Data Science & Visualization
Statistics and storytelling. Distributions, dashboards, charts that communicate, and the analysis discipline behind defensible product decisions.
Detecting Sensor Attacks in Urban Flows with Physics-Constrained AI
This research introduces a framework for securing urban pedestrian flow data by combining physics-based digital twins with conformal prediction to detect stealthy false data injection attacks.
Quantifying the Memorization-to-Generalization Transition in Grokking
The paper provides a quantitative framework for understanding 'grokking'—the phenomenon where neural networks suddenly shift from memorizing training data to generalizing—by identifying specific scaling laws and phase transitions in model learning.
Optimizing Business Processes with Control-Flow Uncertainty
This paper introduces a mathematical framework for scheduling business processes where the execution path is uncertain, using stochastic optimization to balance resource allocation and process completion time.
GPU Acceleration for Modern Analytical Workloads
GPUs complement CPUs in analytical workloads by handling highly parallel SQL operations, resulting in faster query execution, improved infrastructure efficiency, and lower compute costs.
IBM TechnologyA Six-Phase Workflow for AI-Driven Accessible Math Visualizations
This paper outlines a structured, six-phase workflow for using generative AI to create accessible, interactive mathematics visualizations, bridging the gap between complex abstract concepts and inclusive educational design.
Optimizing Sequential Medical Diagnosis with CDPR
CDPR (Counterfactual Advantage-based Credit Assignment) improves medical diagnosis by balancing diagnostic accuracy with the financial and physical costs of sequential testing.
The 5D Framework for Multi-Table Data Analysis
The 5D framework provides a unified methodology for integrating and reusing complex, multi-table datasets by mapping data across five distinct dimensions to ensure consistency and analytical depth.
Frameworks for Explainable AI in Time Series Classification
A systematic review of current software frameworks for XAI in time series classification, highlighting the need for standardized evaluation and better integration of interpretability tools in production pipelines.
Interpretable Multimodal Classification via Linear Discriminant Trees
The paper proposes Linear Discriminant Tree Ensembles (LDTE) as a method to achieve high-accuracy multimodal classification while maintaining model interpretability through hierarchical linear decision boundaries.
CAS: A Causal Attribution Score for Explainable AI
The Causal Attribution Score (CAS) provides a unified framework for evaluating AI model interpretability by measuring the causal impact of features on predictions, bridging the gap between local and global explanations.
MIDAS: Handling Incomplete Multimodal Sentiment Analysis
The MIDAS framework addresses incomplete multimodal data by disentangling shared and private information while using uncertainty-aware fusion to maintain sentiment prediction accuracy when modalities are missing.
Deep Reinforcement Learning for Industrial Vehicle Routing
This paper evaluates the application of deep reinforcement learning (DRL) to solve complex vehicle routing problems (VRP) in industrial truck planning, demonstrating how neural approaches can optimize logistics beyond traditional heuristic methods.
Moving Beyond Single-Vector Graph Representations
The paper proposes shifting from single-vector graph embeddings to multi-semantic basis learning to better capture the complex, multi-label nature of graph data in foundation models.
Crystalis: Coordinated Multi-View Visualization via Semantic Annealing
Crystalis introduces a two-stage framework—progressive nucleation and semantic annealing—to generate coherent, multi-view data visualizations that maintain semantic consistency across different chart types.
Optimizing CNN Pruning with Multi-Armed Bandits
This paper introduces a loss-aware pruning strategy for convolutional neural networks that uses multi-armed bandits to dynamically identify and remove redundant feature maps while minimizing accuracy degradation.
FineServe: Analyzing Global LLM Serving Workloads
FineServe provides a comprehensive, fine-grained dataset of real-world LLM serving workloads, revealing critical patterns in request arrival, token distribution, and system utilization that challenge existing assumptions in infrastructure design.
Mastering Probability Distributions for Machine Learning
Probability distributions are maps of data behavior. Understanding them allows you to select better models, engineer features effectively, and quantify uncertainty in production pipelines.
Why R-Squared Misleads and How to Properly Evaluate Regression
R-squared measures explained variance but ignores model complexity and outliers. To truly understand model performance, you must use a suite of metrics—MAE, MSE, RMSE, and Adjusted R-squared—to identify where your model fails and why.
Improving Uncertainty Estimation for Classifier Performance
Standard confidence interval methods often fail for small datasets or high-performance models; using Agresti-Coull, Wilson, or regularized bootstrap methods significantly improves accuracy.
Mapping Data Science: A Periodic Table Approach
Data science can be decoded by organizing its concepts into a periodic table where rows represent data maturity (from raw to insights) and columns represent analytical activities (from acquisition to evaluation).
IBM Technology6 Habits That Elevate Data Science Projects Beyond Model Selection
Exceptional data science outcomes depend less on complex algorithms and more on disciplined fundamentals like data auditing, version control, and rigorous documentation.
Why Accuracy Metrics Hide ML Model Failures
High accuracy scores in automated systems like résumé classifiers often mask systemic biases and data quality issues that lead to unfair rejection patterns.
Spatial Graph Neural Networks for Urban Function Inference
A practical pipeline for urban function inference using city2graph, OSMnx, and PyTorch Geometric to classify POIs based on spatial relationships and graph topology.
Building 3D Medical Segmentation Pipelines with MONAI
This tutorial demonstrates an end-to-end 3D spleen segmentation pipeline using MONAI and a 3D UNet, covering data preprocessing, patch-based training, and sliding-window inference.
CrowdMath: A New Dataset for Mathematical Research Reasoning
CrowdMath is a new dataset derived from crowdsourced mathematical research discussions, designed to improve AI reasoning capabilities in complex, multi-step mathematical domains.
Building a Semantic Search and Classifier for ResearchMath-14k
This tutorial demonstrates how to build a semantic search engine and status classifier for the ResearchMath-14k dataset using sentence embeddings, TF-IDF, and logistic regression.
Why Singular Value Decomposition Outperforms Eigen Decomposition
While eigenvectors identify stable directions in square matrices, Singular Value Decomposition (SVD) provides a more robust, universal framework for analyzing the rectangular matrices found in modern neural networks.
Essential NumPy Concepts for Practical Data Science
Mastering eight core NumPy concepts—from vectorization to broadcasting—provides the foundation for 80% of daily data science tasks in Python.
Predicting US Recessions with DTW and Boosted Trees
A framework for predicting economic cycles by using Dynamic Time Warping to align yield curve data, followed by boosted tree modeling and AWS containerized deployment.
Demystifying ML Math: From Vectors to Eigenvalues
Machine learning math is often obscured by intimidating terminology. Practitioners view these concepts as tools for structuring data, measuring change, and quantifying uncertainty in decision-making.
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