Why RAG Chunk Size is the Most Critical Variable You’re Ignoring

Understanding RAG chunk size is critical for AI retrieval stability. This article breaks down how different chunking strategies—from small 80-character fragments to large 500-character blocks—impact the accuracy of your vector search. Learn how to refactor your text-splitting logic in PHP to avoid context loss and reduce AI hallucinations in your WordPress integrations.

Keeping Probabilities Honest: The Jacobian Adjustment

When you transform random variables, substitution isn’t enough. Ahmad Wael explains the Jacobian adjustment—the critical scaling factor that prevents your data distributions from lying. Learn the intuition behind “sand on a rubber sheet” and see why the Jacobian factor is essential for honest reporting and image processing logic.

Pivoting Your Tech Career Without Starting From Scratch

Feeling stuck in your current tech role? Don’t delete your career and start over. A successful tech career pivot is about refactoring your existing skills—like problem-solving and systems thinking—into new roles like Product Management or Advocacy. Learn how to leverage your legacy experience to move forward without losing your professional momentum.

Stop The Nightmare: How To Handle Covariance Shift Fast

Stop making excuses for poor model performance. Learn how to handle covariance shift using Inverse Probability Weighting (IPW). Senior dev Ahmad Wael explains how to re-weight your validation data to match real-world production distributions, ensuring your machine learning models stay accurate even when user demographics shift unexpectedly. No more apples-to-oranges comparisons.

How To Stop Broken Data With Cyclical Feature Encoding

Is your machine learning model struggling with time-based predictions? Learn how cyclical feature encoding uses Sine and Cosine transformations to fix the “midnight paradox.” Stop treating time like a straight line and start mapping it to a circle to preserve proximity and improve model accuracy for WooCommerce and data-heavy WordPress sites.