Generated by All in One SEO v4.9.10, this is an llms.txt file, used by LLMs to index the site. # kchristoforidis.gr Showcasing Expertise in AI, Software Development, and Engineering ## Sitemaps - [XML Sitemap](https://kchristoforidis.gr/sitemap.xml): Contains all public & indexable URLs for this website. ## Pages - [Home](https://kchristoforidis.gr/) - Discover Konstantinos Christoforidis portfolio of projects, certifications, and awards showcasing expertise in AI, machine learning, and software development. - [Terms and Conditions](https://kchristoforidis.gr/terms-and-conditions/) - Review our Terms and Conditions to understand your rights, responsibilities, and the policies governing the use of our services." - [Privacy Policy](https://kchristoforidis.gr/privacy-policy/) - Review our Privacy Policy to understand how we collect, use, and protect your personal information while using our services. ## Portfolio - [Write with AI](https://kchristoforidis.gr/portfolio/write-with-ai/) - Learned about the usefulness of AI when writting creatively and how it can be utilized. - [Critical Thinking in the Age of AI](https://kchristoforidis.gr/portfolio/critical-thinking-in-the-age-of-ai/) - In this Sololearn course, I learned more about what critical thinking and how it should be utilized in the age of AI. - [MATLAB Onramp](https://kchristoforidis.gr/portfolio/matlab-onramp/) - In this MathWorks online course, I learned how to use MATLAB and write code in it as well as applying a few advanced techniques. - [Machine Learning Onramp](https://kchristoforidis.gr/portfolio/machine-learning-onramp/) - During this MathWorks online course I learned the basics of Machine Learning as well as applying high-level techniques using MATLAB. - [Deep Learning Onramp](https://kchristoforidis.gr/portfolio/deep-learning-onramp/) - During this MathWorks online course I learned the basics of deep learning, how to apply them in MATLAB as well as a few advanced techniques. - [Become a SuperLearner - Certification](https://kchristoforidis.gr/portfolio/become-a-superlearner/) - Achieved Become a SuperLearner certification by mastering speed reading, memorization techniques, and processing information effectively. - [Timeseries Analysis and Classification (Python)](https://kchristoforidis.gr/portfolio/timeseries-analysis-and-classification-python/) - In this assignment you are required to build a classification model for a time-series dataset. The goal is to classify events into two categories (process active vs. inactive/other task) based on temporal patterns in the data. This will involve pre-processing, feature engineering, training a classification model, and preparing a deployable solution. https://github.com/Kochristof/Time-Series-Analysis-and-Classification - [Become a SpeedDemon - Certification](https://kchristoforidis.gr/portfolio/become-a-speeddemon/) - Achieved Become a SpeedDemon certification by mastering productivity, eliminating time-wasters, and improving time management. - [Football Analytics](https://kchristoforidis.gr/portfolio/football-analytics/) - Football Data Analysis using Excel for the Workearly Data Analytics Bootcamp. https://github.com/Kochristof/Football-Analysis - [PowerBI - Work-Environment - Quality Control](https://kchristoforidis.gr/portfolio/powerbi-work-environment-quality-control/) - Data analysis project for the Workearly Bootcamp - PowerBI Final Excercise. https://github.com/Kochristof/PowerBI---Work-Environment-Quality-Control - [AI-Driven Data Analysis (Advanced Level)](https://kchristoforidis.gr/portfolio/ai-driven-data-analysis-advanced-level/) - Completed the advanced continuation of the Workearly Data Analytics Bootcamp. Helped expand knowledge of AI, Data Storytelling and DBMSs as well as hone Excel, Python, SQL and PowerBI skills. - [AI & Data Science Summer School](https://kchristoforidis.gr/portfolio/ai-data-science-summer-school/) - Attended the Workearly Summer School for Data Science. It helped deepen Data Analytics and Data Engineering field knowledge as weel as harden Excel, Python, SQL and PowerBI skills. - [Visualize Your Data](https://kchristoforidis.gr/portfolio/visualize-your-data/) - Learned about the best practices when it comes to Data Visualization and Storytelling. - [Python for Data Structures - Certification](https://kchristoforidis.gr/portfolio/python-for-data-structures-certification/) - Achieved Python for Data Structures certification by mastering strings, lists, dictionaries, tuples, sets, and more in Python. - [Think Creatively with AI](https://kchristoforidis.gr/portfolio/think-creatively-with-ai/) - Studied how to use AI creatively, to brainstorm and innovate. - [Social