Anye DEN WARREN Portfolio

👤 Anye Den Warren is an Electrical Engineer and emerging Data Scientist with a passion for building technology solutions for public institutions, NGOs, and social-impact organizations across Africa. His work blends machine learning, signal processing, and policy insights to address real-world challenges.
linkedin: @anyeigwacho
Medium: Blog on African Public Policy
ResearchGate: Articles and Projects.
Founder of Reastech: Reastech

Classification Problem in Matlab

Machine Learning Classification of MRI Scans for Cognitive Impairment

Tools: MATLAB, Machine Learning, Medical Imaging

  • Built and evaluated multiple machine learning models (SVM, Naïve Bayes, KNN, Random Forest) to classify MRI brain scans into Healthy, Mild Cognitive Impairment, and Dementia.
  • Achieved 86.7% classification accuracy using SVM, Naïve Bayes, and Random Forest.
  • Conducted model performance comparison and error analysis to assess diagnostic reliability.
  • Demonstrated healthcare analytics capabilities using neuroimaging data.

April 24, 2022

Data Analysis in Excel and Matlab

Population Growth vs GDP Trends Across African Sub-Regions

Tools: Python, Excel, World Bank Data, IMF Data

  • Analyzed population growth and GDP trends across 24 African countries grouped into East Africa, Francophone West Africa, and Southern Africa.
  • Applied time-series analysis to evaluate development patterns relative to Millennium Development Goals (MDGs) and Sustainable Development Goals (SDGs).
  • Generated insights on economic sustainability and regional development policies.
  • Visualized macroeconomic trends for actionable decision-making.

April 22, 2020

Pan Tompkins Algorithm in Matlab

ECG Signal Processing and Heartbeat Detection (Pan–Tompkins Algorithm)

Tools: MATLAB, Signal Processing, Time-Series Analytics

  • Implemented the Pan–Tompkins algorithm on multiple ECG signals to detect QRS complexes and heartbeats.
  • Extracted and analyzed key cardiovascular metrics including heart rate, RR intervals, and QRS width.
  • Applied filtering and noise reduction techniques to improve signal clarity.
  • Performed biomedical time-series feature extraction and analysis.

April 18, 2022

Linear Regression Problem in Matlab

Impact of Foreign Direct Investment on GDP in V4 Countries (1993–2021)

Tools: Python, Excel, Regression Analysis, Econometrics

  • Analyzed FDI impact on GDP per capita and national income in Czech Republic, Hungary, Poland, and Slovakia.
  • Applied regression modeling and correlation analysis to quantify economic relationships.
  • Produced macroeconomic insights to support policy interpretation and forecasting.
  • Built long-term economic trend visualizations using historical data.

April 14, 2021

Univariate and Multivariate Linear Regression,Binary class logistic regression and Multiclass Classification

Machine Learning Models for Biomedical Risk Prediction

Tools: Python, MATLAB, Neural Networks, SVM, Logistic Regression

  • Built ML models including Linear Regression, Logistic Regression, SVM, and Feedforward Neural Networks.
  • Predicted tumor characteristics and blood pressure risk levels from biomedical data.
  • Performed feature engineering, bias-variance analysis, and model optimization.
  • Designed end-to-end ML pipelines from preprocessing to evaluation.

April 11, 2022

Regularized Linear Regression and Support Vector Machine

In this report we implemented the following machine learning algorithm on biomedical data sets: feed-forward neural network using backpropagation on the fisher iris data set, regularized linear regression and bias variance and SVM in determining the normal, elevated and stage1 high blood pressure of a patient give the systolic and diastolic blood pressures.

April 7, 2020

Image Processing in Matlab and Python

Image Enhancement and Filtering for Biomedical Imaging

Tools: Python, MATLAB, Image Processing

  • Implemented contrast enhancement, noise filtering, and image transformation techniques on biomedical images.
  • Applied edge detection, intensity slicing, and kernel filtering to improve image clarity.
  • Enhanced diagnostic interpretability of biomedical image datasets.
.