2021年全国大学生数学建模竞赛C题。第一问使用主成分分析，第二问建立混合整数规划模型、使用Gurobi求解器求解。最终提交版本中摘要不完整。上海市二等奖。

You will learn about building ARIMA and Ensemble Machine Learning to forecast time series data in R

Đây là bài nghiên cứu của tôi về Logistics ngược (Reverse Logistics): thực nghiệm đối với rác thải điện tử.

RFID middleware is a software layer that acts as an intermediary between RFID readers and back-end systems, enabling the seamless integration of RFID technology into various applications. This paper presents a comprehensive research on the design and implementation of RFID middleware, including its architecture, key components, and functionality.