Dr Yu’s main research areas are signal and image processing, data science, and analytics. During his PhD study, he developed mathematical models to estimate human heart rate from a sequence of video images. He also worked together with his colleagues to develop models for image and text analysis. When,he worked as a post-doctoral research fellow, he mainly focused on bio-sensor signal processing and analytics, such as PPG signals. So far, he has published over 10 articles including ISI-ranked journal papers and international conference papers. He has also reviewed many ISI-ranked journal papers. As for the professional developments, Dr Yu accomplished the Enterprise Data Scientist programme, offered by the Center of Applied Data Science, Malaysia Digital Economy Corporation. He is also a SAS Certified Predictive Modeler, SAS Certified Visual Business Analyst, and SAS Certified Base Programmer. In 2018, he was recognized as a Professional Technologist by the Malaysia Board of Technologists. He accomplished the HRDF Train-the-trainer certification programme recently too.