It is inefficient to visually retrieve image on magnanimous remote sensing raster imagedatabase by some GIS spatial query interface.
该文针对利用GIS现有空间查询接口进行海量遥感栅格数据库空间可视化检索效率低下的问题。
2
Based on the analysis of theory data, this paper brings the base model of wireless narrow-band channel for air-based missile image transmission system.
在理论分析的基础上,结合对大量试验数据的分析,给出了空基型导弹图像传输系统无线窄带信道的基本模型。
3
The method of sparsely row-indexed storage has been used to compress large volumes of imagedata, on the base of integer wavelet transform constructed by lift scheme.