FelooPy 0.3.0

What is new?

• Introducing the search class, your all-in-one problem solver!
• Introducing decision environments, allowing for complex modeling and computation tasks and workflows.
• Introducing the improved data toolkit. A class to handle the inputs and outputs of the decision environments.
• Supporting new exact optimization interfaces: highs, insideopt, and gams.
• Supporting multi-objective exact optimization: Normalized weighted sum method (nwsm) and epsilon-constraint method (ecm).
• Supporting multi-parameter sensitivity and similarity analysis.
• Supporting benchmarking interfaces and solvers.
• Introducing a new report interface with clear and structured sections.
• Supporting structured constraint definition.
• Removing bugs and enhancing efficiency.
• Documenting the methods and classes.
• And more!

FelooPy 0.2.9

• This release was experimental for testing the next release.

FelooPy 0.2.8

v0.2.8 Release Notes

• Introducing command line interface tools for easier interaction.
• Embedded heuristic optimization algorithms have been revised for better performance.
• Full support for multi-attribute decision making has been achieved, thanks to the integration with pydecision.
• The IIS functionality of supported interfaces has been fixed.
• Support for new optimization packages including niapy and pygad has been added.
• Various bugs have been fixed and the user experience has been improved.
• Stability and reliability of the software have been enhanced.
• Compatibility with newer versions of optimization interfaces has been ensured.
• A mathematical model report has been added for better debugging.
• A data toolkit has been introduced for data manipulation needs.
• The link to interface (lti) method has been introduced for seamless integration.
• Performance of the software has been optimized for better speed and efficiency.
• This is the most stable release since the introduction of FelooPy.

FelooPy 0.2.6

Major Enhancements

• Uncertain Optimization Support: Can now solve uncertain optimization problems.
• Improved Reporting: Generates more detailed reports with additional specifications. These reports can be saved as .txt files for future reference.
• Better Linearizers Support: Improved linearizers support, enhancing the overall performance.
• Single and Multi-objective Optimization: Full support for both single- and multi-objective optimization problems.
• New Heuristic Optimization Algorithms: Supports new heuristic optimization algorithms, providing more options for problem-solving.

User Interface Enhancements

• Improved Decision/Objective Values Display: Fixed errors in displaying decisions or objective values, providing a more accurate and intuitive user experience.
• Improved Report UI: The user interface for reports has been redesigned and improved, making it easier to understand the output of your optimization problems.

Stability Improvements

• Fewer Bugs and Better Stability: Fixed some bugs and improved the overall stability of the software.
• Enhanced Constraint and Convex Optimization: Improved the support for constraint and convex optimization, making it more robust and reliable.

Beta Features

• LocalSolver Support (Beta): Testing support for LocalSolver; stay tuned for updates.
• Pymoo Support (Beta): Testing support for Pymoo. Look forward to this feature in upcoming releases.

FelooPy 0.2.4

Highlights

FelooPy version 0.2.4:

• Can solve constraint optimization and convex optimization problems.
• Can define an optimization problem in matrix form.
• Can apply constraint programming techniques.
• Can set solver options, set time limit, show log, number of threads, and save model and log files.
• Can define tensor/matrix variables.
• Can provide a report of the model and the solution process.
• Can report status of solve in heuristic optimization.
• Has fewer bugs and better stability.

FelooPy 0.1.0

The first version of FelooPy!

FelooPy 0.2.5

Highlights

• Can solve multi-objective optimization problems.
• Can solve multi-criteria decision making problems.
• Can automatically handle non-linearity for exact optimization.
• Can help define special constraints.
• Provides a better report of the model, its solution processes and the decisions.
• Has fewer bugs and better stability.

FelooPy 0.2.3: Stability Improvements!

• Fixed errors in counting variables.
• Revised vectorized heuristic algorithms by 'feloopy'.
• Fixed errors during installation.
• Fixed errors during implementation.

FelooPy 0.2.0: Major Update!

Version 0.2.0 (12 December 2022)

• Support for 172+5 (vectorized) heuristic solvers.
• Support for 82 exact solvers.
• Support for 14 optimization interfaces.
• Support for multi-parameter sensitivity analsyis.
• Support for new utilities such as begin_timer() and end_timer().
• Fixed errors in data loading.
• Some bug fixes and stability improvements.

First Stable Release (0.1.1)

Version 0.1.1 (26 October 2022)

Started to support heuristic algorithms.
Started to support sensitivity analysis.
Started to support extensible coding.