Alireza Pourmahdavi

Optimize NLP Models with Backtracking for Text Summarization and More

By Alireza Pourmahdavi October 18, 2025

Introduction Optimizing NLP models with backtracking can dramatically enhance the efficiency of tasks like text summarization, named entity recognition, and spell-checking. Backtracking algorithms explore different solution paths incrementally, discarding non-viable options and refining the model’s performance. However, while the approach offers powerful optimization benefits, its high computational cost and time complexity can make it less […]

Master Multiple Linear Regression in Python with Scikit-learn and Statsmodels

By Alireza Pourmahdavi October 18, 2025

Introduction Mastering multiple linear regression in Python is essential for anyone looking to build powerful predictive models. In this tutorial, we’ll dive into how to implement multiple linear regression (MLR) using Python’s popular libraries, scikit-learn and statsmodels. We’ll walk through key concepts like data preprocessing, handling multicollinearity, and performing cross-validation, all using the California Housing […]

Optimize GPU Memory in PyTorch: Boost Performance with Multi-GPU Techniques

By Alireza Pourmahdavi October 18, 2025

Introduction Efficiently managing GPU memory is crucial for optimizing performance in PyTorch, especially when working with large models and datasets. By leveraging techniques like data parallelism and model parallelism, you can distribute workloads across multiple GPUs, speeding up training and inference times. Additionally, practices such as using torch.no_grad(), emptying the CUDA cache, and utilizing 16-bit […]

Master Ridge Regression in Machine Learning: Combat Overfitting with Regularization

By Alireza Pourmahdavi October 18, 2025

Introduction Ridge regression is a powerful tool in machine learning, designed to combat overfitting by introducing a regularization penalty to the model’s coefficients. By shrinking large coefficients, it helps improve the model’s generalization ability, especially when working with datasets that have multicollinearity. This method maintains a balance between bias and variance, ultimately enhancing model stability. […]

Master StyleGAN1 Implementation with PyTorch and WGAN-GP

By Alireza Pourmahdavi October 17, 2025

Introduction Implementing StyleGAN1 with PyTorch and WGAN-GP opens the door to mastering deep learning techniques in image generation. StyleGAN1, a powerful architecture for generating high-quality, realistic images, has become a staple in the deep learning community. In this guide, we’ll walk you through the setup and components of the StyleGAN1 model, including the generator, discriminator, […]

Master Multiple Linear Regression with Python, Scikit-learn, Statsmodels

By Alireza Pourmahdavi October 17, 2025

Introduction Mastering multiple linear regression with Python, scikit-learn, and statsmodels is a crucial skill for data scientists looking to build predictive models. This article guides you through implementing MLR, from preprocessing data to evaluating model performance using techniques like cross-validation and feature selection. You’ll learn how to use powerful tools like scikit-learn and statsmodels to […]

Boost Transformer Efficiency with FlashAttention, Tiling, and Kernel Fusion

By Alireza Pourmahdavi October 17, 2025

Introduction FlashAttention is transforming how we optimize Transformer models by improving memory efficiency and computation speed. As the demand for more powerful AI models grows, addressing the scalability issues in attention mechanisms becomes crucial. FlashAttention achieves this by using advanced techniques like tiling, kernel fusion, and making the softmax operation associative, all of which reduce […]

nodemon, node.js, express

By Alireza Pourmahdavi October 17, 2025

Introduction When developing with Node.js and Express, managing application restarts can quickly become a hassle. That’s where nodemon comes in. This powerful tool automatically restarts your server whenever changes are made to your project files, saving you time and improving your development workflow. By using nodemon with Node.js and Express, you can focus more on […]

Master Monocular Depth Estimation: Enhance 3D Reconstruction, AR/VR, Autonomous Driving

By Alireza Pourmahdavi October 17, 2025

Introduction Monocular depth estimation has revolutionized how we approach 3D reconstruction, AR/VR, and autonomous driving. With the Depth Anything V2 model, accurate depth predictions from a single image are no longer a challenge. By incorporating advanced techniques like data augmentation and auxiliary supervision, this model enhances depth accuracy, even in complex environments with transparent or […]

Boost Anime Image Quality with APISR Super-Resolution Techniques

By Alireza Pourmahdavi October 17, 2025

Introduction If you’re passionate about anime and want to improve image quality, APISR super-resolution techniques are a game-changer. This novel approach focuses on preserving the unique characteristics of anime, such as intricate hand-drawn lines and vibrant colors, while enhancing image resolution. By tackling compression artifacts and optimizing resizing, APISR offers a more efficient solution compared […]

Alireza Pourmahdavi

I’m Alireza Pourmahdavi, a founder, CEO, and builder with a background that combines deep technical expertise with practical business leadership. I’ve launched and scaled companies like Caasify and AutoVM, focusing on cloud services, automation, and hosting infrastructure. I hold VMware certifications, including VCAP-DCV and VMware NSX. My work involves constructing multi-tenant cloud platforms on VMware, optimizing network virtualization through NSX, and integrating these systems into platforms using custom APIs and automation tools. I’m also skilled in Linux system administration, infrastructure security, and performance tuning. On the business side, I lead financial planning, strategy, budgeting, and team leadership while also driving marketing efforts, from positioning and go-to-market planning to customer acquisition and B2B growth.