Media Marketing with AI](https://kchristoforidis.gr/portfolio/social-media-marketing-with-ai/) - Learned about the use and practices of AI in Social Media Marketing. - [SEO with AI](https://kchristoforidis.gr/portfolio/seo-with-ai/) - Learned about the use and practices of AI in the field of SEO. - [Research with AI](https://kchristoforidis.gr/portfolio/research-with-ai/) - Learned about the usefulness and best practices of AI when conducting Research. - [Prompt Engineering](https://kchristoforidis.gr/portfolio/prompt-engineering/) - Learned about the field, use and practices of Prompt Engineering. - [Project Planning with AI](https://kchristoforidis.gr/portfolio/project-planning-with-ai/) - Learned about the connection and usefulness of AI in Project Planning. - [Machine Learning for Beginners](https://kchristoforidis.gr/portfolio/machine-learning-for-beginners/) - Studied the basics of Machine Learning. - [Introduction to LLMs](https://kchristoforidis.gr/portfolio/introduction-to-llms/) - Studied the field of LLMs at an introductory level. - [Growth Mindset in the Age AI](https://kchristoforidis.gr/portfolio/growth-mindset-in-the-age-ai/) - Learned what Growth Mindset is and what is its place in the age of AI. - [Generative AI in Practice](https://kchristoforidis.gr/portfolio/generative-ai-in-practice/) - Studied Generative AI and how it can be used in practice. - [Ethical AI Foundations](https://kchristoforidis.gr/portfolio/ethical-ai-foundations/) - Learned about the ethical aspects and practices of using and designing AI. - [Data Literacy with AI](https://kchristoforidis.gr/portfolio/data-literacy-with-ai/) - Learned about the uses and practices of AI in Data Analytics. - [Data Analytics with AI](https://kchristoforidis.gr/portfolio/data-analytics-with-ai/) - Studied how to integrate and use AI in Data Analysis. - [C# Intermediate](https://kchristoforidis.gr/portfolio/c-intermediate/) - Studied C# programming at an intermediate level. - [Brainstorm with AI](https://kchristoforidis.gr/portfolio/brainstorm-with-ai/) - Learned about the usefulness of AI when brainstorming ideas in professional and academic environments. - [Bias Detection and Mitigation in AI Systems](https://kchristoforidis.gr/portfolio/bias-detection-and-mitigation-in-ai-systems/) - Studied the practices of Bias Detection and Mitigation in AI Systems. - [AI-Powered A/B Testing](https://kchristoforidis.gr/portfolio/ai-powered-a-b-testing/) - Studied the use of AI in A/B Testing workflows. - [AI in Product & UX](https://kchristoforidis.gr/portfolio/ai-in-product-ux/) - Studied about the integration of AI in products and UI/UX design. - [Agentic Workflows](https://kchristoforidis.gr/portfolio/agentic-workflows/) - Studied Agentic Workflows, what they are and what makes them unique. - [How to use AI](https://kchristoforidis.gr/portfolio/how-to-use-ai/) - Learned about the practical and ethical uses of AI as well as the basics of prompt engineering. - [Communication without Yelling](https://kchristoforidis.gr/portfolio/communication-without-yelling/) - Studied how to achieve Communication without Yelling in both professional and personal environments. - [Vibe Coding](https://kchristoforidis.gr/portfolio/vibe-coding/) - Studied the field of Vibe Coding, what is it and how it can change programming processes for the better. - [The Role of HR](https://kchristoforidis.gr/portfolio/the-role-of-hr/) - Learned about the Role of HR, what is its purpose, what it involves and what are the values of a good HR professional. - [Career in Data Science](https://kchristoforidis.gr/portfolio/career-in-data-science/) - Learned about the field of Data Science, what it requires and how to achieve it. - [Intro to Social Media Content Marketing](https://kchristoforidis.gr/portfolio/intro-to-social-media-content-marketing/) - Studied the fundamentals of Social Media Content Marketing. How to produce content, how to use it and how to monetize it. - [Introduction to Project Management](https://kchristoforidis.gr/portfolio/introduction-to-project-management/) - Studied the fundamentals of Project Management in this introductory course. - [Introduction to SQL](https://kchristoforidis.gr/portfolio/introduction-to-sql/) - Studied the fundamentals of SQL, database management operations and data analysis. - [Startup - Find Your Own Idea](https://kchristoforidis.gr/portfolio/startup-find-your-own-idea/) - Studied the fundamentals of finding one's own ideas and following them in order to create a Startup. - [Negotiation Essentials](https://kchristoforidis.gr/portfolio/negotiation-essentials/) - The course Negotiation Essentials explored the fundamentals of negotiating in a