Library "FunctionProbabilityDistributionSampling" Methods for probability distribution sampling selection. sample(probabilities) Computes a random selected index from a probability distribution. Parameters: probabilities : float array, probabilities of sample. Returns: int.
Library "FunctionElementsInArray" Methods to count number of elements in arrays count_float(sample, value) Counts the number of elements equal to provided value in array. Parameters: sample : float array, sample data to process. value : float value to check for equality. Returns: int. count_int(sample, value) Counts the number of elements...
Library "LinearRegressionLibrary" contains functions for fitting a regression line to the time series by means of different models, as well as functions for estimating the accuracy of the fit. Linear regression algorithms: RepeatedMedian(y, n, lastBar) applies repeated median regression (robust linear regression algorithm) to the input time series...
Library "FunctionCompoundInterest" Method for compound interest. simple_compound(principal, rate, duration) Computes compound interest for given duration. Parameters: principal : float, the principal or starting value. rate : float, the rate of interest. duration : float, the period of growth. Returns: float. variable_compound(principal,...
This is a public library that include the functions explained below. The libraries are considered public domain code and permission is not required from the author if you reuse these functions in your open-source scripts
Library "FunctionDecisionTree" Method to generate decision tree based on weights. decision_tree(weights, depth) Method to generate decision tree based on weights. Parameters: weights : float array, weights for decision consideration. depth : int, depth of the tree. Returns: int array
Library "FunctionForecastLinear" Method for linear Forecast, same as found in excel and other sheet packages. forecast(sample_x, sample_y, target_x) linear forecast method. Parameters: sample_x : float array, sample data X value. sample_y : float array, sample data Y value. target_x : float, target X to get Y forecast value. Returns: float
Library "FunctionBoxCoxTransform" Methods to compute the Box-Cox Transformer. regular(sample, lambda) Regular transform. Parameters: sample : float array, sample data values. lambda : float, scaling factor. Returns: float array. inverse(sample, lambda) Regular transform. Parameters: sample : float array, sample data values. ...
Library "FunctionBestFitFrequency" TODO: add library description here array_moving_average(sample, length, ommit_initial, fillna) Moving Average values for selected data. Parameters: sample : float array, sample data values. length : int, length to smooth the data. ommit_initial : bool, default=true, ommit values at the start of the data under the...
Library "ArrayStatistics" Statistic Functions using arrays. rms(sample) Root Mean Squared Parameters: sample : float array, data sample points. Returns: float skewness_pearson1(sample) Pearson's 1st Coefficient of Skewness. Parameters: sample : float array, data sample. Returns: float skewness_pearson2(sample) Pearson's 2nd Coefficient of...
Library "Probability" erf(value) Complementary error function Parameters: value : float, value to test. Returns: float ierf_mcgiles(value) Computes the inverse error function using the Mc Giles method, sacrifices accuracy for speed. Parameters: value : float, -1.0 >= _value >= 1.0 range, value to test. Returns: float ierf_double(value) ...
Library "MathStatisticsKernelDensityEstimation" (KDE) Method for Kernel Density Estimation kde(observations, kernel, bandwidth, nsteps) Parameters: observations : float array, sample data. kernel : string, the kernel to use, default='gaussian', options='uniform', 'triangle', 'epanechnikov', 'quartic', 'triweight', 'gaussian', 'cosine', 'logistic',...
Library "MathStatisticsKernelFunctions" TODO: add library description here uniform(distance, bandwidth) Uniform kernel. Parameters: distance : float, distance to kernel origin. bandwidth : float, default=1.0, bandwidth limiter to weight the kernel. Returns: float. triangular(distance, bandwidth) Triangular kernel. Parameters: distance : float,...
Library "MathSearchDijkstra" Shortest Path Tree Search Methods using Dijkstra Algorithm. min_distance(distances, flagged_vertices) Find the lowest cost/distance. Parameters: distances : float array, data set with distance costs to start index. flagged_vertices : bool array, data set with visited vertices flags. Returns: int, lowest cost/distance...
Library "MathFinancialAbsoluteRiskMeasures" Financial Absolute Risk Measures. gain_stdev(sample) Standard deviation of gains in a data sample. Parameters: sample : float array, data sample. Returns: float. loss_stdev(sample) Standard deviation of losses in a data sample. Parameters: sample : float array, data sample. Returns: float. ...
Library "SignalProcessingClusteringKMeans" K-Means Clustering Method. nearest(point_x, point_y, centers_x, centers_y) finds the nearest center to a point and returns its distance and center index. Parameters: point_x : float, x coordinate of point. point_y : float, y coordinate of point. centers_x : float array, x coordinates of cluster centers. ...
Library "AnalysisInterpolationLoess" LOESS, local weighted Smoothing function. loess(sample_x, sample_y, point_span) LOESS, local weighted Smoothing function. Parameters: sample_x : int array, x values. sample_y : float array, y values. point_span : int, local point interval span. aloess(sample_x, sample_y, point_span) aLOESS, adaptive local...
Library "Matrix_Functions_Lib_JD" This is a library to add matrix / 2D array functionality to Pinescript. once you import the library at the beginning of your script, you can add all the functions described below just by calling them like you do any other built'in function. Enjoy, Gr, JD. PS. if you find functionality or calculation errors in the functions,...