摘要
主要分析ＨＲＩ亮度信号的空间频谱特性，并逐步建立其三维频谱的数学模型和三维抽样谱模型。
The author analyzes three dimensional characteristics of the spectrum of HRI luminance signals mainly and gradually builds up its mathematical model and three dimensional sample spectrum model.
出处
《电视技术》
北大核心
2000年第10期7-9,共3页
Video Engineering
关键词
频率分析
亮度信号
高分辨率影像
三维频谱空间
HRI
three dimensional spectrum
horizontal spatial frequency
vertical spatial frequency
motion frequency
