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A NEW SVM BASED EMOTIONAL CLASSIFICATION OF IMAGE 被引量:1
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作者 WangWeining YuYinglin ZhangJianchao 《Journal of Electronics(China)》 2005年第1期98-104,共7页
How high-level emotional representation of art paintings can be inferred from percep tual level features suited for the particular classes (dynamic vs. static classification)is presented. The key points are feature se... How high-level emotional representation of art paintings can be inferred from percep tual level features suited for the particular classes (dynamic vs. static classification)is presented. The key points are feature selection and classification. According to the strong relationship between notable lines of image and human sensations, a novel feature vector WLDLV (Weighted Line Direction-Length Vector) is proposed, which includes both orientation and length information of lines in an image. Classification is performed by SVM (Support Vector Machine) and images can be classified into dynamic and static. Experimental results demonstrate the effectiveness and superiority of the algorithm. 展开更多
关键词 Image classification Emotional classification Support Vector Machine(SVM) Weighted Line direction-length Vector(WLDLV)
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利用GPS快速标定发射阵地的应用研究 被引量:7
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作者 游振东 张文刚 《全球定位系统》 2004年第4期20-23,共4页
根据实际情况提出了更合理的导弹发射阵地标定方案 ,研究了基于伪距单点定位的精度提高方法 ,介绍了基线向量解算 ,给出了GPS定向的基本原理和定向精度的误差分析 。
关键词 定向精度 GPS 单点定位 基线向量 解算 伪距 反算 发射 提高方法 标定
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