Kate Choi

DATA ANALYSIS: Stock Portfolio Optimisation

• Used daily stock performance data from the S&P 500 index to build optimised portfolios and explore the most successful investment strategies.
• Used mean-variance and conditional-value-at-risk models to build efficient frontiers in Python. Included L2 regularisation and brokerage cost simulations.

DATA ANALYSIS: Analysing the trends of pedestrians traffic in Melbourne CBD

• Used daily pedestrian traffic data to explore the correlations between a number of features and pedestrian flow in Melbourne CBD.
• Utilised feature importance and normalisation to implement a multivariate regression model for pedestrian traffic analysis.

DATA ANALYSIS: Forecasting Monash Solar panels’ power output values

• Used Monash solar panels’ energy production data and Melbourne’s daily weather data to forecast the power output values from 6 Monash solar panels in 2020 November.
• Implemented a range of solutions such as linear and logistic regression and utilised XGBoost and Neural Networks to model the solar panel output. Achieved an 83.2% accuracy rate.

SOFTWARE ENGINEERING: Stock system trading

• Developed an automated stock selection and trading system.
• Used daily stock data from the Naver Corp index and implemented trading strategies for stock selection.
• Utilised Kiwoom API for real-time data retrieval and trading.
• Generated an optimised portfolio using SQL databases.
• Implemented a user alert system using the LINE API for program error notifications.

SOFTWARE ENGINEERING: Developing a drowsiness alert system

• Implemented a drowsiness detection system using OpenCV and Tensorflow for real-time facial feature analysis.
• Utilised the beepy library to send sound notifications upon detecting signs of drowsiness.
• Utilised the KaKaoTalk API to send wake-up messages to the user when drowsiness is detected.

SOFTWARE ENGINEERING: Automated Restaurant Recommendation based on weather

• Developed a restaurant recommendation system leveraging weather data including temperature, precipitation and air quality.
• Utilised the KaKaoTalk API to send messages containing weather details and a list of recommended restaurants.

SOFTWARE ENGINEERING: Developing an automated Message sending system

• Developed an automated message delivery system with the use of KaKaoTalk API.
• Utilised token management functions to handle token issuance and updates.
• Supported sending text-only messages and messages with various types of attachments.

SOFTWARE ENGINEERING: News Summary Messaging Automation

• Developed a web crawling system using the BeautifulSoup for HTML parsing to extract the top news articles across a number of domains.
• Implemented algorithms to summarise news content and utilised the KaKaoTalk API for delivering the summarised report to user.

SOFTWARE ENGINEERING: Developing an automated E-mail sending system

• Utilised libraries such as smtplib and email to automate the process of sending emails.
• Developed a system that supports sending text-only emails as well as emails with various types of attachments.

SOFTWARE ENGINEERING: Developing an automated Powerpoint generating system

• Developed a software system utilising the pptx library to automate the generation of PowerPoint presentations.

In preparation for the AWS certification of Cloud practitioner