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Z Zhou

PROFILE

Z Zhou

Zhou Zheng developed and refactored a finance-focused social media text analysis pipeline in the GAOCheryl/QF5214_2025_G8 repository, delivering a unified workflow for cleaning, filtering, and preparing tweets for stock market sentiment and emotion analysis. Using Python, Pandas, and Jupyter Notebook, Zhou consolidated legacy notebooks, centralized preprocessing logic, and introduced a modular structure for maintainability. He implemented a toolkit for evaluating multiple pre-trained emotion models, streamlined data curation with filtered datasets, and refreshed documentation to clarify the NLP pipeline and model usage. The work improved reproducibility, onboarding, and end-to-end visibility, enabling scalable analytics and reducing technical debt in the project.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

13Total
Bugs
0
Commits
13
Features
4
Lines of code
48,126
Activity Months2

Work History

April 2025

8 Commits • 3 Features

Apr 1, 2025

April 2025 monthly summary for GAOCheryl/QF5214_2025_G8: Delivered major refactor of the core text processing stack, restructured the NLP components for clarity and maintainability, and introduced a comprehensive emotion-model evaluation toolkit. Completed documentation refresh to improve pipeline visibility and onboarding. Executed careful cleanup of deprecated assets to reduce tech debt and keep the repository focused on active components. These changes enable faster iteration, clearer data processing flows, and stronger end-to-end model evaluation capabilities.

March 2025

5 Commits • 1 Features

Mar 1, 2025

March 2025 performance summary focused on delivering a consolidated text cleaning pipeline and data assets for finance-related social media analysis in GAOCheryl/QF5214_2025_G8. The work enhances data quality, repeatability, and readiness for stock market sentiment analysis by unifying notebooks, adding sample data assets, and removing outdated components.

Activity

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Quality Metrics

Correctness94.0%
Maintainability94.0%
Architecture94.0%
Performance91.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

CSVJupyter NotebookMarkdownPython

Technical Skills

Code OrganizationData AnalysisData CleaningData CollectionData CurationData EngineeringData ScienceDocumentationEmotion AnalysisFile ManagementFinancial Text AnalysisJupyter NotebookMachine LearningNatural Language ProcessingPandas

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

GAOCheryl/QF5214_2025_G8

Mar 2025 Apr 2025
2 Months active

Languages Used

CSVJupyter NotebookPythonMarkdown

Technical Skills

Data AnalysisData CleaningData CollectionData CurationData EngineeringJupyter Notebook

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