professional environment. - [Negotiation Mastery](https://kchristoforidis.gr/portfolio/negotiation-mastery/) - Honed Negotiation skills in a professional environment. - [Transition to Circular Economy](https://kchristoforidis.gr/portfolio/transition-to-circular-economy/) - Studied the subject of Transision to Circular Economy, what it is, how it affects the energy sector and the economy overall and ways to achieve it. - [Introduction to Excel for Beginners](https://kchristoforidis.gr/portfolio/introduction-to-excel-for-beginners/) - Studied the basics of MS Excel and Data Analysis. - [Data Analyst - Bootcamp 2025](https://kchristoforidis.gr/portfolio/data-analyst-bootcamp-2025/) - Studied as a Data Analyst, mastering Excel, SQL, Python (Numpy & Pandas), Power BI, Tableau, Machine Learning and Data Science algorithms - [Emotional Intelligence and Children](https://kchristoforidis.gr/portfolio/emotional-intelligence-and-children/) - Emotional Intelligence - [Python in Excel](https://kchristoforidis.gr/portfolio/python-in-excel/) - Successfully completed Workearly's Python in Excel , during which I learned how to automate tasks, analyze data, and enhance spreadsheets with Python for smarter and more efficient workflows. - [Lead Qualification with AI using FlowXO](https://kchristoforidis.gr/portfolio/lead-qualification-with-ai-using-flowxo/) - Successfully completed Workearly's Lead Qualification with AI using FlowXO, during which I learned how to enhance the lead qualification process with AI using FlowXO, automate lead scoring, streamline customer interactions, and boost conversions with intelligent chatbots. - [AI in Finance](https://kchristoforidis.gr/portfolio/ai-in-finance/) - Successfully completed Workearly's AI in Finance, where I explored how AI is revolutionizing finance by enhancing risk management, automating processes, and driving smarter investment decisions.. - [VBA](https://kchristoforidis.gr/portfolio/vba/) - Successfully completed Workearly's VBA, during which I learned how to automate tasks, enhance Excel functionality, streamline workflows and boost productivity and efficiency. - [AI in Marketing](https://kchristoforidis.gr/portfolio/ai-in-marketing/) - Successfully completed Workearly's AI in Marketing, during which I learned how AI is reshaping marketing with data-driven insights, personalized campaigns, and automation. - [AI in Project Management - Notion](https://kchristoforidis.gr/portfolio/ai-in-project-management-notion/) - Successfully completed Workearly's AI in Project Management - Notion, during which I learned how automation, data-driven insights, and intelligent workflows enhance efficiency and decision-making. - [Supply Chain Analytics](https://kchristoforidis.gr/portfolio/supply-chain-analytics/) - Successfully completed Workearly's Supply Chain Analytics, during which I learned how it improves forecasting, efficiency, and decision-making for a competitive edge using data-driven insights. - [Motivation Theory - Certification](https://kchristoforidis.gr/portfolio/motivation-theory/) - Learned about Motivation Theory mastering teamwork, communication and leadership - [PSES Training - Certification](https://kchristoforidis.gr/portfolio/pses-training-certification/) - Completed PSES Training (Psychosocial Safety in the Workplace), focusing on identifying and managing workplace stressors, promoting mental well-being, and fostering a supportive work environment - [Main Management Functions - Certification](https://kchristoforidis.gr/portfolio/main-management-functions/) - Learned about Main Management Functions mastering teamwork, communication and leadership - [Administrative Skills and Competences - Certification](https://kchristoforidis.gr/portfolio/administrative-skills-and-competences/) - Successfully completed a seminar on Administrative Skills and Competences, focusing on effective office management, organizational skills, communication, and problem-solving. - [Change Management - Certification](https://kchristoforidis.gr/portfolio/change-management-certification/) - Achieved Change Management, mastering teamwork, communication and leadership - [Cyber Security - Certification](https://kchristoforidis.gr/portfolio/cyber-security/) - Successfully completed a seminar on Cyber Security, covering key concepts such as threat detection, risk management, data protection, and best practices for safeguarding digital assets. - [Communication - Certification](https://kchristoforidis.gr/portfolio/communication/) - Learned about Communication mastering teamwork, communication and leadership. - [Occupational Health and Safety (OSH) - Certification](https://kchristoforidis.gr/portfolio/occupational-health-and-safety-osh/) - Successfully