2/7/2025

 2/7/2025

Today, i continue to build and optimize the XGBoost model, focusing on adjusting the rationality of the model performance, such as starting to try to adjust the parameters. The goal is to improve the accuracy of sales forecasts and make the output results more in line with actual business trends.

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10/6/2025

 10/6/2025 Today, i successfully completed the construction of the SARIMA model and began to apply it to the prediction of actual sales data. After model training, i generated sales forecasts for the next few days and compared them with the actual data to evaluate the accuracy of the model.
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2/9/2025

 2/9/2025 My main task today was to complete and refine the presentation for tomorrow's presentation, ensuring that all slides were logically clear, data accurate, and case studies complete. I reviewed and fine-tuned each model's prediction results and their strengths and weaknesses, optimizing the presentation order and chart layout to more intuitively showcase the analysis results and learnings from my internship.
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23/6/2025

 23/6/2025 Today I accepted a new task from Supply Chain Executive and started to analyze the relevant data about Reserve and In Transit Issue to help identify possible problems in inventory flow.
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