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Piecewise Peak Fitting
Piecewise Peak Fitting

App

0 Ratings

0 Comments

487 Downloads (90 Days)

Min.Version: 2025b (10.25) Updated on: 6/13/2025

Fit Multiple Peaks on the Curve with Individual Baseline Settings

Fitting Function Library
Fitting Function Library

App

10 Ratings

10 Comments

1063 Downloads (90 Days)

Min.Version: 2019 (9.6) Updated on: 6/12/2025

Let Origin user search, find and add fitting functions to Origin.

Neural Network Fitting
Neural Network Fitting

App

17 Ratings

17 Comments

306 Downloads (90 Days)

Min.Version: 2020 (9.7) Updated on: 2/21/2025

Fit data with neural network.

Cyclic Voltammetry
Cyclic Voltammetry

App

23 Ratings

23 Comments

588 Downloads (90 Days)

Min.Version: 2025b (10.25) Updated on: 6/13/2025

Perform multi-peak fitting and integration of cyclic data.

Simple Fit
Simple Fit

App

56 Ratings

56 Comments

1295 Downloads (90 Days)

Min.Version: 2022b (9.95) Updated on: 6/12/2025

A simplified tool to perform curve fitting.

Speedy Fit
Speedy Fit

App

14 Ratings

14 Comments

910 Downloads (90 Days)

Min.Version: 2022b (9.95) Updated on: 6/12/2025

Perform batch fitting fast

Piecewise Fit
Piecewise Fit

App

19 Ratings

19 Comments

588 Downloads (90 Days)

Min.Version: 2020 (9.7) Updated on: 6/12/2025

Fit two or three segments of a data plot with same or different fitting function.

2D Peak Analysis
2D Peak Analysis

App

6 Ratings

6 Comments

389 Downloads (90 Days)

Min.Version: 2020 (9.7) Updated on: 6/12/2025

Perform 2d peak fitting and integration for each peak.

Fit Convolution
Fit Convolution

App

19 Ratings

19 Comments

252 Downloads (90 Days)

Min.Version: 2018b (9.55) Updated on: 6/12/2025

Perform convolution of the fitting function with the instrument response while performing the fitting.

Neural Network Regression
Neural Network Regression

App

7 Ratings

7 Comments

453 Downloads (90 Days)

Min.Version: 2022b (9.95) Updated on: 2/21/2025

Perform neural network fitting using Python.

OPJ Packer
OPJ Packer

App

1 Ratings

1 Comments

63 Downloads (90 Days)

Min.Version: 2018b (9.55) Updated on: 8/5/2024

Pack project file including fitting functions and templates

Sequential Fit
Sequential Fit

App

14 Ratings

14 Comments

500 Downloads (90 Days)

Min.Version: 2020 (9.7) Updated on: 4/25/2023

Perform fitting on all datasets in a worksheet sequentially.

Rank Models
Rank Models

App

12 Ratings

12 Comments

243 Downloads (90 Days)

Min.Version: 2022b (9.95) Updated on: 1/4/2022

Fit and rank multiple functions to identify best fitting model.

Fit with Composite Functions
Fit with Composite Functions

App

1 Ratings

1 Comments

58 Downloads (90 Days)

Min.Version: 2019 (9.6) Updated on: 11/17/2021

Perform fitting by combining two or more existing fitting functions

Rank Models by Fit Reports
Rank Models by Fit Reports

App

0 Ratings

0 Comments

54 Downloads (90 Days)

Min.Version: 2021 (9.8) Updated on: 3/16/2021

Rank multiple fitting functions by their fit reports.

Fit Adsorption Isotherm
Fit Adsorption Isotherm

App

10 Ratings

10 Comments

105 Downloads (90 Days)

Min.Version: 2020b (9.75) Updated on: 6/9/2020

Help to transform raw data related to adsorption isotherm into a linear dataset then perform linear fitting.

General Linear Regression
General Linear Regression

App

6 Ratings

6 Comments

1108 Downloads (90 Days)

Min.Version: 2025b (10.25) Updated on: 9/17/2025

Perform regression to study the relationship between a response variable and categorical or continuous independent variables.

Linear Mixed Effects Model
Linear Mixed Effects Model

App

11 Ratings

11 Comments

691 Downloads (90 Days)

Min.Version: 2025b (10.25) Updated on: 6/12/2025

Fit a linear model with fixed effects and random effects.

Polynomial Surface Fit
Polynomial Surface Fit

App

6 Ratings

6 Comments

210 Downloads (90 Days)

Min.Version: 2016 (9.3) Updated on: 4/22/2025

Fit XYZ data with polynomial equations of specified/maximum degree in X and Y, and rank equations to determine best fit (PRO Only).

Radiometric Geochronology Analysis
Radiometric Geochronology Analysis

App

4 Ratings

4 Comments

151 Downloads (90 Days)

Min.Version: 2022b (9.95) Updated on: 4/7/2025

Analyze radiometric geochronological data.

