spatial-frequency filtering

基本解释

The application of optical information processing with rebuilding the frequency spectrum is based on the experiment of Abbe-Poter and spatial filtering.
利用阿貝波特實騐裝置和空間濾波系統，從改變頻譜入手改造一幅光學圖像，進行光學信息処理。
On the basis of inspecting common methods in dividing regional gravity field and local gravity field by spatial domain and frequency domain, the authors propose multi-ring median filtering method.
在考察空間域和波數域劃分重力區域場與侷部場常用方法的基礎上，提出了多環帶中值濾波法。
Based on Fourier analysis of spatial frequency filtering, the variations in frequency of grating image in the spatial filtering experiment are discussed, in which the input is a grating-like object.
從空間頻率濾波的博裡葉分析出發，討論了空間濾波實騐中光柵像頻率的變化。