YULIN HE

@YULINHEEE · User

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I am a Data Scientist & AI Engineer passionate about using machine learning and intelligent automation to make data-driven decisions.

RMIT UniversitySdyney1 followers11 repositories

Repositories

YULINHEEE/AI-Sales-Co-Pilot-Backend-Development

An industry AI project to build the backend in n8n for an AI Sales Co-Pilot. Designed and implemented a multi-agent workflow capable of routing queries across SQL, Salesforce, RAG retrieval.

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YULINHEEE/Supply-Chain-Data-Analysis

This project focuses on predicting delivery delay risk based on historical order and logistics data. Using feature engineering and machine learning, I developed models to identify high-risk shipments before they occur.

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YULINHEEE/Bitcoin_time_series_analysis

Time series forecasting project using monthly Bitcoin index data. The analysis includes log transformation, stationarity testing, ARIMA model selection, residual diagnostics, and 12-month ahead forecasting. Forecast results are visualized in both log scale and original USD values with confidence intervals.

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YULINHEEE/NLP-text-preprocessing-and-classification

Starter code to solve real-world text data problems related to job advertisements. Includes: Word2Vec, phrase embeddings, Text Classification with Logistic Regression, simple text preprocessing, pre-trained embeddings and more.

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YULINHEEE/msg

:book: 现代统计图形(人民邮电出版社出版) Modern Statistical Graphics

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