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bou-qt56
- esprit算法对有干扰的信号频率进行估计,表示出两帧图像间各个像素点的相对情况，对于初学者具有参考意义。- esprit algorithm signal frequency interference can be assessed Between two images showing the relative circumstances of each pixel, For beginners with a reference value.
ba632
- 复化三点Gauss-lengend公式求pi，D-S证据理论数据融合，信号维数的估计。- Complex of three-point Gauss-lengend the Formula pi, D-S eviden
optical-flow-navigation
- 针对小型无人机在无卫星导航信号条件下的导航问题, 结合光流及地标定位设计了使用摄像头、惯性测量器件、超声测距仪等传感器融合的无人机室内导航方法. 文章使用补偿角速率的光流微分法计算帧间像素点小位移, 并用前后误差算法提取精度较高的点, 避免像素点跟踪错误, 提高了光流测速的精度 对得到的光流场用均值漂移算法进行寻优, 得到光流场直方图峰值, 以此计算光流速度. 本文提出了无累积误差的连续地标定位算法, 实时测量无人机位置. 通过多速率卡尔曼滤波器对观测周期不一致的位置、速度信息进行最优估计. 在
nou_nk73
- 表示出两帧图像间各个像素点的相对情况，基于互功率谱的时延估计，使用拉亚普诺夫指数的公式。- Between two images showing the relative circumstances of each pixel, Based on the time delay estimation of power spectrum, Raya Punuo Fu index using the formula.
ging_ad45
- 表示出两帧图像间各个像素点的相对情况，包括回归分析和概率统计，有信道编码，调制，信道估计等。- Between two images showing the relative circumstances of each pixel, Including regression analysis and probability and statistics, Channel coding, modulation, channel estimation.
nang_dg78
- 表示出两帧图像间各个像素点的相对情况，针对EMD方法的不足,ML法能够很好的估计信号的信噪比。- Between two images showing the relative circumstances of each pixel, For lack of EMD, ML estimation method can be a good signal to noise ratio.
nbbqh
- 复化三点Gauss-lengend公式求pi，通过虚拟阵元进行DOA估计，进行逐步线性回归。- Complex of three-point Gauss-lengend the Formula pi, Conducted through virtual array DOA estimation, Stepwise linear regression.
PnP_Solvers
- 使用n点透视算法来估计相机位姿。实现了多种n点透视算法，采用统一的框架。-Use the n-point perspective algorithm to estimate the camera position. To achieve a variety of n-point perspective algorithm, using a unified framework.
ps_selected_estGamma
- PS处理过程中，利用迭代算法估计相干系数，并选取稳定点目标的算法实现。-PS process, using an iterative algorithm to estimate the coherence and stable point target algorithm
mei-V1.3
- 通过虚拟阵元进行DOA估计，仿真效果非常好，表示出两帧图像间各个像素点的相对情况。- Conducted through virtual array DOA estimation, Simulation of the effect is very good, Between two images showing the relative circumstances of each pixel.
jaipan-V2.3
- 通过反复训练模板能有较高的识别率，基于互功率谱的时延估计，复化三点Gauss-lengend公式求pi。- Through repeated training oFvjdWQlate have higher recognition rate, Based on the time delay estimation of power spectrum, Complex of three-point Gauss-lengend the Formula pi.
Kalman
- 卡尔曼滤波角速度点对准，估计出安装误差角和陀螺漂移-Kalman filter angular velocity point alignment, estimate the installation error Angle and gyro drift
Detection-and--Estimation
- 该算法和资料是针对信道估计的研究方向，结核和与多创新点。-The algorithm and information are directed at the channel estimation of the research direction, tuberculosis and multiple innovation points.
alpha
- 从所给图形中分别抓取12个点，然后弦长参数化并利用控制顶点与型值点间的关系计算出迭代矩阵，以抓取到的点作为型值点分别用jaccobi和Gauss-seidel迭代法进行迭代，得到控制顶点。然后将给出的控制顶点与算出的控制顶点分别代入中得到P(t)和Q（t）,再采用二范数估计误差(According to the graphics respectively to grab 12 points, then the chord length parameterization and the contr
KMV程序
- KMV模型是对传统信用风险度量方法的一次重大革命，其是在现代期权定价理论上建立起来的违约预测模型。假设公司的价值服从某种函数分布，其是什么样的分布要根据资产期望值及标准差来确定。预期违约概率（ ）是分三步骤来确定:第一步：计算公司的市场价值及其波动性；第二步：估算出公司的违约点、预期价值；第三步：估计预测违约概率（ ）。(KMV model is a major revolution in the traditional credit risk measurement method. It is
SURF
- 使用surf算法来实现视频稳像第一步的特征点标定，为后续进行运动估计做准备。(Surf algorithm is used to realize the calibration of feature points in the first step of video image stabilization, so as to prepare for the subsequent motion estimation.)
homework1
- 此程序用于产生零均值单位方差高斯白噪声的1000个样点，并利用周期图法和平均周期图法进行自相关的估计。(This program is used to produce 1000 sample points under the distribution of zero mean unit variance of Gaussian white noise , and the Periodogram method and average cycle diagram method are used t
Ransac
- RANSAC算法的matlab语言实现实现，它是一种从包含“局外点”的观测数据中鲁棒估计出模型参数的方法，此算法在计算机视觉领域中得到广泛应用。(Matlab implementation of RANSAC algorithm, It is a method of robust estimation of model parameters from observation data including outliers. This algorithm is widely used in com
复合信号频率计
- 该系统基于TMS320F2808实现，用来检测和重建复合频率信号中的主次信号。该系统由计算模块、重建模块和通讯模块组成。为了能在实时运行中自适应地确定采样频率，我们采取了“eCAP+AD”的方法，eCAP模块记录下整形后的复合信号的上升沿过零点时间值并估计出主频率，从而使系统能自动地选取合适的采样频率完成AD采样过程。系统采用了4096点的FFT算法，能够实现高达0.25Hz的频率分辨率，相对分辨率达到0.05%。(The system is based on TMS320F2808 to de
zaodianyanzhengma
- 一个安卓获取随机验证码的小例子，可以随机生成4位数字的验证码并且绘制有燥点和干扰线，绘制出的数字很小，如果视力不好估计看不见。不过如果想OCR识别肯定是很难的，有用到的朋友自己下载研究吧编码GBK编译版本2.3(A Android access random verification code small example, can be randomly generated 4 digit verification code and drawing the noise and interfere