• Indeed Job Listing Big Data Project o Wrote web scrapers using Python scripts implementing Scrapy’s web crawling framework to periodically scrape job listings for data science related fields on Indeed’s job search engine website; o Implemented Python libraries, e.g. Pandas, NLTK, Gensim, etc., to conduct data cleaning of 100, 000 distinct job listings posted for major cities in North America; o Analyzed the geographic distribution, education level, and years of experience… Show more • Indeed Job Listing Big Data Project o Wrote web scrapers using Python scripts implementing Scrapy’s web crawling framework to periodically scrape job listings for data science related fields on Indeed’s job search engine website; o Implemented Python libraries, e.g. Pandas, NLTK, Gensim, etc., to conduct data cleaning of 100, 000 distinct job listings posted for major cities in North America; o Analyzed the geographic distribution, education level, and years of experience requirement, as well as top demanded technical skills for different job types, e.g. data engineer, data scientist, business intelligence, etc.; o Utilized visualization tools such as Tableau and Matplotlib library to assist analysis and reporting. Interpreted statistics of job requirements in North American job market’s and gave recommendations to decision makers on prioritizing training skills for students.• Consultant role in Environment and Climate Change Canada (ECCC) Project o Able to interpret ECCC clients’ requirements/needs to statistical and NLP problems. o In charge of Python scripting in the NLP analysis of social media, i.e. Facebook, Twitter and Instagram, texts concerning climate change and sustainable development; visualized results using Tableau and Matplotlib. o Assisted the team to provide on-time deliverables in weekly meetings.• Periodically analyzed the web traffic of KEY’s website, Eventbrite registration records, and attendance counts to evaluate the effectiveness of promotional methods for KEY’s Data Visionaries Series events and gave recommendations on growing their clientele.• Increased participants’ survey response rate from 13% to 75% by replacing electronic survey with hard copies for KEY’s Week of Workshops; designed survey questions, analyzed survey feedback, and made recommendations that have been implemented to improve the training experience for all attendees across the SFU community. Show less

• Conducted full-time research on a database-related machine learning project which uses demographic and pre-draft historical data of drafted National Hockey League (NHL) players to build a prediction model for their first 7-year performance in the NHL.• Wrote Python scripts to crawl NHL game data and players’ demographic information from the web, cleaned data, and output to MySQL databases.• Built decision trees with selected attributes to assign players with similar historical data… Show more • Conducted full-time research on a database-related machine learning project which uses demographic and pre-draft historical data of drafted National Hockey League (NHL) players to build a prediction model for their first 7-year performance in the NHL.• Wrote Python scripts to crawl NHL game data and players’ demographic information from the web, cleaned data, and output to MySQL databases.• Built decision trees with selected attributes to assign players with similar historical data into the same leaf node; built logistic and linear regression models for players in each leaf node.• Documented detailed procedures of data processing and analysis as well as Weka implementation on our group’s GitHub repository. Show less

Research on carbon-fibre reinforced polymer composites:• Pioneered the investigation on the viscoelastic behavior of composite laminates during processing by designing novel experimental setups with demonstrated capability of validating a finite element model’s prediction.• Improved and mastered the techniques of direct evaluation on the residual stress development in composite laminates during processing• Achieved successful determination of the effect of residual stress on the… Show more Research on carbon-fibre reinforced polymer composites:• Pioneered the investigation on the viscoelastic behavior of composite laminates during processing by designing novel experimental setups with demonstrated capability of validating a finite element model’s prediction.• Improved and mastered the techniques of direct evaluation on the residual stress development in composite laminates during processing• Achieved successful determination of the effect of residual stress on the mechanical performance of laminated polymer composites through a series of matrix cracking tensile tests. Show less

• Instructed undergraduates in engineering materials laboratory course APSC 279• Graded assignments and exams for composite materials course MTRL 494/594

Performed characterization and data analysis on the cure kinetics of an epoxy (Lindoxy 190)/anhydride system.

At the Lab of Lithium Ion Batteries,• Investigated the effect of different carbon sources (citric acid, glucose, PVDF and starch) on the electrochemical properties of Li3V2(PO4)3/C by a solid state reaction• Synthesized the LVP/C cathode material using a sol-gel method and investigated the effect of sintering temperature and carbon content on its electrochemical performance• In charge of the doping process of LVP using metal ions of Zn2+, Mg2+, Fe3+, Al3+, and Ti4+• Participated… Show more At the Lab of Lithium Ion Batteries,• Investigated the effect of different carbon sources (citric acid, glucose, PVDF and starch) on the electrochemical properties of Li3V2(PO4)3/C by a solid state reaction• Synthesized the LVP/C cathode material using a sol-gel method and investigated the effect of sintering temperature and carbon content on its electrochemical performance• In charge of the doping process of LVP using metal ions of Zn2+, Mg2+, Fe3+, Al3+, and Ti4+• Participated in the analysis of the chemical diffusion coefficient of lithium ions in LVP by technologies of CV, EIS and GITT Show less

At the Biomaterials and Tissue Engineering Research Center,• Conducted research on the preparation and characterization of SrSiO3 powders • Determined the process of the preparation of HAp/SS bioceramics and characterization of their sintering properties and biocompatibility• Participated in the in vitro study of Sr2ZnSi2O7 (SZS) ceramics for biomaterials