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Data Analyst | Machine Learning | Generative AI

Nickmoon (Moon) Mware

Data professional with a background in machine learning and academia, focused on transforming complex datasets into meaningful insights through Analytics, Natural Language Processing, Predictive Modeling, and Generative AI workflows.

About

I'm Nickmoon Mware, a data and AI-focused technologist with a background in computer science, analytics, and applied research. I earned my B.S. in Computer Science from Benedict College and my master's in Computer Science from the University of Nebraska-Lincoln. I am currently pursuing an M.S. in Information Systems & Business Analytics at Park University.

My graduate research centered on natural language processing and voice user interfaces, with a particular interest in how accents affect speech-driven systems and user experience.

Today, I'm focused on machine learning, generative AI, and data analytics, using data to uncover patterns, build useful models, and communicate findings clearly for both technical and non-technical audiences.

Data science portfolio

Selected work across NLP research, analytics, machine learning, and generative AI workflows, with an emphasis on translating technical work into clear insights.

Customer Prediction Models for Powell

Built machine learning models to predict average monthly spending and eBook subscription likelihood from a customer dataset with 16,519 records and 25 variables.

View analysis PDF
  • Python
  • PyCaret
  • LightGBM
  • Gradient Boosting
  • Feature Engineering

Educational Chatbot Learning Assistant

Conversational AI focused on educational support. I leveraged my experience as an adjunct instructor and the IEEE educational chatbot reference to design intelligent learning assistants that bridge the gap between pedadogy and technology.

View IEEE abstract
  • Chatbots
  • NLP
  • Educational AI
  • Learning Assistant
Featured case study

Voice User Interface Accent Research

Graduate NLP and speech research on automatic speech recognition, focused on translating spoken audio to text while improving inclusivity for speakers with different accents.

Read research paper

Problem

ASR systems often struggle with speaker variability, producing higher transcription error rates for different accents and speaking styles.

Methods

Processed WAV audio from Wikimedia Commons, generated mel spectrograms, trained a CNN-based speech workflow with Python libraries such as Librosa, NumPy, and PyTorch, and evaluated performance using WER.

Findings

The trained model improved transcription accuracy from roughly 27% to about 77%, while the paper outlines future work on accent robustness, MFCC features, and broader speech datasets.

  • Python
  • Librosa
  • PyTorch
  • Speech-to-Text
  • CTC
  • ASR

Education & Healthcare Analytics

Built Python and SQL analysis workflows on education and healthcare data, including exploratory analysis of a healthcare readmission dataset with 12,980 observations and 28 variables.

Open healthcare EDA PDF
  • Python
  • SQL
  • EDA
  • Data Cleaning
  • Stakeholder Reporting

Predictive Modeling & Forecasting

Developed regression, classification, and time-series models for school performance, customer spend, patient readmission, subscription adoption, and 30-day incident forecasting.

  • scikit-learn
  • Prophet
  • Regression
  • Classification
  • Forecasting

Interactive Tableau Dashboards

Designed dashboards to visualize trends, predictions, comparisons, and KPI-style summaries so non-technical audiences could interpret model outputs quickly.

View Tableau Public profile
  • Tableau
  • Dashboards
  • KPIs
  • Data Visualization

Certifications

IBM

Generative AI for Data Scientists

Covers practical applications of generative AI in data science workflows, including analysis support, experimentation, and model-assisted productivity.

Dallas Data Science Academy

Generative AI for End-to-End Data Science Modeling

Focuses on integrating generative AI into the full data science lifecycle, from problem framing and analysis to modeling and communication.

Coursera

Business Analysis Fundamentals

Supports business-facing communication, requirements thinking, and the ability to connect analytical outputs to decision-making contexts.

LinkedIn Learning

SQL Essential Training

Reinforces practical SQL querying skills used across exploration, reporting, and data validation workflows.

Data presentations

A place for analysis decks, downloadable reports, and future dashboard embeds that showcase how data stories are communicated.

Powell Prediction Models

Presentation-ready PDF summarizing customer segmentation, subscription prediction, monthly spending forecasts, and model-selection decisions.

Open ML analysis PDF

Healthcare Readmission EDA

Exploratory analysis of a healthcare readmission dataset covering 12,980 records, variable distributions, key clinical and cost features, and next-step modeling considerations.

Open healthcare EDA PDF

Educational Chatbot Learning Assistant Reference

External IEEE reference connected to chatbot-assisted learning and educational support, useful for framing future conversational AI portfolio work.

Open IEEE abstract

Tableau Public Profile

Central hub for interactive dashboards and public visual analytics work across portfolio projects and data storytelling examples.

Open Tableau profile

Machine Learning Based Network Implementation to Translate Spoken Audio to Words in TextFile

Research paper and artifact covering the ASR workflow, model design, word error rate framing, and findings from the speech-to-text study.

Open research PDF

Insights

Generative AI

Educational Chatbots as Learning Assistants

A future-facing note on how conversational AI can support student learning, course assistance, and engagement when paired with strong UX and domain grounding.

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NLP Research

What I Learned From Building an ASR Research Workflow

A reflection on dataset limits, WER evaluation, spectrogram-based training, and how speech research connects to fairness and usability in voice interfaces.

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Machine Learning

What Prediction Models Reveal About Customer Behavior

A practical look at how feature engineering, model selection, and business framing turn customer data into usable decisions for targeting and planning.

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Analytics

What Exploratory Analysis Reveals in Healthcare Readmission Data

A quick-study view of how profiling distributions, imbalance, costs, visits, and chronic-condition signals helps prepare healthcare data for downstream modeling.

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Core tools

Tools and methods I use across analytics, machine learning, NLP, visualization, and production-ready data workflows.

Education & experience

Contact

I'm open to data analytics, machine learning, NLP, and generative AI opportunities. Reach me directly at nickmoonmware@gmail.com or send a message below.