In order to get more robust, background model is real-time selective updated.
通过对背景模型进行选择性的实时更新，使背景差方法更具有鲁棒性。
First, it builds the background model by observing the scene without people in it.
在检测开始之前，首先由摄像机对无人环境持续观测一段时间，建立背景的统计模型；
An automatic video segmentation algorithm based on background model is proposed in this paper.
提出一种基于背景模型的自动视频分割方法。
A multimodal nonparametric background model is proposed to detect moving objects by background subtraction.
提出了一种多模态非参数背景模型，用于背景减方法检测运动目标。
The effect of Gaussian Mixture model used in training background model is good, but its convergence velocity is low.
混合高斯模型在训练背景模型的过程中效果良好，但其收敛速度较慢。
A good background model can reflect the true background and can change from time to time according to the real scene.
一种好的背景建模方法得到的背景模型应能准确地反映真实背景的变化。
The support vector machine based speaker verification models are trained on the enrolled speaker and the background model.
支持向量机用作说话人确认模型来训练目标说话人和背景说话人的语音数据。
Absrtact: background subtraction is one of the common methods in motion detection, its performance depends on the background model.
摘要：背景减除法是运动目标检测的常用方法，其性能取决于所使用的背景模型。
A statistical background model is first setup, then the hypothesis testing is applied to the following frames to segment the video objects.
该方法首先建立背景统计模型，然后对后续帧进行假设检验，从而分割出视频对象。
By adopting the invention, delicate depiction can be carried out on the background model, thereby improving the accuracy rate on speaker recognition.
本发明可对背景模型进行细致刻画，从而提高说话人识别的准确率。
A new background model of non-parameter kernel density estimate was presented on the basis of abundant study on algorithms of moving object detection.
在充分研究现有运动目标检测算法的基础上，提出了一种新的非参数核密度估计背景模型。
This system has implemented intelligent motion detection by utilizing a algorithm of difference image based on an automatically-updating background model.
利用背景自动更新模型的背景减法，实现了智能运动检测功能，并进行异常情况告警和启动告警录像；
Based on the research on the background subtraction used to detect vehicles on video sequence, a new algorithm for background model building is presented.
对基于视频的车辆检测中的背景差分法进行了研究，提出了一种新的背景模型构建算法。
Secondly, Deleting background model and binarization model are established, and the mass center of object is searched and computed based on method of moment.
然后建立去除复杂实际背景和自适应二值化的动态图象预处理模型，并根据矩法搜索和求取目标质心；
Taking the method of adaptive Gaussian mixture method can make model for background meanwhile it is a difficult point to maintain and update background model.
采用自适应高斯混合方法为背景建模的难点是对背景模型的维持与更新。
In order to make full use of the spatial information, color segmentation and background model are combined to extract moving objects with pixel-wise precision.
为充分利用空间信息，提出将彩色图像分割与背景建模结合起来，得到具有精确边缘的运动目标。
The preprocessing of gait sequences is extract human motion from gait video. It mainly includes background model, foreground detection and morphological postprocessing.
步态序列图像预处理就是从输入序列图像中检测人的运动，主要包括步态序列图像背景建模、前景检测和形念学后处理等工作。
This paper proposes an improved background subtraction method based on Gaussian mixture background model which can not deal with the problem of scene light rapid change.
文中针对混合高斯模型不能应对光线突变的问题，提出了一种改进的背景模型。
We use Bayesian maximum a posteriori estimation training a speaker model from background model, to solve the problem of model miss matching in speaker verification system.
采用贝叶斯最大后验概率估计的方式，从统一背景模型中生成说话人模型。
Background estimation based on block is proposed to solve the problem of building background model and updating background which can enhance the robust of moving object detection.
针对静态背景下的背景差法，通过研究如何得到、以及如何及时更新背景模型，增强运动目标检测随环境变化的鲁棒性，提出了多级分块的背景估计方法。
It avoids unwanted alarms by continually updating its background model to incorporate gradual changes such as slow-moving shadows and by suppressing transient changes such as passers-by.
不断上传的模拟背景与逐渐的变化合并，例如缓慢的阴影，禁止短暂的变化例如过路人，此设备能避免上述两种情况引起的不必要的报警。
However, there are many challenges in developing a good background subtraction algorithm for many factors such as changes in illumination should be considered in constructing a background model.
但由于构建背景模型需要考虑光照变化等很多因素，因此开发一个好的减背景算法面临很多挑战。
It compares the current image with its own background model of the scene and checks out discrepancies for matches with criteria such as location, duration, and object size (corrected for perspective).
使当前的影像与背景模拟场景相比较，以确定出匹配的标准，例如：地点、经过、目标大小(纠正过的远景)。
These estimates were in agreement with the output from the model, in which the bias varied according to the magnitude and stage of the epidemic of HIV infection and background mortality rates.
这些估算结果与模型输出一致，其中具体的偏倚情况视不同的艾滋病毒病毒感染程度和阶段以及死亡率背景而有所不同。
Douglas: We've taken you through the background of Hale and Hearty and our marketing and sales outcomes using Suki Tofu as the model.
道格拉斯：我们向您展示了“哈尔及哈迪公司”的背景情况，并以素喜豆腐这个产品为例向您介绍了我们的推广及销售业绩。
Douglas: We've taken you through the background of Hale and Hearty and our marketing and sales outcomes using Suki Tofu as the model.
道格拉斯：我们向您展示了“哈尔及哈迪公司”的背景情况，并以素喜豆腐这个产品为例向您介绍了我们的推广及销售业绩。
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