Lorentz Yeung – Medium

Lorentz Yeung

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A LangChain + OpenAI Complete Tutorial for Beginner — Lesson 3 Making Chatbots Smarter with…

Unlocking Advanced Chatbot Capabilities: A Journey Through LangChain Expression Language (LCEL)

Feb 7, 2024

A LangChain + OpenAI Complete Tutorial for Beginner — Lesson 3 Making Chatbots Smarter with…

Feb 7, 2024

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Towards AI

A LangChain + OpenAI Complete Tutorial for Beginner — Lesson 1 Building Chatbot with LangChain…

Mastering Conversational AI: Your First Steps into Building Intelligent Chatbots

Feb 6, 2024

A LangChain + OpenAI Complete Tutorial for Beginner — Lesson 1 Building Chatbot with LangChain…

Feb 6, 2024

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TDS Archive

Website visitor forecast with Facebook Prophet: A Complete Tutorial

With installation instructions, data, parameters tuning, and both simple & sophisticated forecasting— Part 2

Mar 10, 2022

Website visitor forecast with Facebook Prophet: A Complete Tutorial

Mar 10, 2022

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Real-world website visitor forecast with Facebook Prophet: A Complete Tutorial

As a data analyst at Microsoft, I must investigate and understand time-series data every day. Besides looking at some key performance…

Mar 10, 2022

Website visitor forecast with Facebook Prophet all in one tutorial 2022 (with installation instructions, data, parameters tuning, and both simple & sophisticated forecasting) — Part 1

Mar 10, 2022

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Fundamental Marketing Analytics

Through Recency-Frequency-Monetary model and Managerial Segmentation with Python

Feb 12, 2020

Fundamental Marketing Analytics

Feb 12, 2020

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Pandas Data Wrangling Cheat Sheet 2021

To excel data analysis/data science/machine learning in Python, Pandas is a library you need to master. Here is a cheat sheet for some of…

Apr 11, 2021

Pandas Data Wrangling Cheat Sheet 2021

Apr 11, 2021

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Towards AI

From Code to Bundle: Debugging the macOS Freeze in Lorye Go!

Lorye Go! 香港版 ran like a dream in Terminal, but as a macOS app bundle, it froze solid after picking a station. Stats uploaded fine, yet the

Mar 30

From Code to Bundle:
Debugging the macOS Freeze in Lorye Go!

Mar 30

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Towards AI

Vibe Coding Journey: Solving Randomization Issues in “Lorye Go! 香港版”

Three weeks into vibe coding Lorye Go! 香港版, I hit a snag: the game’s randomization was anything but random. Same questions, same events…

Mar 30

Vibe Coding Journey:
Solving Randomization Issues in “Lorye Go! 香港版”

Mar 30

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Towards AI

Vibe Coding a Hong Kong Dream: Building Lorye Go! with AI

Welcome to the first chapter of my vibe coding saga ! I’m Entz Yeung, a data scientist and AI engineer with a decade of Python under my…

Mar 30

Vibe Coding a Hong Kong Dream:
Building Lorye Go! with AI

Mar 30

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Towards AI

Comparing DeepSeek-R1 Models: 32B vs 70B vs R1

DeepSeek has made waves in the AI world. They offer multiple models at the same time, so which one should we choose?

Feb 3

Comparing DeepSeek-R1 Models: 32B vs 70B vs R1

Feb 3

Lorentz Yeung

Lorentz Yeung

Data Analyst in Microsoft, Founder of El Arte Design and Marketing, Certified Digital Marketer, MSc in Digital Marketing, London based.

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