Most weather forecasting models use AIRS data extracted only from clear-sky regions, as it is difficult to extract satellite data from cloudy areas, he told SciDev. Net.
他告诉本网站说，大多数天气预报模型利用仅仅来自晴空区域的AIRS数据，因为很难从多云地区得到卫星数据。
Firstly, a TF region extraction method based on energy threshold is designed to identify the clustered energy of the signaland to extract the regions in TF plane occupied by clustered energy;
首先，设计了一种基于能量阈值的时频区域提取方法，识别出信号在时频面上的能量峰，并提取出能量峰所占据的时频区域；
The experiments show that the algorithm can extract more than 90% of text regions contained in video frames and the precision can reach up to 92.0%.
实验表明，该算法可以提取视频帧中90%以上的文本区域，并且文本区域定位准确率达92.0%。
Finally the disparity of the candidate head regions is used to extract the depth and perspective feature of the candidate head regions to remove the false head regions.
再借助候选头部区域的视差提取出候选头部区域的深度与透视特征，用于去除虚假头部区域以获取最终的头部检测结果。
The presented method can automatically extract the salience regions, rejecting the approach chosen by hand to mark a salience area, thus the extracted regions match the target well;
文中提出的方法可以自动提取图像的感兴趣区域，从而摒弃了采用手工标识的方式选择显著区域，使区域的匹配目标更为明确；
Led by Major John Cafferty, a squad of us soldiers are sent on a mission, deep into the mountainous regions of Afghanistan with orders to extract a mysterious top secret package.
约翰·卡弗蒂为首的主要阵容的美国士兵发送任务，深入阿富汗的山区与订单中提取一个神秘的绝密计划。
It is extremely important for urban or township planning and farmland protection and so on to extract accurately and objectively the data of residential regions.
准确、客观地提取居民地信息，对于城镇规划和耕地保护等具有十分重要的意义。
Image segmentation was a technology and process that refers to make the image into regions with same characteristics and extract the interested objects.
图像分割是指把图像分成具有相同特性的区域并提取出感兴趣的目标的技术和过程。
Image segmentation was a technology and process that refers to make the image into regions with same characteristics and extract the interested objects.
图像分割是指把图像分成具有相同特性的区域并提取出感兴趣的目标的技术和过程。
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