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hisaylama/README.md

Hi there 👋, I'm @hisaylama

I am a Physicist and Quantitative Researcher specializing in stochastic dynamics, morphological evolution, and scientific machine learning. My work bridges physics-based mathematical modeling and modern data-driven architectures to analyze high-dimensional systems, optimize complex networks, and build scalable modeling tools.

About Me

🔬 Core Focus & Expertise:

  • Stochastic Modeling & Non-linear Dynamics: Simulating non-equilibrium systems, Langevin dynamics, and high-dimensional time-series data.
  • Scientific Machine Learning: Integrating statistical physics principles with deep learning (Graph Neural Networks, Optimization Algorithms) for pattern recognition and signal recovery.
  • Computational Engineering & Analytics: Developing automated pipelines, matrix operations, and interactive dashboards for complex data visualization.

📊 Quantitative Application: Passionate about translating advanced physical and mathematical models into real-world applications across Quantitative Risk (VaR/stress testing), Fraud & Anomaly Detection, and FinTech Credit Analytics.

🤝 Open to Collaborations: Quant Research, Financial Engineering, Scientific ML, and Applied Stochastic Modeling.

📫 Contact: hisaylama@gmail.com

Projects

Here are some of my notable projects:

  1. Credit Risk Analytics & Real-Time Scoring (LendingClub Case Study) - Engineered an end-to-end Machine Learning pipeline for consumer credit default risk assessment. Implemented automated feature engineering, model training, and a low-latency API/web application for live credit scoring. [FinTech / Credit Risk & Machine Learning]

  2. Graph-Based Pattern & Anomaly Detection from Images - Mapped complex image structures to spatial graphs and topological networks to detect structural defects and anomalous junctions. Applicable to complex network analytics, fraud detection, and transactional anomaly signals. [Quantitative Image Processing]

  3. Interactive Analytics App for High-Dimensional Data (Chemical Fingerprint) - Developed an interactive GUI to filter, slice, and visualize multi-dimensional feature matrices in real-time. Designed to streamline EDA and complex dashboarding for large-scale dataset analysis. [Data Engineering / Interactive Dashboards]

  4. Optimization-Driven Signal Reconstruction (Phase retreival algorithm) - Implemented iterative inverse-problem algorithms (Gerchberg–Saxton phase retrieval) to reconstruct noisy or incomplete optical signals. Methodologies directly extend to financial time-series smoothing, missing-data imputation, and matrix completion. [Signal Processing / Inverse Problems]

  5. Stochastic Monte Carlo & Langevin Simulation - Architected agent-based stochastic simulation engines using Langevin dynamics to model non-linear particle interactions. Framework translates to simulating extreme market scenarios, Value-at-Risk (VaR) estimation, and liquidity stress testing. [Quantitative Risk/Stochastic Modelling]

  6. Dynamic Phase Transitions in Non-Equilibrium Systems (Nonequillibrium Physics) Engineered an automated MATLAB $\rightarrow$ Python computer vision pipeline (denoising, segmentation, feature extraction) to convert raw microscopy video into quantitative dynamic signals; detected jamming transitions in complex soft matter. Published in PNAS Nexus. Code/Data · [Scientific Machine Learning / Computer Vision]
    Media coverage: ScienceDaily · Phys.org · Bioengineer.org · University of Tokyo

Connect with Me

Thank you for visiting my profile! If you share similar interests or have exciting collaboration opportunities, feel free to get in touch.

Pinned Loading

  1. Phase-Mask-for-Spatial-Light-Modulator Phase-Mask-for-Spatial-Light-Modulator Public

    Generates a Phase Mask, a digital hologram used for holography microscopy (based on Grechberg Saxton Algorithm).

    MATLAB 2

  2. Statistical_Physics_Algorithm_Computation Statistical_Physics_Algorithm_Computation Public

    Solutions to the assignment on Statistical Physics algorithm and computation from Coursera.

    Jupyter Notebook 3 3

  3. Minutiae-and-topological-defects-of-pattern Minutiae-and-topological-defects-of-pattern Public

    Topological analysis of a labyrinth pattern to detect defects and edges.

    MATLAB

  4. AFM-data-height-profile-analysis AFM-data-height-profile-analysis Public

    Matlab application to visualize the atomic force microscopy images. Extracts information on surface topogrpahy.

    MATLAB

  5. Brownian-Simulation Brownian-Simulation Public

    Prey-predator model solution with classical Langevin Simulation and Machine Learning

    Jupyter Notebook 1

  6. Graph-Convolution-Neural-Newtwork Graph-Convolution-Neural-Newtwork Public

    Predicting glass transition of a polymer using Graph Neural Netwroks.

    Jupyter Notebook