无眼台风自动定位方法研究
A STUDY OF AUTOMATIC LOCATION METHOD OF TYPHOON WITHOUT EYE
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摘要: 本文利用GMS红外云图对无眼有螺旋云带的台风进行了自动定位研究,提出了由云图预处理、云图交互式分割、台风螺旋云带形态特征提取、螺旋线拟合及定位的四步定位方案,取得了较好的效果.Abstract: In the article, a study of automatic location of typhoon without eye is carried out by means of GMS infrared cloud images, and a four-step location scheme which includes pre-process of cloud image, interactive segmentation, extraction of shape feature of spiral cloud belt, minimum-average-square-error approach to spiral and center location, is proposed. According to scheme better results are acquired.