completed a seminar on Occupational Health and Safety (OSH), focusing on workplace safety regulations and risk management. - [New Emerging Technologies of Digital Transformation - Certification](https://kchristoforidis.gr/portfolio/new-emerging-technologies-of-digital-transformation/) - Successfully completed a seminar on New Emerging Technologies of Digital Transformation, exploring advancements such as AI, blockchain, IoT, and cloud computing. - [Become a SuperHuman - Certification](https://kchristoforidis.gr/portfolio/become-a-superhuman/) - Achieved Become a SuperHuman certification by mastering endocrine health, improving testosterone, and boosting motivation naturally. - [MS Project 2019 - Certification](https://kchristoforidis.gr/portfolio/ms-project-2019/) - Mastered MS Project 2019 - [Organizational Culture - Certification](https://kchristoforidis.gr/portfolio/organizational-culture/) - Achieved Organizational Culture by mastering teamwork, communication and leadership - [Information Security Management System - Certification](https://kchristoforidis.gr/portfolio/information-security-management-system/) - Successfully completed a seminar on Information Security Management System (ISMS), covering key principles of data protection, risk assessment, and compliance with international security standards. - [Leadership - Certification](https://kchristoforidis.gr/portfolio/leadership/) - Learned about Leadership by mastering teamwork, communication and leadership - [Digital Transformation - Certification](https://kchristoforidis.gr/portfolio/digital-transformation/) - Successfully completed a seminar on Digital Transformation, covering concepts like emerging technologies, business innovation, and digital strategy. Gained insights into leveraging digital tools to drive organizational change and enhance efficiency. - [Angular - Certification](https://kchristoforidis.gr/portfolio/angular-certification/) - Achieved Angular certification by mastering the framework, building scalable apps, designing forms, and implementing user interactions. - [Web Developer with Angular - Certification](https://kchristoforidis.gr/portfolio/web-developer-with-angular-certification/) - Achieved Web Developer with Angular certification by mastering Angular, building scalable apps, and designing interactive user features. - [C Intermediate - Certification](https://kchristoforidis.gr/portfolio/c-intermediate-certification/) - Achieved C Intermediate certification by mastering structs, dynamic memory allocation, file interfacing, and exception handling. - [C# Intermediate - Certification](https://kchristoforidis.gr/portfolio/csharp-intermediate-certification/) - Achieved C# Intermediate certification by mastering advanced C# concepts, practicing skills, and building confidence as a programmer. - [C++ Intermediate - Certification](https://kchristoforidis.gr/portfolio/cpp-intermediate-certification/) - Achieved C++ Intermediate certification by mastering advanced C++ skills through bite-sized, easy-to-follow lessons. - [Coding Foundations - Certification](https://kchristoforidis.gr/portfolio/coding-foundations-certification/) - Achieved Coding Foundations certification by mastering HTML, SQL for databases, and Python to build websites and write programs. - [Data Programming - Certification](https://kchristoforidis.gr/portfolio/data-programming-certification/) - Achieved Data Programming certification by mastering SQL for databases, building interactive programs, and automating tasks with Python. - [Data Science - Certification](https://kchristoforidis.gr/portfolio/data-science-certification/) - Achieved Data Science certification by mastering data analysis, visualization, and advanced techniques to interpret complex datasets. - [Front-end for Beginners - Certification](https://kchristoforidis.gr/portfolio/front-end-for-beginners-certification/) - Achieved Front-End for Beginners certification by mastering Angular, building scalable web apps, and designing user-friendly features. - [Introduction to C# - Certification](https://kchristoforidis.gr/portfolio/introduction-to-csharp-certification/) - Achieved Introduction to C# certification by mastering the basics of C#, its time-saving syntax, and beginner-friendly programming concepts. - [Introduction to C - Certification](https://kchristoforidis.gr/portfolio/introduction-to-c-certification/) - Achieved Introduction to C certification by mastering data types, pointers, loops, functions, and other foundational programming concepts. - [Introduction to C++ - Certification](https://kchristoforidis.gr/portfolio/introduction-to-cpp-certification/) - Achieved