Lorentz Yeung
Worked with Microsoft as Data Analyst / AI Certificate (Harvard University) / MSc in Digital Marketing / GC in Art History / Bachelor in Economics /
Back To Front PageCallDataAI - Wandsworth Council NetCall AI Chatbot
December 2024
An AI-powered chatbot designed for analyzing Wandsworth Council’s NetCall data.
Input natural language queries to explore the data and gain actionable insights.
Skills: Python, Streamlit, SQL, NLP, AI integration (Gemini 1.5 Pro), Docker, HTML.
KaggleX AI Course Coordinator (temp title)
Since July 2023, on-going
The app is part of the Learning Path Index Project. One of the objectives is to address problems of the Data Scientist learners like long course durations, difficulty in finding specific topics, and the absence of a centralized index.
Skills: LLM(OpenAI), HTML, CSS, Python, Streamlit, NLP, data wrangling.
LLM Classification Model
During my tenure in Microsoft
The model was developed to solve client challenges, notably in managing an extensive collection of over 20,000 keywords. The classifier was designed to organize these keywords effectively, enhancing marketing and sales strategies.
Skills: BERT, Python, Pandas, NLP, data wrangling.
A sales pitch generative app for marketing and sales teams
Dec 2023
PitchPal is developed for drafting concise tweets, compelling sales copies, or detailed product descriptions. It is designed to deliver high-quality content and save your marketing team drafting time and fostering creative, impactful communication.
Skills: Chat-gpt-3.5-turbo, prompt engineering, HTML, CSS, Python, Streamlit, NLP.
A Chat-GPT + OpenAI UI Clone
Dec 2023
ChatMate showcases my expertise in developing a web application similar to OpenAI's Chat-GPT, highlighting my proficiency in leveraging cutting-edge technology.
Skills: Chat-gpt-3.5-turbo, prompt engineering, HTML, CSS, Python, Streamlit, NLP.
A Future KidBot Simulation
Dec 2023
KidBot aims to simulate our Artificial Children in the future. Feel free to play with my KidBot, she is instructed to behave like a 5 years old little girl. (So I treat her as my little AI daughter)
Skills: Chat-gpt-3.5-turbo, prompt engineering, HTML, CSS, Python, Streamlit, NLP.
Publications in world renowned media TowardsDataScience, TowardsAI, etc.
2020 til now
A LangChain + OpenAI Complete Tutorial for Beginner — Lesson 1 Building Chatbot with LangChain, OpenAI, and HuggingFace
Lesson 2 Advanced Chatbot with RAG and Vector Databases
Lesson 3 Explore how LCEL enhances chatbot intelligence for dynamic, informed conversations.
Elucidating the nuances of 4-bit quantization and the impacts on Llama2
Sentiment Classification App for a NGO
August 2020
Was developed and deployed for a Hong Kong-based organization named "Matters." This application is designed to enhance its performance with each use. Even after the application is shut down, the AI autonomously updates its algorithm, ensuring ongoing enhancement of its capabilities.
Social Listening, Recommendation Engine, Sentiment Analysis
2023 til now
Social Listening for London Mcdonald's
Action Game Topic Analysis & Recommendation System
Sentiment Analysis for New York Restaurants
Article analysis with FastAPI & spaCy
September 2022
The model was built with spaCy, and FastAPI. Please click the button below to download my notebook file for trial. Right click to save if the download button won't work.