搜索资源列表
LMS-Simulation
- 通过LMS算法建立自适应滤波器,实现语音信号降噪处理(An adaptive filter is established by LMS algorithm to reduce the noise of speech signal)
kalman
- 基于卡尔曼滤波对现有采样数据进行滤波,有效降低观测值的误差。卡尔曼滤波是一种时域方法,它把状态空间的概念引入随机估计理论,用状态方程、观测方程和噪声激励递推估计测量噪声,便于实现实时应用。(The existing sampled data is filtered based on Kalman filter, which can effectively reduce the error of the observed value. Kalman filtering is a time doma
谱减法
- 利用谱减法进行语音信号的降噪处理,适用于语音增强领域(Using spectral subtraction to reduce the noise of speech signal, it is suitable for the field of speech enhancement)
noise reduce
- 时域高斯图像滤波,用于图像降噪。速度快,简洁明了(time domain gaussian filter)
视频车辆检测
- 完整的视频车辆检测的原理是首先通过图像采集系统采集视频图像,数字化,存入内存或帧缓存中;对数字图像进行预处理(滤波除噪、图像锐化、对比度增强),从而减小噪声对图像质量的影响。(The principle of complete video vehicle detection is to collect video images from the image acquisition system first, digitize, save the memory or frame cache, an
中值滤波
- 中值滤波可以保留目标边缘,这是中值滤波器相对于均值滤波器的最大优势。中值滤波具有去噪的性能,可以消除孤立的噪声点,可以用来减弱随机干扰和脉冲干扰,但是边缘不模糊。(Median filter can retain the target edge, which is the maximum advantage of median filter compared to mean filter. The median filter has the performance of denoising, w
鍙屽崱灏旀浖SOC浼拌
- 锂电池荷电状态(SOC)的精确估计一直是电池管理系统的核心任务之一。电流传感器中存在非零均值的电流漂移噪声,这些噪声会造成不可避免的估计误差。为减少电流漂移噪声对估算造成的不利影响,提出了联合扩展卡尔曼滤波法,以Thevenin模型为锂电池等效电路模型,将电流漂移值作为状态变量与电池SOC进行同步预测。实验和仿真结果表明,该方法能有效抑制电流漂移噪声,提高估算精度。(The accurate estimation of the charge state (SOC) of lithium batt
fushi
- 腐蚀的作用是消除物体边界点,使目标缩小,可以消除小于结构元素的噪声点;膨胀的作用是将与物体接触的所有背景点合并到物体中,使目标增大,可添补目标中的空洞。(The function of corrosion is to eliminate the boundary point of the object and reduce the target, which can eliminate the noise point smaller than the structural element, an
用ccs进行图像平滑处理
- 图像噪声会使原图像形成虚假的边缘或轮廓。减弱、抑制这类噪声改善图像质量的方法称为图像平滑。采用邻域平均法对含有随机噪声的图像进行平滑处理,在CCS中观察结果并进行分析。(Image noise causes false edges or contours of the original image. Image smoothing is a way to reduce and suppress such noise and improve image quality. Neighborhood
kalmanfilter
- 使用卡尔曼算法对输入的数据进行平滑滤波,减小噪声的影响,可适用于语音增强,运动轨迹平滑等(The Kalman algorithm is used to smooth the input data and reduce the influence of noise. It can be applied to speech enhancement, motion trajectory smoothing and so on.)
med2d
- 能够对一段数据进行med处理,对一段信号降噪进行降噪处理,减少噪声对信号的影响,使信号在之后的处理中其故障特征频率能更好地表现出来。(It can process a section of data with MED, reduce the noise of a section of signal, reduce the impact of noise on the signal, and make the fault characteristic frequency of the signal
fcm
- 一种快速的抗噪声模糊C均值图像分割算法 图像分割就是把图像分成若干个特定的、具有独特性质的区域并提出。该算法结合像素灰度值相似度和隶属度构造了一个新的空间函数。该空间函数用于更新成员关系,而成员关系又用于迭代地获取聚类中心。所提出的算法可以在较少的迭代次数下获得理想的分割结果,有效地降低了噪声的影响。(A fast anti noise Fuzzy C-Means Image Segmentation AlgorithmImage segmentation is to divide the i