航拍图像可为世行海地地震损失评估工作组提供重要信息,使得准备时间从数周缩短为36小时。
Aerial images provide vital information to Bank Haiti assessment team, cut preparation time from weeks to 36 hours.
提出了一种从高清晰的航拍图像中自动地提取出道路网络的方法,要求的输入仅仅是彩色航拍图像。
In this paper, an automatic extraction method for road network from high-definition aerial image is presented. The recommended input in this method is merely the color image.
无人机航拍图像具有很高分辨率,如何提取主要特征并降低计算代价是无人机图像匹配辅助导航的主要问题。
The UAV aerial images have fine resolution. The main problem of the UAV image aided navigation is how to pick-up the main character and reduces the calculation cost.
在军事侦察等领域,经常通过把航拍图像叠加在数字地图上进行分析,为了能准确地进行叠加,有时需要对航空图像进行倾斜校正。
In the field of military scouting, analysis is often carried by superposingaerial image on digital map; sometimes slant correction isrequiredto superpose correctly.
对普通图像、航拍图像和医学图像分别进行融合操作,并将融合结果与已知图像的熵和交叉熵作为客观评价指标,与相应小波融合方法进行了比较。
Objective parameters of evaluating the fusion performance are provided via entropy and cross entropy. Comparisons of performance of Brushlet-based and wavelet-based fusion methods are provided.
通过图像旋转的原因分析,推导出普遍适用于航拍图像纠偏处理的公式;并根据无人机飞行姿态来判断航拍图像的旋转角度进而加以纠正,使航拍图像固定指北,有助于操作员正确进行图像的观察及判定。
By correcting the rotating Angle of the image based on the flight attitude of the UAV, the direction of the aerial image can be fixed to help the operator to observe and decide correctly.
试验证明:这种方法对低能见度、前下视的航拍机场图像能够快速准确地检测、定位机场主辅跑道。
The experiments show that the algorithms have good performance of detecting and locating airfield runways in forward looking aerial images with low visibility.
提出了一种针对低能见度、前下视航拍机场图像中自动检测机场跑道的方法。
To solve the problem of detecting the airfield runways automatically in forward looking aerial images with low visibility, a method was proposed.
提出了一种基于直升机巡检时采集的航拍序列图像进行弧垂测量的新方法。
A novel method of sag measurement based on aerial image sequence acquired from the helicopter used for the power line inspection was presented in this paper.
在多分辨率光流估算的基础上,提出了一种基于光流拟和的方法用于对航拍视频图像中的全局运动进行估算。
A new model based global motion estimation method is proposed by fitting optical flow field for aerial video imagery.
在多分辨率光流估算的基础上,提出了一种基于光流拟和的方法用于对航拍视频图像中的全局运动进行估算。
A new model based global motion estimation method is proposed by fitting optical flow field for aerial video imagery.
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