Nguyen Gia-Hung

Data Scientist

Applying machine learning techniques for business automation solutions.

• Neural network models for image and text understanding
• ORC and NLP
• Deploying solution on Amazon Web Services

Research Assistance

Design, development and validation of models for information retrieval, using machine learning and semantics in ontological resources.

• Study of the state of the art (search engines, neural networks, etc.)
• Data pre-processing (document indexing, text cleaning, etc.)
• Annotations of entities/concepts from a semantic resource (WordNet, Dbpedia, UMLS)
• Word-embedding enhancing with entities/concepts
• Tests of different deep learning models with hyper-parameters choosing

Teaching:

• Programming in Python [coding 101 with Python]
• Algorithmic [algorithms with Python]
• Programming in C [algorithms with C]
• Databases [SQL with Oracle]
• Information Systems and WEB programming [SQL, HTLM, CSS, PHP, javascript]

Research Intern

Design, development and validation of a Twitter-based user recommendation system based on expertise.

• Study of the state of the art (search engines, expertise profile on social networks, etc.)
• Data collection: retrieve tweets via TwitterAPI with thematic filters
• Training of classification/clustering models on user profiles
• Modeling and implementation of an expert recommendation model on Twitter
• Validation of the model with the CrowdFlower platform