According to the characters of abrupt change and gradual change,a twice difference based method and a window-difference maximum based method are proposed for abrupt change detection and gradual change detection separately.
针对突变和渐变的特点,提出了一种适合突变检测的二次帧差法和适合渐变检测的窗口最大值法。
Illustrated by some existing buildings,it is manifested that city architecture-the solidified music-shows the rhythm and cadence of continuity,gradual change,waving and overlapping,and therefore offers us the sense of artistic pleasure and enjoyment.
通过若干建筑实例 ,从音乐所表现出的连续、渐变、起伏和交错等节奏感与韵律感 ,说明作为凝固音乐的城市建筑 ,给人一种强烈的空间音乐感和艺术的享受。
Although they lived in different ages and nations, Lenin and Deng Xiaoping held the identical idea about gradual change of economic system-the necessity of establishing economic system, how to start the gradual change and how to push the gradual change forward in a all-round way, etc.
列宁和邓小平虽然处于不同的时代和国度 ,但他们的经济制度渐变思想却具有相同或相近之处 ,主要表现在关于执政党对经济制度渐变必要性的认识问题、关于渐变过程的启动问题、关于渐变过程的全面推进问题等方面。
Catastrophe and gradual changing are all consist in sports teaching system,gradual changing conduces catastrophe and catastrophe conduces creativity in sports teaching system.
渐变与突变共生于体育教学之中,渐变导致突变的发生,而突变则更有利于创造性的实现。
Also proposed a new classifying method for dissolve transition,which was very short gradual transition,long gradual transition and short gradual transition.
该算法改进了像素点密度帧差、给出了像素均差、像素相似度的特征,并且提出了将融解渐变分为超短渐变、长渐变和短渐变的分类检测方法。
The difference of similarities is used to enhance the abrupt transition features,and a Finite-State Automata is used to improve the robustness in detecting gradual transition.
提出基于联合直方图的镜头边界检测算法,利用相邻帧帧间联合直方图关于对角线的对称度在同一镜头内很高,而在镜头切换处很低的特性,定义相邻帧的相似度,通过对相似度做差分突出切变特征,同时引入有限自动机提高渐变检测的鲁棒性,并将切变和渐变检测紧密结合,获得了较好的检测效果。
The starting and ending frame of a gradual transition can also be located by further analysis of the slope curve.
提出一种基于斜率的渐变镜头检测方法,通过计算窗口内不连续帧差方差的斜率特性,结合窗口最大值法来检测渐变镜头边界;并通过对斜率特性的进一步分析,比较准确地定位渐变过程的起止位置。
Controllable morphing method using skeleton to extract features;
基于骨架提取特征的可控渐变算法
This paper presents an image morphing algorithm based on boundaries of region.
实验结果表明,该算法所需用户控制少,方便用户对渐变精细度的控制,运算速度快,能产生理想的平滑渐变效果。
Theoretical study of graded-index coatings prepared by glancing angle deposition;
斜角入射沉积法制备渐变折射率薄膜的理论探讨
A simple model of the graded heterojunction in ALGaInP compound semiconductors was introduced to analyze the energy band profile.
引入渐变理论 ,通过建立AlGaInP四元系材料渐变异质结能带简单模型 ,分析在渐变长度相同、不同渐变方式下导带边的情况 。