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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。
- Compared with the fixed threshold histogram method used widely, this method can find optimal thresholds to the different complex backgrounds. 相对于固定阈值的直方图检测方法，该算法可以针对不同的图像内容产生相应的最优分割阈值。
- This paper mainly studies the topic of automatic car license plate recognition (CLPR) under complex background. 本文主要研究复杂背景下车辆牌照的自动识别问题，目的是为了推出一个实用性强的全新的车牌识别系统。
- Present an approach to segment and restore the bar image with complex background. 本文研究了复杂背景下的条码类图像分割和校正方法。
- This paper presents a recognition method of binary images incision under the complex background. 文中提出了一种在复杂背景下对二值图像进行目标切割分块的识别方法。
- The detection of single cell, extracting of morphological features in complex background image and design of BP sorterare finished. 完成了复杂背景图像中单个细胞的检出,形态特征的提取,BP分类器的设计。
- The detection of single cell, extracting of morphological features in complex background image and design of BP sorter are finished. 完成了复杂背景图像中单个细胞的检出,形态特征的提取,BP分类器的设计。
- Objective To develop a high sensitivity and reproducible method for rapid DNA analysis even when using picogram sample in a complex background. 目的建立一种灵敏度高、重现性好的检测混合样品中微量目的基因的方法。
- Automatic detection of small and dim targets in complex background clutters is a key technique in space surveillance system and early-warning system. 摘要复杂背景下的弱小目标检测是空间监视和远程预警中的关键技术之一。
- Compared with the method which extracts features directly in image domain, the proposed method shows better performance in detecting text in images with complex background. 与直接在图像空间域中提取纹理特征的方法相比,该方法对复杂背景下的文本检测更为有效,能有效地解决场景纹理特征与文本区域相近似造成的文本检测错误。
- To improve the detection performance of dim and small target from complex background in infrared image, the curvelet transform is introduced in this paper. 为提高复杂背景下的红外弱小目标的检测性能,引入图像的 Curvelet 变换。
- The results of simulations show that the method greatly reduces disturbance in extracting targets in complex background and improves the accuracy in small targets detection. 实验结果表明，该方法大大减少了提取目标点时被复杂背景假点干扰的机会，提高了小目标探测的准确性。
- Secondly the hand contour is obtained according to the learned exemplars.Experiments results show that the accurate gesture tracking can be acquired in complex background. 实验结果表明，算法能实现复杂场景下的准确手势跟踪，并能在手部位置与方向任意变化情况下实现手部轮廓的提取与跟踪。
- Experiments show that the algorithm is effective to localize the human front face and the face after turning an angle in color images under complex background. 实验结果表明，该算法对于复杂背景下的彩色图像中的人脸正面定位和人脸转动一定角度后定位都有较好效果。
- A method of achieving background by taking mean of the images is presented.Combining with the bit-layer it can detect the moving object in complex background. 摘要提出了一种统计获取图像背景的方法，该方法与比特层相结合可完成复杂背景下运动目标的检测。
- To resolve the problem of detection of similar foreign materials in the complex background, a detection method based on transmission/reflection spectral imaging was proposed. 摘要针对复杂背景中相似异物检测难题，提出了一种利用透／反射光谱成像的相似异物检测方法。
- For compressed format images/videos based on wavelet transform, the character regions can be detected and located automatically from complex background without full-decompressing. 对于基于小波变换的压缩格式图像／视频，仅部分解压即可实现具有复杂背景的字符区域定位。
- The algorithm has been used to track the motion of a floating man in a natatorium with complex backgrounds, variable lighting conditions and occlusion of marking points with very good results. 该算法已用于人体水中漂浮运动跟踪，在复杂背景、光照不稳定和标志点被部分遮挡的情况下求取了人体运动的时间历程，获得了满意的效果。
- Difficulties are derived mainly from the complex backgrounds,including preprinted lines,texture lines and seal images with different types and positions,since they are often dark and stroke-like. 我国支票大写金额图像背景中存在定位线和背景纹理,还有各式各样的印章对笔画信息的干扰。
- In order to detect and track dim-point targets under the complex background of sky, a high speed method is put, which uses multiwindow, little yardstick, repetitious subtracting and fusing images. 针对复杂天空背景下弱点目标的检测与跟踪,提出了一种利用多窗口、尺度、次差影融合点目标图像的快速检测与跟踪方法。
