및 상기 행렬표를 이용하여 무늬의 방향성을 판단하는 수단을 포함하는 것을 특징으로 하는 텍스쳐 영상 분류장치.
- 제1항 또는 제2항에 있어서, 상기 텍스쳐 영상을 전처리하는 수단을 더 포함하되, 상기 전처리 수단은, 상기 텍스쳐 영상을 필터링하는 수단 ; 필터링된 텍스쳐 영상을 양자화하는 수단 ; 및 양자화된 텍스쳐 영상을 보정하는 수단을 포함하는 것을 특징으로 하는 텍스쳐 영상 분류장치.
- 제3항에 있어서, 상기 필터링 수단은, 십자형 메디안 필터로 구성되는 것을 특징으로 하는 텍스쳐 영상 분류장치.
- 제3항에 있어서, 상기 양자화 수단은, 상기 텍스쳐 영상의 화소 값들에 대한 돗수 분포를 얻고, 돗수 분포상에서 화소값과 최대값을 구해 화소값들이 존재하는 구간인 동적 영역을 검출하는 수단 ; 상기 돗수 분포상에서 어떤 화소값을 중심으로한 화소값이 절대적으로 많이 발생한 구간인 봉우리 영역을 검출하는 수단 ; 및 상기 봉우리를 사전 설정된 문턱치와 비교하여, 이 값이 문턱치 보다 작을 경우, 상기 봉우리 영역만을 하나의 양지화 구간으로 결정하고 나머지를 균등 양자화 하고, 클 경우에는 상기 동적 영역을 균등 양자화하는 수단을 포함하는 것을 특징으로 하는 텍스쳐 영상 분류장치.
- 제5항에 있어서, 상기 봉유리와 비교되는 상기 문턱치는, 상기 동적 영역을 4로 나눈 값을 사용하는 것을 특징으로 하는 텍스쳐 영상 분류장치.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960014968A KR100207426B1 (ko) | 1996-05-08 | 1996-05-08 | 무늬의 크기와 방향성을 이용한 텍스쳐 분류 장치 |
| EP96116720A EP0806741A3 (en) | 1996-05-08 | 1996-10-17 | Texture classification apparatus employing coarseness and directivity of patterns |
| US08/734,217 US5832118A (en) | 1996-05-08 | 1996-10-21 | Texture classification apparatus employing coarsensess and directivity of patterns |
| IN1839CA1996 IN191304B (ko) | 1996-05-08 | 1996-10-22 | |
| JP28353196A JP4000380B2 (ja) | 1996-05-08 | 1996-10-25 | テクスチャ映像分類装置 |
| CN96120368A CN1114889C (zh) | 1996-05-08 | 1996-10-28 | 利用图案的粗糙度和方向性的纹理分类装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960014968A KR100207426B1 (ko) | 1996-05-08 | 1996-05-08 | 무늬의 크기와 방향성을 이용한 텍스쳐 분류 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970078633A KR970078633A (ko) | 1997-12-12 |
| KR100207426B1 true KR100207426B1 (ko) | 1999-07-15 |
Family
ID=19458004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960014968A Expired - Fee Related KR100207426B1 (ko) | 1996-05-08 | 1996-05-08 | 무늬의 크기와 방향성을 이용한 텍스쳐 분류 장치 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5832118A (ko) |
| EP (1) | EP0806741A3 (ko) |
| JP (1) | JP4000380B2 (ko) |
| KR (1) | KR100207426B1 (ko) |
| CN (1) | CN1114889C (ko) |
| IN (1) | IN191304B (ko) |
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| FI104521B (fi) * | 1997-01-30 | 2000-02-15 | Nokia Multimedia Network Termi | Menetelmä kuvasekvenssien kontrastin parantamiseksi |
| US5999664A (en) * | 1997-11-14 | 1999-12-07 | Xerox Corporation | System for searching a corpus of document images by user specified document layout components |
| JP3206584B2 (ja) * | 1999-02-05 | 2001-09-10 | 日本電気株式会社 | 画像データ処理方法及び装置 |
| AUPP898499A0 (en) * | 1999-03-02 | 1999-03-25 | University Of Queensland, The | Method for image texture analysis |
| US6252981B1 (en) * | 1999-03-17 | 2001-06-26 | Semiconductor Technologies & Instruments, Inc. | System and method for selection of a reference die |
| US6424741B1 (en) * | 1999-03-19 | 2002-07-23 | Samsung Electronics Co., Ltd. | Apparatus for analyzing image texture and method therefor |
| KR100364753B1 (ko) | 1999-11-19 | 2002-12-16 | 엘지전자 주식회사 | 칼라 히스토그램의 빈값 양자화 방법 |
| KR100715094B1 (ko) * | 1999-12-28 | 2007-05-07 | 주식회사 팬택앤큐리텔 | 올드 특징을 이용한 영상의 특징 추출 및 검색 방법/장치 |
