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- This paper introduces the histogram approximation method based on Expectation Maximization(EM) algorithm and Bayes Information Criterion(BIC) into unsupervised change detection. 本文引入图像直方图拟合方法来确定变化阈值。
- unsupervised change detection 非监督变化检测
- Alternatively, you can use triggers to automate parts of the change detection process. 或者,也可以使用触发器使部分变化检测过程自动化。
- This paper presents a change detection approach of remote sensing images based on fusion and general Gauss model(GGM). 提出了一种基于融合和广义高斯模型的遥感影像变化检测算法。
- There are two paradigms of the study of contextual cuing effect: visual search task and change detection task. 对背景线索效应的研究主要有视觉搜索任务和变化觉察任务两种范式。
- This enabled change detection to be conducted for the spatial extent and position of key geomorphological features. 本研究将集水区的源头、河道、冲积扇三个区域变动的趋势与变化量，加以说明其特色。
- This paper presents an algorithm about SAR image change detection based on Principal Component Analysis(PCA). 该文提出一种基于主分量分析(PCA)的SAR图像变化检测算法。
- The paper presents an integrated method for change detection and map updating based on decision tree rules. 提出了一种基于决策树规则的变化检测及图件更新一体化方法。
- A shadow detection scheme based on both tricolor coefficient invariance andluminance change detection is proposed. 同时给出了一种基于三色值系数不变性和亮度变化检测的运动阴影检测算法。
- The query notifications functionality builds on the change detection mechanisms that the Database Engine uses to maintain indexed views. 查询通知功能建立在数据库引擎用来维护索引视图的更改检测机制上。
- The value of gravimeter surveys for gravity change detection lies in the fact that gravity change indicates elevation change. 用重力测量检测重力变化的意义在于,重力变化表示高程变化。
- Dempster-Shafer (D-S) algorithm is improved to fuse different features of multi-temporal SAR images to detect change detection of urban areas. 该文发展证据理论融合算法，采用不同时相的微波遥感图像检测复杂城市区域地表的变化信息。
- A novel illumination-invariant change detection method of shading model based on Cauchy distribution for visual surveillance systems is proposed. 提出了一种用于视觉监视系统的基于柯西分布的发光模型的光照不变变化检测方法。
- This paper put forward and experienced an effective method of differencing regional texture feature based on wavelet for change detection. 提出并实验了一种基于区域特征的小波差值变化检测方法,该方法对于高分辨率的遥感影像具有较好的检测效果,同时提高了运算速度。
- Then，the area change detection techniques，classification methods，the alterative area and attribute acquisition are discussed in detail. 接着详细阐述了变化图斑获取子系统的区域变化检测技术、分类技术、变化区域和属性信息的获取技术；
- R. S. Lunetta and C. D. Elvidge, "Remote sensing change detection environmental monitoring methods and applications", Ann Arbor Press,Chelsea Mich., 1998. 萧震洋，以类神经网路及数值地形分析潜在危险性的土石流区：南投陈有兰溪流域为实例，国立海洋大学应用地球物理研究所，硕士论文，2003。
- According to the high false alarm rate in the image change detection for point targets,an optimization method based on Laplacian Eigenmap is proposed in this paper. 对点目标的图像变化检测,现有的变化检测技术结果往往存在着虚警过大的问题。
- The adaptive latency change detection of EPs is of special interest in diagnosis of the injury and pathological change in the central nervous system (CNS). 诱发电位信号潜伏期变化的自适应检测对于诊断中枢神经系统的损伤和病变具有重要的意义。
- First we detect the motion region based on Wronskian change detection model in order to eliminate disturbing background and obtain sub-image of motion object. 该方法首先利用变化检测法检测出运动目标区域,剔除静止背景的干扰,得到运动目标子图像。
- The related tests are done with geo-spatial data from two regions in China, and experimental results of both change detection and updating are satisfactory. 利用陕西省两个地区的数据对该方法进行了验证，结果表明变化检测和数据更新的精度比较理想。
