Quantile regression

Quantile regression

Quantile regression with LP or interior method.It has kernel test and wald test.See example in readme.m

Bivariate kernel density and regression

Bivariate kernel density, kernel regression, and kernel quantile regression

Returns, for two data series:Marginal kernel densitiesBivariate kernel densityConditional kernel densityNadaraya-Watson kernel regressionkernel quantile regressionMethod: Gaussian kernel, Silverman

Systemic Risk

A framework for systemic risk valuation and analysis.

Non-crossing polynomial quantile regression

Non-crossing polynomial quantile regression

ncquantreg finds the coefficients of a polynomial p(x) of degree n that fits the data in vector x to the quantiles tau of y.ncquantreg(x,y) performs median regression (tau = 0.5) using a polynomial

quantreg(x,y,tau,order,Nboot)

Quantile regression with bootstrapping confidence intervals

Quantile Regression USAGE: [p,stats]=quantreg(x,y,tau[,order,nboot]); INPUTS: x,y: data that is fitted. (x and y should be columns) Note: that if x is a matrix with several columns

Variational Bayesian Monte Carlo (VBMC): Bayesian inference

Variational Bayesian Monte Carlo (VBMC) algorithm for Bayesian posterior and model inference in MATLAB

MATLAB for R Users in Computational Finance

Learn how to use MATLAB and R together to tackle your computational needs

Quantile-quantile plot

Quantile-quantile plot with patch option

NOTE: this function is now available from the IoSR Matlab Toolbox as iosr.statistics.qqPlot. ------------------------- qq_plot(y) displays a quantile-quantile plot of the sample quantiles of y versus

Quantile Probability Plot

Quantile Probability Plot

This code generates Quantile Probability Plots, often used in investigating the distribution of reaction times when there are several conditions and several subjects. With this code you can easily

Multivariate Polynomial Regression

Performs polynomial regression on multidimensional data.

Performs Multivariate Polynomial Regression on multidimensional data. The fits are limited to standard polynomial bases with minor modification options. Feel free to implement a term reduction

Quantiles

Calculate the quantiles of a vector or matrix data using linear interpolation.

Example using matrix X = [1 2; 2 5; 3 6; 4 10; 7 11; 10 13];p = [0.25 0.50 0.75];Q = quantile(X,p)Q = 2.2500 5.25003.5000 8.00006.2500 10.7500See more examples described in the script files.

Quantile calculation

Quantiles of a sample via various methods

NOTE: this function is now available from the IoSR Matlab Toolbox as iosr.statistics.quantile. ------------------------- This function calculates quantiles and weighted quantiles for vectors

Normal Quantile with Precision

computes the normal quantile function with high precision for extreme values in the tail

computes the quantile function of the standard normal distribution, truncated to the interval [l,u].Method designed for precision in the tails. Inf values for vectors 'l' and 'u' accepted;%Example

quantile_on_quantile

This is an implementation of Sim, N., & Zhou, H. (2015). Oil prices, US stock return, and the dependence between their quantiles. Journal of

# Quantile-on-Quantile Regression (QQR) Toolbox for MATLABA MATLAB implementation of the Quantile-on-Quantile Regression method for analyzing dependence structures across conditional distributions

Inference on quantiles: confidence intervals, p-values, and testing

Improved quantile inference for one- and two-sample (e.g., treatment vs. control) cases

Detailed documentation includes further explanation and examples; just type "help quantile_inf". The following briefly describes functionality as well as the theoretical foundations from the

Stacked line plot

Stacked line plots from a matrix or vectors

ISO 226:2003 Normal equal-loudness-level contours

Return sound pressure levels of pure tone frequencies at specified loudness level(s).

Sinc filter

Apply a near-ideal low- or band-pass filter.