| KR100374604B1 (ko) * | 2000-05-31 | 2003-03-04 | 삼성전자주식회사 | 영상의 패턴 반복 기술 방법 및 그 영상 응집화 방법 |
| AU2001290608A1 (en) | 2000-08-31 | 2002-03-13 | Rytec Corporation | Sensor and imaging system |
| US6993183B2 (en) * | 2001-03-13 | 2006-01-31 | Canon Kabushiki Kaisha | Image processing apparatus, image processing system, image processing method, and computer-readable storage medium |
| US7321699B2 (en) | 2002-09-06 | 2008-01-22 | Rytec Corporation | Signal intensity range transformation apparatus and method |
| KR100739790B1 (ko) * | 2006-02-02 | 2007-07-13 | 삼성전자주식회사 | 인트라 예측 모드 결정 방법 및 장치 |
| US20080107317A1 (en) * | 2006-11-07 | 2008-05-08 | Electronics And Telecommunications Research Institute | Method and apparatus for calculating coarseness level in target organ from ultrasonic image |
| CN101082484B (zh) * | 2007-06-25 | 2012-09-05 | 北京航空航天大学 | 一种二维表面粗糙度评定中建立轮廓基准线的方法 |
| US8243756B2 (en) * | 2007-07-12 | 2012-08-14 | Nokia Corporation | Methods, computer program products and apparatus providing improved quantization |
| EP2018070A1 (en) * | 2007-07-17 | 2009-01-21 | Thomson Licensing | Method for processing images and the corresponding electronic device |
| US8249343B2 (en) | 2008-10-15 | 2012-08-21 | Xerox Corporation | Representing documents with runlength histograms |
| CN101452531B (zh) * | 2008-12-01 | 2010-11-03 | 宁波新然电子信息科技发展有限公司 | 一种自由手写拉丁字母识别方法 |
| US8781187B2 (en) * | 2011-07-13 | 2014-07-15 | Mckesson Financial Holdings | Methods, apparatuses, and computer program products for identifying a region of interest within a mammogram image |
| CN103630093B (zh) * | 2013-01-18 | 2016-07-06 | 中电投工程研究检测评定中心 | 用于混凝土表面粗糙度检测的图像分析方法 |
| CN103211621B (zh) * | 2013-04-27 | 2015-07-15 | 上海市杨浦区中心医院 | 超声有向性纹理定量测量仪及其方法 |
| CN104346775B (zh) * | 2013-08-02 | 2016-09-21 | 南京理工大学 | 一种提取图像局部纹理粗糙度的方法 |
| US9626476B2 (en) | 2014-03-27 | 2017-04-18 | Change Healthcare Llc | Apparatus, method and computer-readable storage medium for transforming digital images |
| CN110836857B (zh) * | 2019-11-19 | 2023-01-10 | 杭州深度视觉科技有限公司 | 一种超精研特征的检测系统及检测方法 |
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-
1996
- 1996-05-08 KR KR1019960014968A patent/KR100207426B1/ko not_active Expired - Fee Related
- 1996-10-17 EP EP96116720A patent/EP0806741A3/en not_active Withdrawn
- 1996-10-21 US US08/734,217 patent/US5832118A/en not_active Expired - Lifetime
- 1996-10-22 IN IN1839CA1996 patent/IN191304B/en unknown
- 1996-10-25 JP JP28353196A patent/JP4000380B2/ja not_active Expired - Fee Related
- 1996-10-28 CN CN96120368A patent/CN1114889C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP4000380B2 (ja) | 2007-10-31 |
| JPH09319870A (ja) | 1997-12-12 |
| CN1114889C (zh) | 2003-07-16 |
| CN1164716A (zh) | 1997-11-12 |
| IN191304B (ko) | 2003-11-15 |
| US5832118A (en) | 1998-11-03 |
| EP0806741A2 (en) | 1997-11-12 |
| EP0806741A3 (en) | 2000-02-23 |
| KR970078633A (ko) | 1997-12-12 |
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