speckle
音标发音
- 英式音标 ['spek(ə)l]
- 美式音标 [ˈspek.əl]
- 国际音标 ['spekl]
- 英式发音
- 美式发音
基本解释
- n.（皮膚、羽毛、蛋殼等上的）斑點，色斑
- vt.弄上斑點
词根记忆
- 來自speck(n.斑點)
同根派生
- adj性質的同根詞
- speckled：有斑點的；如斑點般散佈的。
- specked：有斑點的。
- speckless：無斑點的；無瑕疵的。
- v性質的同根詞
- speckled：點綴（speckle的過去式和過去分詞）。
- specked：弄上斑點（speck的過去分詞）。
英汉例句
- Laser speckle interferometry is a new technique in latter - day optics.
激光散斑乾涉法是近代光學的一項新技術. - Speckle noise can be eliminated by nonlinear filter designed by wavelet transform.
小波非線性濾波器還可消除散斑噪聲. - Star on one ^ s body speckle be really Lei Ren!
明星身上的斑真是雷人! - For example, in holographic imagery the speckle pattern corresponds to troublesome background noise.
例如, 在全息照相中,斑紋圖樣相儅於討厭的背景噪聲. - DSP technology was used for fast processing of laser speckle for special materials.
採用dsp( DigitalSignalProcessing)技術對特種材料激光散斑信號進行快速処理.
词组短语
- speckle pattern 散斑圖；斑紋圖樣
- speckle size 散斑尺寸
- noise speckle 噪聲斑點
- speckle images 散斑圖像
- light speckle 光斑;光散斑
短語
英英字典
- a very small mark of a different colour from the area around it, usually found with a large number of other marks of the same type
- a small or slight mark usually of a contrasting colour, as on the skin, a bird's plumage, or eggs
- to mark with or as if with speckles
劍橋英英字典
柯林斯英英字典
专业释义
- 相乾斑
Chapter 2 described how the speckle formed ^ and discusses the noise model thus the fundamental properties of speckle in SAR images.
第二章首先討論了相於斑的形成原理，分析了其統計特性，然後研究了相乾斑的噪聲模型。 - 散斑
To recognize underwater target, extraction must be performed well because there is a lot of speckle noise in underwater laser images.
由於激光照射下的水下圖像含有大量的散斑噪聲，嚴重影響圖像的質量。 - 紋斑噪聲
- 散斑
Speckle metrology is a kind of new NDT technique which develops in recent years. Speckle metrology is to record speckles formed in front of an object surface because of interference of light waves.
散斑計量是近年來發展起來的一種新型的無損檢測技術。 - 相乾斑
For the existence of strong speckle noise in SAR images, good segmentation results can’t be gotten with traditional methods.
SAR圖像存在強烈的相乾斑噪聲，傳統方法不能很好對其分割。機械工程
- 斑點
- 斑紋
- 斑駁
- 光斑
- 散斑
- 光斑