arrow-up icon

This website uses cookies to improve your user experience on this site. By continuing to view this site, you agree to our group's privacy policy decoration.

Live Demo

Experience Fixstars Amplify in your browser through demo applications

deco-dots-4 decoration
deco-blob-6 decoration
graphical divider
  • Newest
  • Easy to Hard
  • Hard to Easy
  • Easy to Hard
  • Hard to Easy
  • Add Order
    • Image
    Tutorials (applied)

    Black-Box Optimization (7): Machine Learning

    Difficulty level decoration decoration decoration decoration decoration

    Using feature selection in machine learning as an example, we efficiently select features through black-box optimization while balancing predictive accuracy and the number of features, thereby reducing model size.

    Sample code
    Image
    Tutorials (applied)

    Black-Box Optimization (6): Design Parameters

    Difficulty level decoration decoration decoration decoration decoration

    We find an optimal design of a mixing device using black-box optimization to maximize the mixing efficiency with respect to design parameters. The optimization and evaluation are carried out using a simplified mixing simulation.

    Sample code
    Image
    Tutorials (applied)

    Optimal Energy Management

    Difficulty level decoration decoration decoration decoration decoration

    In this example program, we will search for the optimal two-day energy mix for a home energy management system (HEMS) based on various energy costs and supply volumes.

    Sample code
    Image
    Demo Application

    Portfolio Optimization

    Difficulty level decoration decoration decoration decoration decoration

    We will optimize the portfolio of financial instruments and perform operation simulations using actual historical market data.

    Sample code
    Image
    Tutorials (applied)

    Traffic Signal Optimization (QUBO)

    Difficulty level decoration decoration decoration decoration decoration

    In this tutorial, we implement real-time optimal control of traffic signals using combinatorial optimization for ever-changing traffic conditions. We also simulate the traffic volume in the city when such optimal control is considered.

    Sample code
    Image
    Tutorials (applied)

    Black-Box Optimization (5): Traffic Signals

    Difficulty level decoration decoration decoration decoration decoration

    Here, we use black-box optimization to optimize traffic signal control in a city where commercial facilities may cause traffic congestion. We apply traffic simulation based on multi-agent simulation to implement and demonstrate the optimization.

    Sample code
    Image
    Tutorials (applied)

    14 NP problems in A. Lucas (2014)

    Difficulty level decoration decoration decoration decoration decoration

    Fixstars Amplify is used to solve the 14 NP problems presented in the paper, A. Lucas, Front. Phys. (2014).

    View all problems
    Image
    Demo Application

    Employee Assignment Problem

    Difficulty level decoration decoration decoration decoration decoration

    Optimal allocation of employees to stores is essential for retail and service industries with employees with different skills and needs. In this tutorial, we will perform such an optimization using Fixstars Amplify.

    Sample code
    Image
    Demo Application

    Capacitated Vehicle Routing Problem (CVRP)

    Difficulty Level decoration decoration decoration decoration decoration

    This example code deals with the CVRP, which can be applied to efficient delivery scheduling in the transportation industry and to optimizing the order of visits in garbage collection and street cleaning.

    Sample code
    Image
    Tutorials (applied)

    Black-Box Optimization (4): Airfoil

    Difficulty Level decoration decoration decoration decoration decoration

    In this tutorial, we design the airfoil shape to maximize the lift-to-drag ratio based on fluid flow simulations. We use black-box optimization with a machine-learning model and simulated annealing for non-binary decision variables.

    Sample code
    Image
    Tutorials (applied)

    Black-Box Optimization (3): Chemical Plant

    Difficulty Level decoration decoration decoration decoration decoration

    In this tutorial, we optimize the operating condition of a chemical reactor to maximize its production. We use black-box optimization based on a machine-learning model and chemical reaction simulations.

    Sample code
    Image
    Tutorials (applied)

    Black-Box Optimization (2): Material Discovery

    Difficulty Level decoration decoration decoration decoration decoration

    Here, we demonstrate black-box optimization using machine learning and an Ising machine/quantum annealer for material exploration to realize a model high-temperature superconducting material.

    Sample code
    Image
    Tutorials (applied)

    Black-Box Optimization (1): Basics

    Difficulty Level decoration decoration decoration decoration decoration

    Black-box optimization (BBO) can be applied to complex and unknown functions. In this tutorial, we introduce and implement BBO using machine learning and combinatorial optimization with Fixstars Amplify.

    Sample code
    Image
    Demo Application

    Solving Picross Puzzles

    Difficulty Level decoration decoration decoration decoration decoration

    As an example of a complex QUBO formulation, we will develop an application that solves Picross, a puzzle game in which the user paints squares and completes a picture based on clues given by numbers.

    Sample code
    Image
    Demo Application

    Ride Sharing

    Difficulty Level decoration decoration decoration decoration decoration

    In this tutorial, we optimize the assignment of people and cars for collective ridesharing, to minimize the distance traveled by each person and the number of cars.

    Sample code
    Image
    Demo Application

    Sudoku

    Difficulty Level decoration decoration decoration decoration decoration

    Sudoku is a popular number-placement puzzle. Here, we learn how to formulate and implement a Sudoku solver as a combinatorial optimization problem.

    Sample code
    Image
    Demo Application

    Traveling Salesman Problem

    Difficulty Level decoration decoration decoration decoration decoration

    In this tutorial, we learn the traveling salesman problem and implement a solver.

    Sample code
    Image
    Demo Application

    Graph Coloring Problem

    Difficulty Level decoration decoration decoration decoration decoration

    In this tutorial, we solve a graph coloring problem, where we assign colors to the vertices of a graph under given constraints.

    Sample code
    Image
    Tutorials (applied)

    Taxi Matching Problem

    Difficulty Level decoration decoration decoration decoration decoration

    Here, we solve a taxi matching problem, where the cost of dispatching a taxi is minimized given multiple customers and multiple taxi locations.

    Sample code
    Image
    Tutorials (applied)

    Meeting Room Allocation Problem

    Difficulty Level decoration decoration decoration decoration decoration

    In this tutorial, we will develop an application to solve a meeting room allocation problem based on constrained combination optimization.

    Sample code
    Image
    Tutorials (basics)

    Image Noise Reduction

    Difficulty Level decoration decoration decoration decoration decoration

    Combinatorial optimization can be used for noise reduction. Here, we will implement a combinatorial optimization solver to reduce noise in an image.

    Sample code