Introduction to C++ certification by mastering data types, pointers, loops, and functions through beginner-friendly lessons. - [Introduction to CSS - Certification](https://kchristoforidis.gr/portfolio/introduction-to-css-certification/) - Achieved Introduction to CSS certification by mastering website styling, layout, and hands-on coding with real CSS templates. - [Introduction to HTML - Certification](https://kchristoforidis.gr/portfolio/introduction-to-html-certification/) - Achieved Introduction to HTML certification by mastering website structure, building blocks of web pages, and beginner-friendly coding skills. - [Introduction to Java - Certification](https://kchristoforidis.gr/portfolio/introduction-to-java-certification/) - Achieved Introduction to Java certification by mastering key Java concepts and writing clear, working code from the first lesson. - [Introduction to JavaScript - Certification](https://kchristoforidis.gr/portfolio/introduction-to-javascript-certification/) - Achieved Introduction to JavaScript certification by mastering the basics of building interactive websites and coding mobile apps. - [Introduction to SQL - Certification](https://kchristoforidis.gr/portfolio/introduction-to-sql-certification/) - Achieved Introduction to SQL certification by mastering database access, data manipulation, and essential querying techniques. - [Java Intermediate - Certification](https://kchristoforidis.gr/portfolio/java-intermediate-certification/) - Achieved Java Intermediate certification by mastering Object-Oriented Programming, Collections, and file management techniques. - [Introduction to Python - Certification](https://kchristoforidis.gr/portfolio/introduction-to-python-certification/) - Achieved Introduction to Python certification by mastering basic concepts, solving coding challenges, and building real-life projects. - [JavaScript - Certification](https://kchristoforidis.gr/portfolio/javascript-certification/) - Achieved JavaScript certification by mastering interactive web features, content manipulation, and form validation techniques. - [Kotlin - Certification](https://kchristoforidis.gr/portfolio/kotlin-certification/) - Achieved Kotlin certification by mastering core concepts, building real-life projects, and solving coding challenges. - [Machine Learning - Certification](https://kchristoforidis.gr/portfolio/machine-learning-certification/) - Achieved Machine Learning certification by mastering intelligent recommendation systems and building real-world predictive models. - [PHP - Certification](https://kchristoforidis.gr/portfolio/php-certification/) - Achieved PHP certification by mastering dynamic web page creation, website development, and generating interactive content. - [JavaScript Intermediate - Certification](https://kchristoforidis.gr/portfolio/javascript-intermediate-certification/) - Achieved JavaScript Intermediate certification by mastering complex programming concepts and building interactive, flexible websites. - [Python Core - Certification](https://kchristoforidis.gr/portfolio/python-core-certification/) - Achieved Python Core certification by mastering foundational Python skills, writing code, and practicing with real-world tasks. - [Python Developer - Certification](https://kchristoforidis.gr/portfolio/python-developer-certification/) - Achieved Python Developer certification by mastering program development, task automation, data analysis, and AI modeling. - [Python for Beginners - Certification](https://kchristoforidis.gr/portfolio/python-for-beginners-certification/) - Achieved Python for Beginners certification by mastering basic Python concepts, building real-life projects, and solving coding challenges. - [Python for Data Science - Certification](https://kchristoforidis.gr/portfolio/python-for-data-science-certification/) - Achieved Python for Data Science certification by mastering libraries like numpy, pandas, and matplotlib for data manipulation and visualization. - [Python for Finance - Certification](https://kchristoforidis.gr/portfolio/python-for-finance-certification/) - Achieved Python for Finance certification by mastering financial data analysis, solving problems, and building a Bitcoin price analysis program. - [Python intermediate - Certification](https://kchristoforidis.gr/portfolio/python-intermediate-certification/) - Achieved Python Intermediate certification by mastering collection types, lambda functions, OOP, generators, decorators, and more. - [SQL Intermediate - Certification](https://kchristoforidis.gr/portfolio/sql-intermediate-certification/) - Achieved SQL Intermediate certification by mastering multi-table databases, data