autofocusing 中文意思是什麼
autofocusing
解釋
自動對光-
Finally, this chapter emphasizes the importance of auxiliary processing in sar imaging, indicates that autofocusing is essentially a problem of blind deconvolution, and that speckle reduction is a problem of imagery restoration. no additional assumption and limitation, the inverse problem on autofocusing or speckle reduction can not be solution
同時，介紹了sar圖像自聚焦和相干斑抑制處理及其發展現狀，指出自聚焦過程實際上是一個盲解卷積問題，而相干斑抑制是一個圖像復原問題，對這類逆問題的求解需要附加假設或限定。 -
On the basis of current investigation of both the domestic and foreign and current level of development, and contraposing difficulties and keys of autofocusing and measurement, this paper brings forward system of autofocus and measurement based on techniques of image processing of ccd. this system possesses merits of fast speed, high precision, small bulk and large dynamic range. it is able to carry out needs of fast, accurate, large range autofocusing and requests of noncontact and online measurement of workpiece face runout
本論文根據目前國內外現狀和發展水平，針對自動聚焦和端面跳動測量的關鍵點和難點，在普通光學儀器的基礎上提出了一種基於ccd圖像處理技術的圖像式自動聚焦及其測量系統，該系統具有速度快、精度高、動態范圍大、體積小等優點，實現了快速、精確、大范圍的自動聚焦和對工件端面跳動進行非接觸、在線測量的要求。 -
Other functions for movie recording include mega zoom, autofocusing, night movie, and simple movie editing
其他短片拍攝功能還包括：超強勁變焦、自動對焦、夜間短片及簡單的短片剪輯功能。 -
Then, when you press the shutter, 3d af compensates for shutter lag with predictive focus control. autofocusing is ultrafast so you don t miss the moment - in full - time af, focusing starts just 0. 18 seconds after you touch the grip sensor and super fine evf
加上其超快速的自動對焦速度，讓您不會錯過任何精彩片段-當在全時間af模式下，一接觸把手感應器和超細致evf時，只需要0 -
On the basis of contrast maximization autofocusing algorithm ( cma ), a method based on minimum entropy criteria ( mec ) for sar imagery autofocusing is proposed
在對比度最大化自聚焦演算法的基礎上，提出了基於圖像熵最小準則的自聚焦演算法。 -
Once the body is autofocusing correctly with the tool lens, then the camera can be checked against other lenses
一旦機身能用標準鏡頭正確的自動對焦，那麼會再用其他鏡頭檢測此機身。 -
Brace yourself for the super - fast - - - and the most innovative - - - autofocusing you ll find in a digital camera with a built - in 10x zoom lens
其既快速又可靠的自動對焦功能，在廣角對焦時只需0 -
If an ef lens is not autofocusing correctly with a calibrated camera, the circuitry of the lens itself can be adjusted
如果ef鏡頭不能在校準過的相機上正確的對焦，那麼就要調整鏡頭上的電路。 -
This dissertation studies image formation algorithm, autofocusing technique and speckle reduction method on sar signal processing
本文就sar信號處理中有關成像演算法、自聚焦技術及相干斑抑制方面的內容進行了研究。 -
Lastly, the dissertation makes a rough comparison between all autofocusing algorithms and points out that the performance of autofocusing is dependent on particular scenes and the characteristics of phase errors
最後，對各種方法進行了比較，指出自聚焦的性能依賴于具體的成像場景及相位誤差特性。 -
On the assumption that imagery pixel follows non - normal distribution in high resolution imaging, a new method of phase errors estimation based on higher - order statistics is proposed for sar imagery autofocusing
在高分辨成像情況下，基於圖像像素強度服從非高斯分佈的假設，提出了一種基於三階累積量的自聚焦方法。 -
Since phase gradient autofocusing ( pga ) often produces unsatisfactory results when operating upon scenes that are dominated by distributed targets, a modified weighting average phase errors estimation method is proposed
針對相鄰強目標導致的相位梯度自聚焦演算法（ pga ）收斂速度下降，提出了一種加權平均相位誤差估計方法。 -
Chapter 2 introduces the sources and influences on images of all kinds of phase errors, analyzes existing some autofocusing algorithms and lays stress on considerations for application
論文第二章詳細分析了各種相位誤差的來源及它們對圖像產生的影響，對幾種現有的自聚焦演算法進行了描述，指出實際應用過程中應該注意的問題。 -
This paper takes the sum of the square of gray difference as the criteria of evaluation function which image is or not focused and takes an effective searching way of autofocusing based on threshold value and curve fitting. this way enhances effectively speed and precision of autofocusing
在自動聚焦過程中，本論文採用了圖像的灰度差分的平方和作為焦距評價函數，解決了自動聚焦過程中是否正確聚焦的判斷問題；提出了一種行之有效的基於閾值和曲線擬合的自動聚焦搜索方式，使聚焦速度和精度都得到了很大的提高。 -
The feasibility of the proposed method is verified by real data. presented is a solution of pga algorithm for stripmap sar autofocusing via data conversion. its validity is proved by the processing results of real data
在數據轉換的基礎上，給出一種pga用於條帶模式sar圖像自聚焦的方法，實測數據處理結果驗證了該方法的有效性。
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