Impulse response acoustic information calculator

Calculate RT, DRR, Cte, and EDT for impulse response file

Nonlinear Regression using ANFIS in MATLAB

Application of ANFIS to multi-variable nonlinear regression, function approximation and modleing

For more information, see following links:http://yarpiz.com/301/ypfz101-nonlinear-regression-using-anfis

Orthogonal Linear Regression

Fit data using orthogonal linear regression.

each datapoint DATA(i,:) -- LINORTFITN finds N and C such that the sum of squared distances is minimized.There is already a file in Matlab Central for orthogonal linear regression in 2 dimensions, but it

Regression Utilities

A variety of regression utilities

This zip file contains 11 functions related to regression. The functions are:1) cookdist.m - Cook's distance for data points2) dregr.m - Deming regression3) irsvdregr.m - Iterative Reweighted Least

Alternative box plot

Draw a box plot with various display options

Automated construction of a legend. - Set box limits as percentiles. - Set whisker extent via various methods.- Use of weighted quantiles.- Creation of violin plots.

Student's t regression

Estimates a Student's t regression model

Estimates a Student's t regression model:y = X*beta + epswhere eps ~ Student's t (0, sigma, nu).with nu > 2.Parameters are estimated with maximum likelihood.

Kernel Smoothing Regression

A non-parametrical regression (smoothing) tool using Gaussian kernel.

Non-parametric regression is widely used in many scientific and engineering areas, such as image processing and pattern recognition.Non-parametric regression is about to estimate the conditional

Boosted Binary Regression Trees

Boosted Binary Regression Trees is a powerful regression method which can handle vector targets.

Boosted Binary Regression Trees (BBRT) is a powerful regression method proposed in [1]. BBRT combines binary regression trees [3] using a gradient boosting technique.There are several variants

GP regression

Gaussian Process regression

Gaussian Process regression based on posterior updates of noise-less observations

Five parameters logistic regression - There and back again

Fit data points with a five points logistic regression or interpolate data.

Five parameters logistic regressionOne big holes into MatLab cftool function is the absence of Logistic Functions. In particular, The Five Parameters Logistic Regression or 5PL nonlinear regression

LRSLibrary

Low-Rank and Sparse Tools for Background Modeling and Subtraction in Videos

Binned Scatter Plot

plot quantiles of y given quantiles of x.

inter-quartile range. X and Y must have the same number of rows or columns.This is useful to visualize two-dimensional distributions.Options include e.g.: plotting different quantiles; means/variances instead of

Regression Outliers

Removes outliers from X and Y variables based on regression residuals

This function accepts two (vector of) variables for which a bivariate linear regression analysis is meant to be performed, and removes the outliers from both variables. Since the regression residual

Four parameters logistic regression - There and back again

Fit data points with a four points logistic regression or interpolate data.

Four parameters logistic regression.One big holes into MatLab cftool function is the absence of Logistic Functions. In particular, The Four Parameters Logistic Regression or 4PL nonlinear regression

Linear Regression plot with Confidence Intervals in MATLAB

Sample code to plot linear regression curve with confidence intervals.

This is a simplified code to generate a linear regression curve for your paper/report/assignment. Just replace the sample data and comment the line 17 : axis([0.04 0.3 0.03 .35]);This code is

Linear Regression with Errors in X and Y

Calculates slope and intercept for linear regression of data with errors in X and Y.

Calculates slope and intercept for linear regression of data with errors in X and Y. The errors can be specified as varying point to point, as can the correlation of the errors in X and Y.The

Passing and Bablok regression

Passing & Bablok regression is a linear regression procedure usefull for comparing clinical methods

. Classical linear regression method assume that variables X and Y are normal distributed and with a measurement error costant over the range of concentrations.However, in method comparison studies we generally

Probabilistic Linear Regression

Probabilistic Linear Regression with automatic model selection

This package contains functions that fit a probabilistic linear regression model. For the ordinary regularized linear regression, user has to manually assign the regularization parameter. However

LOESS regression smoothing

LOESS performs a locally weighted regression fit to noisy data

Function fLOESS performs LOESS (locally weighted non-parametric regression fitting using a 2nd order polynomial) smoothing to one dimensional data, without the Matlab Curve Fitting Toolbox. This

Gaussian Process Regression (GPR)

Gaussian Process Regression using GPML toolbox V4.2

Long term average spectrum

Calculate the long-term average spectrum of a signal

Kernel Ridge Regression

This is ridge regression implemented using the Gaussian Kernel.

The Gaussian Kernel can be changed to any desired kernel. However such a change will not dramatically improve results. This is a variant of ridge regression using the kernel trick (Mercers Theorem).

