Zinan Liu
Data Scientist at RecoveryLink- Claim this Profile
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Bio
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Credentials
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Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization
CourseraJul, 2020- Sep, 2024 -
Neural Networks and Deep Learning
CourseraJun, 2020- Sep, 2024 -
SQL for Data Science
CourseraMay, 2020- Sep, 2024 -
Machine Learning with Python
CourseraApr, 2020- Sep, 2024 -
Introduction to Data Science in Python
CourseraApr, 2020- Sep, 2024 -
R Programming
CourseraApr, 2020- Sep, 2024 -
Data Analysis with Python
CourseraMar, 2020- Sep, 2024 -
Data Visualization with Python
CourseraMar, 2020- Sep, 2024 -
Databases and SQL for Data Science
CourseraMar, 2020- Sep, 2024 -
Python for Data Science and AI
CourseraMar, 2020- Sep, 2024
Experience
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RecoveryLink
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United States
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Software Development
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1 - 100 Employee
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Data Scientist
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Jun 2021 - Present
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Data Analyst
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Apr 2021 - Jun 2021
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Percolata
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United States
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Information Technology & Services
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1 - 100 Employee
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Machine Learning Engineer
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Mar 2021 - May 2021
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Penn Engineering
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United States
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Higher Education
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1 - 100 Employee
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Teaching Assistant
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Sep 2020 - May 2021
Conducted weekly sessions to abet students, debugged students’ software project, responded to students inquiries regarding Piazza. Ensured all students are achieving educational goals by assessing student performance focusing on computer and IT studies. Prepared programming project notebooks, lectures, and beta – tested course materials including syllabi, homework assignments on a daily basis and conveyed to students.
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Beta-tester
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Jun 2020 - Aug 2020
on Course MCIT 542 Statistics for Data Science
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Data Scientist
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Sep 2020 - Dec 2020
Employed organized and disorganized data, utilized company’s machine learning, and identified analytic requirements to develop data pipelines from multiple data sources. Supported perception team by developing effective datasets and established a deep labelling model for object detection training. Built data maps for SLAM and navigation, produced captivating data stories and visualizations, and participated in staff meetings. Performed data analysis and generated automated processes for model development, model validation, and model implementation.
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Dynein Health
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China
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Wellness and Fitness Services
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Data Architect
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May 2020 - Aug 2020
Built databases, requested data from databases, linked databases to website Analyzed data, did data visualization, created regression models to predict data Built databases, requested data from databases, linked databases to website Analyzed data, did data visualization, created regression models to predict data
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Penn Data Science Group
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United States
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Professional Training and Coaching
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1 - 100 Employee
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Data Analyst
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Mar 2020 - Jul 2020
Forecasted and analyzed data by creating regression and testing models and scrutinized specific companies and industry sectors. Performed extensive analysis of pay inequality patterns, pay variations, and salary trends across companies over the time as well as inspected the correlation between variables. Mined and examined the clean data, completed data visualizations, and investigated key factors contributing to pay variation. Forecasted and analyzed data by creating regression and testing models and scrutinized specific companies and industry sectors. Performed extensive analysis of pay inequality patterns, pay variations, and salary trends across companies over the time as well as inspected the correlation between variables. Mined and examined the clean data, completed data visualizations, and investigated key factors contributing to pay variation.
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Software Engineer
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Jul 2018 - Aug 2018
Engaged in a project of smart home system, collected data of indoor temperature and humidity through sensor Designed UI interface of this system, realized automatic adjustment of furniture according to indoor environment Engaged in a project of smart home system, collected data of indoor temperature and humidity through sensor Designed UI interface of this system, realized automatic adjustment of furniture according to indoor environment
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Education
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University of Pennsylvania
Master of Engineering - MEng, Systems Engineering -
Harbin Engineering University
Bachelor of Engineering - BE, Telecommunications Engineering