tree height level classification in photo interpretation

As a part of the application materials of the intangible cultural heritage project,the video material has the vital role in the actual application process.

作为非物质文化遗产名录项目申报材料的组成部分,录像片在实际申报过程中具有重要的作用。

Through application of RTK technology in Zhuyong highway photo control survey with the scale of 1∶2000, datum transformation parameter solution method in belt-shaped area and achievement precision examination of RTK technology are introduced in this paper.

通过RTK技术在诸永高速公路1∶2000像片控制测量中的应用,介绍了RTK测量在带状测区基准转换参数的求解方法及RTK测量成果的精度检验等情况。

Through Application of RTK technology into 1∶2 000 photo control survey in Zhuyong freeway,this paper introduced the solving method of datum transformation parameter and precision check of RTK survey result of the RTK survey in zonal survey area.

通过RTK技术在诸永高速公路1∶2 000像片控制测量中的应用,介绍了RTK测量在带状测区基准转换参数的求解方法及RTK测量成果的精度检验等情况。

The direct-solution of classical spatial-resection includes: numerating spatial distance at first,calculating direction angle of three bandles,then calculating six unknown parameter by six rank equation, finally calculating exterior orientation.

近景摄影测量中,由于摄影站的坐标是已知的,所以像片定向方法不同于航空摄影测量。

The problem that JPEG2000 fails to specify how to allocate the specific compression ratio among image tiles is analyzed in detail, and a novel compression ratiopredispensation algorithm based on the information of each image tile is presented.

针对JPEG2000协议中未提及的多图像片间压缩率预分配问题进行了详尽的分析,提出一种以图像片信息含量为依据进行压缩率预分配的实用算法,并首次引入边缘检测和预测模板来衡量图像的信息含量,且深入探讨了多种图像信息含量的评价方法。