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Showing posts from October, 2023

Enigame: an extreme puzzle hunt

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Enigame logo Enigame is an online puzzle hunt event created by people at the Technical University of Munich for people who enjoy the combination of logical and out-of-the-box thinking. There are also other puzzle hunts out there by organizations like Microsoft or MIT, but enigame stands out with its charming questions and friendly community. Enigame (name derived from the word "enigma", a device used for encrypting and decrypting secret messages) is an exciting and engaging event that typically involves a variety of challenges, puzzles, and activities related to anything you can imagine. It often serves as a platform for people to showcase their problem-solving skills and technical and general knowledge.  Besides that, enigame is also a team event where players create up to 10-person teams, which makes the teamwork and collaboration aspects for the participants even more crucial. Enigame's mascot: Eni The event has been organized every 6 months, once in spring and once i...

Gephi Quick Start Guide

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Gephi is an open-source network analysis and visualization software often used by researchers and professionals to explore and analyze complex networks. It's trendy among those working in social network analysis, biology, transportation, and more fields. Gephi allows users to import network data, visualize it in various layouts, and apply different algorithms to analyze the structure and properties of the network. Users can also customize the appearance of nodes and edges, making it a powerful tool for creating visually appealing network visualizations. Gephi Logo This blog will cover a quick starter guide for Gephi. The official tutorial can be found in this link . Our version follows similar steps but in an updated version.  First, you need to download Gephi from this link  and install it on your computer. This guide is done with the Gephi 0.10.1 version for Windows. The tutorial uses the LesMiserables  sample dataset.  After starting Gephi, you need to import LesM...

Pizzas in 10 Minutes Ontology Tutorial

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Protege is a no-cost, open-source platform that offers tools for building domain models and creating knowledge-based applications using ontologies. It is supported by a growing user community.  This blog will explain the standard 10 Minute-Pizza ontology. You will learn how to use the W3C Web Ontology Language (OWL) by following this tutorial. Note that this is not a complete walkthrough and it does not explain everything step by step. For that, you can check out the Pizzas in 10 Minutes page on the Protege Wiki website. Although the tutorial is slightly outdated with the most recent version of the program, it should not be hard to go through the steps.  In the beginning, having a basic structure defined on paper similar to the image below should be useful.      Image taken from  OWLMap: Fully Automatic Mapping of Ontology into Relational Database Schema To use Protege, you should first download Protege Desktop , install the Matrix and Annotation templ...

Training an Unbeatable AI in Trackmania

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Training an Unbeatable AI in Trackmania by Yosh About the Game Trackmania is a popular racing video game series that dates back to 2003 with 15 separate titles published on multiple platforms up to this date. What sets this game apart is its unique feature that enables players to create and share their own tracks within the game, fostering a vibrant community of track designers. Trackmania Nations Forever Among these 15 games developed over the span of 20 years, the most cherished and widely played by the community is Trackmania Nations Forever which came out in the year 2008. Nations Forever is a free PC game that despite being an old game, is still played by many players trying to break records in both official and community-made tracks. The reason why people still play this game can be attributed to its crisp physics and its simple and fun gameplay.  One person managed to train an AI that can not only play this game but also beat skillful players while doing so. AI vs Huma...

Using ChatGPT with Voices and Images

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    Image from ChatGPT website A new major update on OpenAI's ChatGPT model came out a week ago. This update enables users to interact with the model in more ways than just using text. These ways are namely speech and sending images. In addition, ChatGPT can respond to the user's voice with its own voice or send pictures to the user if requested. These features have been implemented by a variety of third-party extensions but it has finally been brought natively into ChatGPT. This advancement has been anticipated by the community for over a year now. Users can now talk to ChatGPT via a microphone and the model responds with voice using text-to-speech technology and it is acclaimed as a good quality one. This essentially means that people can now talk to ChatGPT like talking to a real person. This also opens a way for people with certain disabilities to use ChatGPT more easily. Another advantage of that would be the effectiveness of using ChatGPT, people can interact with the mo...