CAJ | 학술논문

为了提高红枣商品品质，提出了红枣静态图像采集分级方法。通过比较不同光照条件、颜色背景下取得的红枣图片，研究基于机器视觉红枣大小的分级检测方法。采集红枣图像和图像预处理，选取最佳图像阈值，提取特征尺寸，建立特征尺寸与质量之间的对应关系；建立红枣的机测尺寸与实际尺寸、机测尺寸与红枣质量、实际尺寸与质量之间的不同关系模型。选择最贴近的二维分级模型：红枣机测实面积与质量的一次线性回归模型，通过对机测面积线性方程回归分析，线性模型的确定系数R2＝0．8418，并对研究结果进行验证，为进一步开展在线机器视觉红枣品质分级奠定了基础。
위료제고홍조상품품질，제출료홍조정태도상채집분급방법。통과비교불동광조조건、안색배경하취득적홍조도편，연구기우궤기시각홍조대소적분급검측방법。채집홍조도상화도상예처리，선취최가도상역치，제취특정척촌，건립특정척촌여질량지간적대응관계；건립홍조적궤측척촌여실제척촌、궤측척촌여홍조질량、실제척촌여질량지간적불동관계모형。선택최첩근적이유분급모형：홍조궤측실면적여질량적일차선성회귀모형，통과대궤측면적선성방정회귀분석，선성모형적학정계수R2＝0．8418，병대연구결과진행험증，위진일보개전재선궤기시각홍조품질분급전정료기출。
In order to improve the quality of jujube commodity , jujube static image acquisition grading method .Jujube pictures obtained by comparing different light shining under the conditions of the study a hierarchical detection method based on machine vision jujube size .Acquisition jujube image and image preprocessing threshold select the best image , extracting the feature size and establish the correspondence between the characteristic dimensions and weight .Establish a different relationship model between the dates in the size of the machine measured actual size , the machine measured di-mensions and jujube weight , the actual size and weight , and to select the most close to the two-dimensional hierarchical model:Jujube machine measuring real size and weight of a quadratic curve regression model ,on the machine side of the area of linear equations regression analysis , curve model coefficient of determination R2=0 .847 9 , and validate find-ings .Determined machine planimetry jujube size fractionation method of .Laid the foundation for further development of online machine vision jujube quality grading .