Step-by-Step Exploration of Transformer Attention Mechanisms
Author(s): Shenggang Li Originally published on Towards AI. A Practical Walkthrough of Training Transformer Models with Insights into Positional Encoding and Its Role in Attention Dynamics This member-only story is on us. Upgrade to access all of Medium. Photo by Abiyyu Zahy …
PCA and Neural Networks: Bridging Linear Autoencoders, Non-Linear Extensions, and Attention Mechanisms
Author(s): Shenggang Li Originally published on Towards AI. This member-only story is on us. Upgrade to access all of Medium. Exploring PCA’s Role in Autoencoders and Attention through Mathematical Proofs and Innovations Photo by Andrey Metelev on Unsplash Did you know that …
Decoding Latent Variables: Comparing Bayesian, EM, and VAE Approaches
Author(s): Shenggang Li Originally published on Towards AI. A Deep Dive into Mathematical Foundations, A/B Testing Applications, and Choosing the Right Method for Your Data Challenges. This member-only story is on us. Upgrade to access all of Medium. Photo by Khara Woods …
Empirical Techniques for Enhanced Predictive Modeling: Beyond Traditional ARMA
Author(s): Shenggang Li Originally published on Towards AI. This member-only story is on us. Upgrade to access all of Medium. A Non-Parametric Approach for Robust Forecasting and Data Analysis Across Domains Photo by XinYing Lin on Unsplash The ARMA model is a …
Exploring Causal Decision Theory Approach with Quantile Regression
Author(s): Shenggang Li Originally published on Towards AI. Using AI and Causal Decision Theory to Prioritize Restocking: Balancing Demand, Inventory Risk, and Product Importance This member-only story is on us. Upgrade to access all of Medium. Photo by Louis Hansel on Unsplash …
Stock Prices: Predictable Patterns or Pure Chance?
Author(s): Shenggang Li Originally published on Towards AI. Statistical Analysis of Stock Market Trends Across Bull and Bear Phases, Uncovering When and How Market Conditions Shape Predictability This member-only story is on us. Upgrade to access all of Medium. Photo by Helena …
AI-Driven Decision Making: Comparing Markov Decision Process and Reinforcement Learning
Author(s): Shenggang Li Originally published on Towards AI. How Trump and Harris Could Use MDP and RL to Maximize Their Chances in the 2024 Election This member-only story is on us. Upgrade to access all of Medium. Photo by Chad Stembridge on …
A Mixture Model Approach for Clustering Time Series Data
Author(s): Shenggang Li Originally published on Towards AI. This member-only story is on us. Upgrade to access all of Medium. Time Series Clustering Using Auto-Regressive Models, Moving Averages, and Nonlinear Trend Functions Photo by Ricardo Gomez Angel on Unsplash Clustering time series …
Time Series Forecasting with Genetic Algorithms: A Novel Approach
Author(s): Shenggang Li Originally published on Towards AI. Exploring How Genetic Algorithms Can Adapt and Improve Time Series Predictions Beyond Traditional Methods This member-only story is on us. Upgrade to access all of Medium. Photo by Andrea De Santis on Unsplash In …
Bayesian Methods: From Theory to Real-World Applications
Author(s): Shenggang Li Originally published on Towards AI. A Practical Guide to Using Bayesian Techniques in A/B Testing and Uplift Modeling This member-only story is on us. Upgrade to access all of Medium. Photo by Mike Hindle on Unsplash The Bayesian approach …
Optimizing Supply Chain with Time Series Forecasting: A Customer-Centric Approach
Author(s): Shenggang Li Originally published on Towards AI. Using the Repurchase Predictive Model for Product Demand Forecasting This member-only story is on us. Upgrade to access all of Medium. Photo by iStrfry , Marcus on Unsplash In this paper, I explore a …
Solving Complex Business Problems with Mixed-Integer Linear Programming
Author(s): Shenggang Li Originally published on Towards AI. A Practical Exploration of MILP Applications: From Workforce Optimization to Financial Planning and Beyond This member-only story is on us. Upgrade to access all of Medium. Photo by Ruth H Curtis on Unsplash If …
Dynamic Time Series Model Updating
Author(s): Shenggang Li Originally published on Towards AI. Enhancing Forecast Accuracy with Incremental Adjustments Without Rebuilding Models This member-only story is on us. Upgrade to access all of Medium. Photo by Mika Baumeister on Unsplash Imagine you run an online store with …
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