Chebyshev Polynomial Fit
Chebyshev Polynomial Fit

App

0 Ratings

0 Comments

69 Downloads (90 Days)

Min.Version: 2019 (9.6) Updated on: 8/21/2024

Determine the coefficients of Chebyshev polynomials of the first kind.

Compare Linear Fit Parameters and Datasets
Compare Linear Fit Parameters and Datasets

App

10 Ratings

10 Comments

135 Downloads (90 Days)

Min.Version: 2016 (9.3) Updated on: 8/9/2024

Compare datasets using a linear model, or compare intercept and slope.

Generalized Linear Mixed Model
Generalized Linear Mixed Model

App

1 Ratings

1 Comments

245 Downloads (90 Days)

Min.Version: 2023b (10.05) Updated on: 7/2/2024

Fit a generalized linear model with fixed effects and random effects.

Peak Deconvolution
Peak Deconvolution

App

36 Ratings

36 Comments

1161 Downloads (90 Days)

Min.Version: 2019 (9.6) Updated on: 4/12/2024

Offer an intuitive and interactive interface to perform peak analysis.

Bayesian Ridge Regression
Bayesian Ridge Regression

App

1 Ratings

1 Comments

106 Downloads (90 Days)

Min.Version: 2023b (10.05) Updated on: 4/10/2024

Perform bayesian ridge regression with Python.

Generalized Additive Model
Generalized Additive Model

App

0 Ratings

0 Comments

156 Downloads (90 Days)

Min.Version: 2024 (10.1) Updated on: 1/11/2024

Fit a generalized linear model with spline functions of predictor variables.

Quantile Regression
Quantile Regression

App

5 Ratings

5 Comments

118 Downloads (90 Days)

Min.Version: 2020 (9.7) Updated on: 4/25/2023

Explore the relation between continuous or categorical independent variables and specified quantiles of a dependent variable.

Compare Datasets and Fit Parameters
Compare Datasets and Fit Parameters

App

4 Ratings

4 Comments

128 Downloads (90 Days)

Min.Version: 2020 (9.7) Updated on: 4/25/2023

Compare parameters across multiple datasets, or compare multiple datasets using a nonlinear model.

Pulse Fit
Pulse Fit

App

0 Ratings

0 Comments

79 Downloads (90 Days)

Min.Version: 2023 (10.0) Updated on: 11/4/2022

Fit a series of pulses.

Fit ODE
Fit ODE

App

9 Ratings

9 Comments

90 Downloads (90 Days)

Min.Version: 2019b (9.65) Updated on: 6/27/2022

Fit ordinary differential equation

Global Fit with Multiple Functions
Global Fit with Multiple Functions

App

6 Ratings

6 Comments

132 Downloads (90 Days)

Min.Version: 2019 (9.6) Updated on: 4/25/2022

Perform global fit and share parameters for different functions.

Fit Parameter Test
Fit Parameter Test

App

0 Ratings

0 Comments

73 Downloads (90 Days)

Min.Version: 2019 (9.6) Updated on: 12/21/2020

Test for a specific value of a fit parameter

Standard Curve Analysis
Standard Curve Analysis

App

2 Ratings

2 Comments

176 Downloads (90 Days)

Min.Version: 2020b (9.75) Updated on: 4/27/2020

Fit a standard curve and interpolate x values.

Linear Regression with Marginal Distribution
Linear Regression with Marginal Distribution

App

7 Ratings

7 Comments

133 Downloads (90 Days)

Min.Version: 2020b (9.75) Updated on: 4/27/2020

Linear regression with marginal distribution

Operations Manager
Operations Manager

App

0 Ratings

0 Comments

34 Downloads (90 Days)

Min.Version: 2018 (9.5) Updated on: 8/2/2019

View and manage a list of operations (analyses, etc) in the current project.

Global Peak Fit
Global Peak Fit

App

19 Ratings

19 Comments

175 Downloads (90 Days)

Min.Version: 2018 (9.5) Updated on: 12/18/2017

Fit multiple peaks in multiple datasets with parameter sharing.

Enzyme Kinetics
Enzyme Kinetics

App

4 Ratings

4 Comments

116 Downloads (90 Days)

Min.Version: 2018 (9.5) Updated on: 12/8/2017

Fit enzyme kinetics data and rank models.

Composite Spectrum Regression
Composite Spectrum Regression

App

5 Ratings

5 Comments

119 Downloads (90 Days)

Min.Version: 2018 (9.5) Updated on: 9/26/2017

Perform multiple linear regression for spectra.

Constrained Multiple Regression
Constrained Multiple Regression

App

1 Ratings

1 Comments

137 Downloads (90 Days)

Min.Version: 2018 (9.5) Updated on: 5/8/2017

Perform constrained multiple regression and solve constrained linear least-squares problems (PRO Only).

Weibull Fit with Least Squares Method
Weibull Fit with Least Squares Method

App

0 Ratings

0 Comments

99 Downloads (90 Days)

Min.Version: 2017 (9.4) Updated on: 1/20/2017

Perform Weibull fit using rank regression on X

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