🧠 Decision Support System (DSS)

A web-based Decision Support System (DSS) for expert-driven decision making in multi-criteria environments. It supports monitoring and analysis across ecological, economic, energy, and legal domains, providing a platform for task creation, evaluation, and optimal decision selection using AHP, TOPSIS, and ELECTRE methods.

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🌟 Features

• 🧮 Multi-criteria decision analysis (MCDA) with AHP, TOPSIS, ELECTRE
• 👨‍🔬 Expert evaluation of alternatives and decision scoring
• 🔐 Role-based user system (Admin, Analyst, Expert)
• 🧠 Automatic method recommendation based on task parameters
• 🌐 REST API support for integration and expansion
• 🎨 Responsive UI using Thymeleaf, Tailwind CSS, and vanilla JS

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🛠 Technologies Used

Layer	Technology
Backend	Java, Spring Boot, Spring Security
Frontend	Thymeleaf, Tailwind CSS, JavaScript
Database	MySQL + Spring Data JPA
Build Tool	Maven
Versioning	Git

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🚀 Getting Started

1. Clone the project:

   git clone https://github.com/your-username/dss.git
   cd dss

2. Create MySQL database:

   CREATE DATABASE dss;

3. Configure DB connection
   Edit src/main/resources/application.properties:

   spring.datasource.url=jdbc:mysql://localhost:3306/dss
   spring.datasource.username=your_user
   spring.datasource.password=your_password

4. Run the application:

   ./mvnw spring-boot:run

5. Open in browser:
   http://localhost:8080

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📸 Screenshots of interface

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📚 Future Enhancements

• Visualization of MCDA results
• Export reports (PDF/Excel)
• Notifications for experts
• Integration with external datasets and APIs

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👤 Author

Anton Misiura
Full-stack Java developer, passionate about intelligent systems and expert decision support.

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