Projects.
Please note that JRE (Java Runtime Environment) is required to run TetrisAI, A Typist's Calendar, ImageSearch, and AudioSearch.
Visuocial
Web application to aggregate and visualize social media activities.
Facebook, Twitter, and Instagram OAuth was implemented.
User's data are freshly pulled and not stored to ensure privacy.
Visuocial includes sentiment analysis and topic detector feature too.
YouSiq
A simple and light web application to recognize music titles being played on any YouTube Videos.
Simply paste the YouTube URL and watch the video while waiting for the result.
VisuAlgo
Developed List Algorithm Visualization (Linked List, Stack, Queue, Doubly Linked List, Double Ended Queue).
HTML, CSS, JS
JC Chemistry Tuition
A webpage for a private tutor to expand her tuition business.
HTML, CSS, JS
AutoResto
Developed a simple Restaurant booking system.
Implemented part by part from back-end to front-end including user-permissions.
Bipartite Matching game
Developed a Bipartite Matching Game with login and leaderboard
Useful for computer science students to learn Maximum Cardinality Bipartite Matching (MCBM) algorithm.
PSI-SG
Web and android app to display latest Singapore 3-Hr PSI Reading.
Updated in real-time with Singapore NEA dtabase.
WebcamShoot
Web app to take pictures from webcam using only web browser (chrome, firefox).
Image can be downloaded with a wide range of filter choices.
Stochastic POS-Tagger
Developed a Stochastic Part-of-Speech Tagger (Hidden Markov Model, supervised learning).
Kneser-Ney smoothing and interpolation were implemented to handle zero count.
Viterbi Algorithm was implemented to find the optimal sequence of the most probable tags.
TetrisAI
AI to play Tetris and obtain best score possible.
Implemented 3 steps look-ahead and Genetic Algorithm for better performance.
A Typist's Calendar
Developed "A Typist' Calendar" Application using Java and Eclipse IDE.
Features:
1. Application to schedule our everyday activities/to-do list.
2. Standalone application, compatible with Microsoft Windows or Mac OS X.
3. Runs with or without internet connection.
4. Flexible and clear input/command format.
5. Synchronization feature with Google Calendar (requires internet connection).
Image Search
Application for Image retrieval.
Search using an image and retrieve relevant images from an image database.
Features include Colour Histogram, SIFT, Visual Concept Recognition, and Text Description.
Multimedia content analysis and search.
Audio Search
Application for Audio retrieval.
Search using an audio and retrieve relevant audio from an audio database.
In this case, environmental audio sounds are used.
Features include MFCC, Zero-Crossing, Energy, Magnitude Spectrum.
Multimedia content analysis and search.
Tweet Sentiment Analyzer
Sentiment Analysis program for Tweets.
Predict the sentiment from a microblog stream (Twitter).
Performed data cleaning and various machine learning techniques (Maximum entropy, SVM, Naive Bayes).
Text classifier with bigram, trigram, POS-tags, and other Tweet features were explored.
Command-line program. No GUI implemented.
Java, Machine Learning
Interest Predictor
Human Interest Predictor using multi-source data.
Data includes each person's Facebook, Twitter, and Linkedin profile and posts.
Performed extensive data cleaning and various machine learning techniques (Maximum entropy, SVM, Naive Bayes).
LDA (Latent Dirichlet Allocation) was used to perform topic modelling due to the overwhelming amount of text.
Text classifier with bigram, trigram, POS-tags, and other relevant features were explored.
Early fusion and late fusion techniques were explored to obtain the best result.
Command-line program. No GUI implemented.
Java, Machine Learning