Interactive regression on a plot

Perform regression on plotted data in a figure by manually choosing the regression area.

Plot data in a figure, and then interactively choose regression area. The result from polyfit is returned.Example:x=1:1:10;y=sin(x);f=figure; plot( x,y );[p,h] = figreg( f, 2 );%fit a second order

Bayesian Linear Regression

This is a set of MATLAB functions to do Bayesian linear regression

This is a set of MATLAB functions to do Bayesian linear regression. Derivations are also included.

Support Vector Regression (SVR)

Support Vector Regression (SVR)

Support Vector Regression (SVR)Support Vector Regression (SVR) is a type of regression analysis that uses Support Vector Machines (SVMs) to perform linear or nonlinear regression. Similar to SVMs for

Local Regression 2D

Local Regression for 2D Data with plot/figure

This function will perform a local regression at the given points. Using the data at hand. You will need to input a spanwidth which will tell the function how many datapoints he will use in the local

mGstat

Some tools for geostatistical analysis

Regression with Gradient Descent

Regression with Gradient Descent; A coefficient finding technique for the desired system model.

Regression with Gradient Descent; A coefficient finding technique for the desired system modelI included different functions to model the data using descent gradient techniqueperformed Linear

Local Linear Kernel Regression

A function to provide local linear estimator of Gaussian kernel regression

This is the local linear version of the kernel smoothing regression function: http://www.mathworks.com/matlabcentral/fileexchange/loadFile.do?objectId=19195&objectType=FILEThe local linear

Nonlinear Regression Shapes

Curve fitting, empirical modeling, and an appreciation of shape

The art of fitting a nonlinear regression model often starts with choosing a model form. This submission is an attempt to teach the reader a simple but general paradigm for their models as a sum of

MATDRAM: Delayed-Rejection Adaptive Metropolis MCMC

MatDRAM is a pure-MATLAB Adaptive Markov Chain Monte Carlo simulation and visualization library.

, sampling, and integration of mathematical objective functions of arbitrary-dimensions, in particular, the posterior probability distributions of Bayesian regression models in data science, Machine Learning

hctsa

Highly comparative time-series analysis

Linear Deming Regression

deming perfoms a linear Deming regression. Useful when errors are present in both x and y variables.

[ b sigma2_x x_est y_est stats] = deming(x,y,lambda,alpha)deming() performs a linear Deming regression to find the linear coefficients: y = b(1) + b(2)*xunder the assumptions

Logistic Regression

Binary Classification is done by making a Decision Boundary through logistic regression approach

Logistic regression is a classification approach for different classes of data in order to predict whether a data point belongs to one class or another. Sigmoid hypothesis function is used to

Multiscale Geographically Weighted Regression

multiscale geographically weighted regression

This code implement multiscale geographically weighted regression, it can predict at unsampled locations. Two test codes show how to use them.

Gaussian Mixture Model (GMM) - Gaussian Mixture Regression (GMR)

Encoding of data in Gaussian Mixture Model and retrieval through Gaussian Mixture Regression

GMM-GMR is a set of Matlab functions to train a Gaussian Mixture Model (GMM) and retrieve generalized data through Gaussian Mixture Regression (GMR). It allows to encode efficiently any dataset in

Modified CMRmap

Produces a colour colormap, of arbitrary length, that is monochrome-compatible.

Subplot position calculator

Calculate subplot positions by specifying figure margins and axis scaling.

gmregress

Geometric Mean Regression (Reduced Major Axis Regression).

Model II regression should be used when the two variables in the regression equation are random and subject to error, i.e. not controlled by the researcher. Model I regression using ordinary least

smooth

Perform windowed smoothing on a vector using mathematical functions

Fast Ridge Regression

Fast Ridge regression with multiple ridge parameters and response variables.

ridge_fast is a high-performance MATLAB function designed to perform ridge regression with multiple response variables and multiple ridge penalty values—significantly faster than MATLAB’s built-in

Fuzzy regression tree

Generates fuzzy inference system (FIS) using regression tree algorithm and ANFIS training

The archive includes genfis4.m that generates Mamdani- and Sugeno-type FIS using regression tree algorithm to extract fuzzy rule information from data set. It is based mostly on Fuzzy Logic Toolbox