integrity, and advanced data manipulation techniques. - [Swift 4 - Certification](https://kchristoforidis.gr/portfolio/swift-4-certification/) - Achieved Swift 4 certification by mastering core programming concepts and building a fully functional iOS application. - [Tech for Everyone - Certification](https://kchristoforidis.gr/portfolio/tech-for-everyone-certification/) - Achieved Tech for Everyone certification by understanding the Internet, its workings, and exploring online opportunities. - [Web Development - Certification](https://kchristoforidis.gr/portfolio/web-development-certification/) - Achieved Web Development certification by mastering HTML, CSS, and JavaScript to build interactive, responsive web pages. - [Euclides Award - Honors & AWARDS](https://kchristoforidis.gr/portfolio/euclides-award-mathematics/) - Awarded the Euclides Award by the Greek Mathematical Society for exceptional skills in mathematics and geometry. - [NASA Space Apps Challenge - Honors & AWARDS](https://kchristoforidis.gr/portfolio/nasa-space-apps-challenge-award/) - Awarded 1st place in NASA Space Apps Challenge for proposing AI-driven drones to clean ocean garbage with a sustainable and cost-effective model. - [Stock Predicting using Deep Learning - Project](https://kchristoforidis.gr/portfolio/stock-predicting-using-deep-learning/) - Explored stock predicting using deep learning with Python, designing neural networks and applying advanced data science techniques. - [Social Media Interface in Graph Structure (Dijkstra): C - Project](https://kchristoforidis.gr/portfolio/social-media-interface-graph-structure-c/) - Designed a social media interface using C with graph algorithms like Dijkstra and Kruskal to simulate user connections. - [Paper Analysis: Mobile and Distributed Computing - Project](https://kchristoforidis.gr/portfolio/paper-analysis-mobile-distributed-computing/) - Analyzed a Mobile and Distributed Computing paper analysis on multi-channel wireless data broadcast using AH-tree indexing and algorithm comparisons. - [Online Portfolio using HTML/CSS/JavaScript - Project](https://kchristoforidis.gr/portfolio/online-portfolio-html-css-javascript/) - Built an online portfolio using HTML, CSS, and JavaScript, showcasing web development and design expertise. - [NLP: Identification of Fake News using Data Mining and Machine Learning - Project](https://kchristoforidis.gr/portfolio/nlp-fake-news-detection/) - Developed NLP models to identify fake news using data mining and machine learning techniques, with model comparison and evaluation. - [Java Sudoku Puzzle - Project](https://kchristoforidis.gr/portfolio/java-sudoku-puzzle/) - Developed a Java Sudoku puzzle game with 3 difficulty levels using Java, showcasing problem-solving and game development skills. - [Hardware Security: IC-metering and Hardware Watermarking - Project](https://kchristoforidis.gr/portfolio/java-sudoku-puzzle-2/) - Analyzed hardware security IC Metering issues, focusing on IC-metering and watermarking solutions, with expertise in computer engineering. - [E-shop (Java/HTML/CSS/JavaScript/PHP) - Project](https://kchristoforidis.gr/portfolio/e-shop-java-html-css-javascript-php/) - Developed an e-shop for sneakers and watches using Java, HTML, CSS, JavaScript, and PHP, with database support via SQL and phpMyAdmin. - [Design a simple PC processor - Project](https://kchristoforidis.gr/portfolio/design-simple-pc-processor/) - Designed a simple PC processor using Assembly and Verilog, modeled after MIPS processors, with MARS and Verilog simulators. - [Thesis: Deep learning based prediction in multivariate time series - Project](https://kchristoforidis.gr/portfolio/deep-learning-multivariate-time-series/) - Explore Deep Learning in Multivariate Time Series to predict citation trends using AI, machine learning, and data science tools. - [Recommendation Engine: predict ratings and recommend movie genres - Project](https://kchristoforidis.gr/portfolio/recommendation-engine-movie-genres/) - Built a recommendation engine in Python to predict user ratings and recommend movies and genres using various filtering techniques. - [AutoCAD: designing home sections and electrical installations - Project](https://kchristoforidis.gr/portfolio/autocad-home-electrical-design/) - Designed building sections and electrical installations with AutoCAD, including electrical usage reports and installation cost analysis. - [Credit Card Fraud Detection: Machine Learning and Data Mining - Project](https://kchristoforidis.gr/portfolio/credit-card-fraud-detection/) - Developed and compared machine learning models to detect credit card fraud using Kaggle data and advanced data science techniques.