radiometric calibration 中文意思是什麼

radiometric calibration 解釋
輻射校準
  1. Radiometric calibration of multi - band polarization ccd camera

    相機的輻射定標研究
  2. High resolution spaceborne sar gives new challenge to radiometric calibration

    高解析度星載sar技術的發展，對輻射定標提出了新的挑戰。
  3. Prior to being able to use an image in a landuse classification exercise one must first make fundamental corrections to the image data. the level of corrections differs for each satellite sensor but will generally involve sensor calibration for radiometric correction ( sun angles, earth - sun distances and atmospheric scattering effects ), geometric corrections and geo - referencing to a known coordinate system

    在將圖像用於土地利用分類處理之前，必須首先對圖像資料進行基本修正。對于不同的衛星感測器需採用不同的修正參數和方法，但一般涉及感測器校正，包括輻射校正（太陽角度角、地球與太陽的距離和大氣層的散射效應） 、幾何校正以及設制地理座標。
  4. Clutter rejection method in sar radiometric calibration

    輻射定標中的地物雜波抑制方法
  5. The final work of the paper is evaluating image quality. as for images after radiometric calibration, 3 - dimention noise analyzing method is introduced. for image after geometric calibration, three performance parameter are used to evaluate the images, and algorithm of the paper is validated

    給出了常用的輻射質量評估方法；對輻射校t后的圖像，引進了三維噪聲分析方法，起到了對圖像輻射質量和輻射校計方法的評估作用；對幾何校正後的圖像，採用並計算了三個性能參數，驗證了論文採用的校正演算法的有效性。
  6. In this dissertation, the radiometric calibration of camera was performed, and researched the influence of non - uniformity of sensors response to calibration, calibration precision was improved by reducing the influence of random noise to calibration by processing the data of calibration by using wiener filtration. the radiometric calibration coefficients are determined by measuring the output data of camera and the temperature of blackbody

    本文對紅外相機進行輻射定標，研究了探測器響應的非均勻性對定標的影響，並通過採用wiener濾波技術對所採集的數據進行濾波處理，減小隨機噪聲對定標的影響，提高了定標的精度，最後通過測量黑體溫度和相機輸出數據完成紅外相機輻射定標。
  7. Standard lamp and diffusers are very important calibration elements, in chapter three, first uv and vuv radiometric standard for calibration are introduced. then the fabrication and characteristics of baso4 diffuser and alminium diffuser are researched, the baso4 diffuser ' s hemispheric reflectance and bi - directional reflectance distribution function were measured and compared with lambtian surface, and the deviation from that of lambtian surface is given. in the experiment, al diffuser ' s brdf is researched, obtain the change of spectral characteristic of al diffuser, compare al diffuser ' s brdf before and after coated with al + mgf2, and different al diffusers with different surface roughness

    鋁漫反射板作為一個漫反射光學元件安裝在太陽紫外光譜監視器的入射狹縫前，太陽紫外光譜監視器在軌測量時，太陽輻射入射到鋁漫反射板后進入入射狹縫，光譜輻照度的角度是變化的，本章測量了鋁漫反射的相對雙向反射分佈函數，研究了鍍膜（ al + mgf _ 2 ）前後光譜反射率的變化，漫反射的光譜特性及漫反射板表面粗糙度對相對雙向反射分佈函數的影響，使得測量數據反演成為可能。
  8. This paper establish the mathematics formula of radiometric calibration of infrared staring imaging systems by an advanced weighting function based on the linearity response of infrared focal plane arrays sensor of infrared camera, and establish the mathematics formula of non - linearity based on the fact that the response of the irfpa is non - linearity

    本文以紅外相機為例，在紅外焦平面探測器輻射線性響應的基礎上，採用一種先進的加權函數方法，推導出了紅外凝視成像系統輻射定標的數學表達式，同時在紅外焦平面陣列探測器輻射響應非線性的實際情況，推導了非線性的數學表達式。
  9. The method based on ground transponder can improve the precision of smp which satisfy the requirement of radiometric calibration

    基於地面有源轉發器方法測量的衛星運動參數具有更高的精度，滿足了高解析度星載sar輻射定標的要求。
  10. This can be achieved by sar radiometric calibration

    這個工作是由sar輻射定標完成的。
  11. The radiometric calibration methods of low frequency uwb - sar are studied in chapter 3

    第三章研究了低頻uwb - sar系統的輻射校準問題。
  12. Secondly, the relation between high resolution spaceborne sar radiometric calibration and smp is discussed

    其次，討論了高解析度星載sar輻射定標與衛星運動參數的關聯技術。
  13. The principle of high resolution spaceborne sar radiometric calibration is expounded and an equation for radiometric correction was derived

    對高解析度星載sar輻射定標方法和公式進行了分析。
  14. The paper analyzes each radiometric problem in detail, and introduces methods of parameter measuring and radiometric calibration

    論文仔細分析了每個輻射問題的產生，並給出了詳細的性能參數測量過程及輻射校正過程。
  15. It is significantly meaningful to study the relation between high resolution spaceborne sar radiometric calibration and satellite motion parameters ( smp )

    研究高解析度星載sar的輻射定標與衛星運動參數的關聯技術，將具有十分重要的意義。
  16. Landsat7, a resource satellite launched by nasa in 1999, has played an important role in remote sensing and exploring of earth because of its plentiful and high - quality images. many researchers are attracted to focus on it, especially radiometric calibration and geometric calibration in its ground processing system

    Landsat7是nasa於1999年發射的資源衛星，其清晰穩定豐富的圖像組成了地球遙感勘察的重要部分，吸引了國內外眾多學者對它進行研究，尤其是地面處理系統中的輻射校正和幾何校正部分。
  17. The study on systematically radiometric calibration is summarizing radiometric problems and performance parameters, performing systematically radiometric calibration using these parameters. the output of the procedure is 1r level product

    Landsat7系統級輻射校正研究是針對landsat7探測器的輻射性能和掃描特性，總結歸納各種輻射問題和輻射性能參數，然後根據這些參數進行圖像數據輻射校正，並生成1r級產品。
  18. With the consideration of the characteristics of the low frequency uwb - sar system, the radiometric calibration, polarimetric calibration and the motion status calibration are studied deeply in this thesis

    本文充分考慮低頻uwb - sar系統的特點，從輻射校準，極化校準和運動狀態校準等方面展開深入的研究。
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