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devyn-miller/README.md

👋 Hi, I'm Devyn!

Building production ML systems across computer vision, generative AI, and embedded deployment.

About Me

I hold M.S. degrees in Electrical Engineering & Computer Science and Behavioral & Computational Economics from Chapman University, and a B.S. in Business Economics from UC San Diego. My research and development interests include deep learning for image and video understanding, generative modeling, and Bayesian inference, with an emphasis on deployable solutions. I also instruct courses in Machine Learning and Unix/Linux Systems at the graduate and undergraduate levels.

Explore My Portfolio

🔬 What I Build

  • Generative models — GAN architectures with spectral normalization, attention mechanisms, and progressive training strategies
  • Computer vision pipelines — U-Net segmentation, transfer learning (MobileNetV2, VGG16, ResNet), and video frame processing with temporal consistency
  • LLM tooling — Prompt engineering, completion benchmarking, and AWS-based inference infrastructure
  • Embedded ML — Low-latency systems on microcontrollers (nRF5340, ESP32) with real-time signal processing
  • Statistical modeling — Bayesian GLMs in Stan/brms with posterior diagnostics, causal inference, and time series forecasting

⚙️ Selected Projects

Project Description
🎨 GAN Image Colorization ResNet U-Net generator + PatchGAN discriminator with spectral normalization and attention-augmented skip connections. 20% PSNR improvement over baseline.
🖼️ U-Net Segmentation MobileNetV2 encoder with 5-layer feature extraction and transposed convolutions. 87%+ validation accuracy on 7,400 images, optimized for edge deployment.
🎥 Video Colorization VGG16 autoencoder trained on 30K+ frames with Keras Tuner hyperparameter optimization. 95% temporal consistency.
📡 BLE Audio System nRF5340 + ESP32 broadcast system with isochronous channels, I2S routing, <150ms latency at 71ft range.
📊 Bayesian Modeling Stan/brms GLMs with weakly informative priors, posterior predictive checks, and 43% forecasting improvement.

🛠️ Tech Stack

Languages

Python C C++ R Bash Linux LaTeX STATA Wolfram Mathematica

ML & Deep Learning

TensorFlow PyTorch Keras scikit-learn OpenCV nVIDIA CUDA OpenGL

Data & Visualization

NumPy Pandas Matplotlib Plotly Streamlit Superset Kibana

Big Data & Streaming

Apache Spark PySpark Spark SQL Apache Hive Apache Impala ClickHouse Apache Flink Apache Kafka Elasticsearch Apache Iceberg

Cloud & Infrastructure

AWS Google Cloud Cloudflare Docker Kubernetes Rancher

MLOps & CI/CD

Apache Airflow Jenkins GitHub Actions GitLab CI Gerrit Git GitHub nVIDIA


Architectures: GANs · U-Net · ResNet · VGG16 · MobileNetV2 · Transformers/ViTs
Techniques: Transfer Learning · Semantic Segmentation · Spectral Normalization · Attention Mechanisms · Bayesian Inference


📜 Certifications


📈 GitHub Stats

My GitHub Stats
pacman contribution graph

🌐 Connect with Me!

LinkedIn Medium Email


Thanks for visiting! Always curious, always building. 👩🏻‍💻

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  1. assignment-1-cpsc-542 assignment-1-cpsc-542 Public

    Jupyter Notebook

  2. vgg16_autoencoder vgg16_autoencoder Public

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  3. EconomicScienceInstitute/education-dp EconomicScienceInstitute/education-dp Public

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  4. unet_segmentation unet_segmentation Public

    Jupyter Notebook