Best of Data Visualization — May 2025

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   Article

   Grafana Labs·52w

   Dashboards and detergent: How two students monitor laundry machines in a college dorm with Grafana

   Two college students developed a system using Grafana and TimescaleDB to track laundry machine usage in dorms. They used internet-connected laundry machines' data, building a real-time dashboard that also records metrics like machine popularity and usage times. This creative approach demonstrates Grafana's versatility beyond typical network monitoring and hints at future integration possibilities with weather data or gamification.

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   Article

   Towards Data Science·1y

   Real-Time Interactive Sentiment Analysis in Python

   The post demonstrates creating a real-time interactive sentiment analysis application using Python. It details setting up the GUI with customtkinter and dynamically visualizes sentiment through a procedurally generated smiley face using OpenCV. Pre-trained transformer models from the transformers library are used for sentiment prediction, and visual updates are processed asynchronously using thread pools to ensure smooth UI performance.

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   Article

   Syncfusion·52w

   Simplify Your Finances with the Flutter Expense Tracker

   The Flutter Expense Tracker Sample simplifies financial management by tracking income, expenses, budgets, and savings. Key features include cross-platform support, interactive data visualization, responsive UI, optimized state management, and efficient local storage using reusable Flutter widgets. It offers pages for setup, import, dashboard, transactions, budgets, savings, and settings, ensuring easy navigation and data handling across different devices.

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