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- The sonar image has the complex background, bad contras and deteriorate edges. 摘要 声纳图像背景复杂，对比度差，边缘恶化，不易判读图像边缘。
- Disregarding systematic errors, acoustic intensity of sidescan sonar image shall be compared relatively. 在不考量侧扫声纳仪器本身的误差，海床影像的成像强度为相对性并非绝对。
- The simulation of high-frequency multibeam sonar image is the main task in the dissertation. 高分辨多波束声纳图像的仿真是本文的主要任务。
- Mignotte,C Collet.Three-class Markovian segmentation of high-resolution sonar image[J].Computer Vision and Image Understanding 1999,76(3):191-204. 郭海涛孙大军等.;属性直方图及其在声纳图像模糊增强中的应用[J]
- The circular sampling FRIT is first used in the sonar image denoising technique, and makes high improvement to heighten the Signal Noise Ratio. 将FRIT处理技术应用在水下声纳图像去噪技术中，基于该方法提出循环抽样FRIT去噪算法，提高了处理结果的信噪比及边缘保持效果。
- An undated handout received from the Polish Navy July 28, 2006, shows (top to bottom) a sonar image and a picture of a model of the Graf Zeppelin. 波兰海军发布的资料-上图为“齐柏林伯爵”残骸声纳图，下图是模型
- If the raw data include the navigation information, the geometric distortions can be corrected from it, otherwise, the attitude of vehicle can be inferred from the sonar image. 鉴于波束展宽效应对远场目标造成的拖尾效应，论述了对拖尾效应使用的去卷积的改正算法。
- Aiming at terms of target detection of the high-frequency sonar image,based on morphological operator,a novel algorithm used to target detection was presented. 针对高频声呐图像目标检测问题,基于数学形态学算子,提出了一种新的快速目标检测算法。
- A Synthetic Aperture Sonar Imaging Algorithm Using Frequency Scaling 合成孔径声纳频率变标成像算法
- Sonar image recognition in wavelet domain 小波域声纳图像识别
- Background gray level distribution in sonar images 声呐图像背景灰度分布特性分析及模型研究
- Determination of the Target Position in Sonar Image 海洋调查中水下目标位置的确定
- The Sonar Image Smoothing Using Rough Sets 利用粗集理论的声呐图像平滑
- Sonar Image Edge Enhancement Using Rough Sets 利用粗集理论的声呐图像边缘锐化
- Squint looking synthetic aperture sonar imaging based on improved range-doppler algorithm 基于改进距离-多普勒算法的合成孔径声呐斜视成像研究
- Our main detection device is sonar. 我们主要的探测装置是声波定位仪。
- I'm getting a strong response on the sonar. 我在声纳上测得强力反应。
- The whales need sonar to find food. 而鲸鱼就是靠这种能力来寻找食物的。
- Processing Techniques of Enhancement for Side Scan Sonar Images 侧扫声纳图像增强技术
- The Sonar Image Median Filtering Based upon Rough Set Theory 基于粗集理论的声呐图像中值滤波
