EP Analytics (United States)

Uncovering Disparities in Rideshare Drivers’ Earning and Work Patterns: A Case Study of Chicago

Ride-sharing services are reshaping urban mobility but raising concerns around fairness, safety, and driver working conditions. This mixed-methods study combines large-scale analysis of Chicago’s Trip Network Provider data (2018–2023) with qualitative interviews and reconstructed...

The Cheapest Digital Twin: A Pre-Registered Map of Twin-Native Extensions to a Frozen Single-Token Edge Encoder

The Cheapest Digital Twin: A Pre-Registered Map of Twin-Native Extensions to a Frozen Single-Token Edge Encoder Randolph James Ferlic, M.D. and Kimberly Kate Ferlic — Fieldstone Analytics, LLC, Austin, TX, USA Preprint · Zenodo DOI: 10.5281/zenodo.22922678 · CC-BY 4.0 · Community...

Presence of a trusted adult and adolescent health outcomes in Urban India

Adolescents in urban India face significant challenges in accessing healthcare and reliable health information, particularly during crises such as the COVID-19 pandemic. However, the role of trusted adults in shaping adolescent health remains underexplored. This study examined he...

Five-country analysis of geographic and dietary drivers of gut microbiome composition and genomic variation

Abstract Human diet and lifestyle vary widely across cultures, shaping global diversity in gut microbiome composition and function. However, comparable cross-population studies have been limited by methodological heterogeneity. The Human Diets and Microbiome Initiative (THDMI) in...

The Configurable Bottleneck: A Cost-Constrained Capability Map for a Deterministic Edge Decision Token

The Configurable Bottleneck: A Cost-Constrained Capability Map for a Deterministic Edge Decision Token Randolph James Ferlic, M.D. and Kimberly Kate Ferlic (Fieldstone Analytics, LLC, Austin, TX, USA) Preprint · Zenodo DOI: 10.5281/zenodo.22884023 · CC-BY 4.0 · Community: spiral-...

A Universal, Options-Free, One-Byte Market-State Primitive: Cross-Asset Transfer, Distributional-Novelty Detection, and Privacy-Preserving Federation

A Universal, Options-Free, One-Byte Market-State Primitive (v2 — with a hardened bond-volatility addendum) Randolph James Ferlic, M.D., and Kimberly Kate Ferlic (Fieldstone Analytics, LLC). Version 2, Zenodo, CC-BY 4.0. v1 DOI 10.5281/zenodo.22116173. Version 2 note. This version...

The Predictive Reach of a Decision Token: An Honest Map of Forecasting, Anticipation, and Complementary-Modality Fusion on a Single-Token Substrate

The Predictive Reach of a Decision Token: An Honest Map of Forecasting, Anticipation, and Complementary-Modality Fusion on a Single-Token Substrate Randolph James Ferlic, M.D. and Kimberly Kate Ferlic (Fieldstone Analytics, LLC, Austin, TX, USA) Preprint · Zenodo DOI: 10.5281/zen...

The Predictive Reach of a Decision Token: An Honest Map of Forecasting, Anticipation, and Complementary-Modality Fusion on a Single-Token Substrate

The Predictive Reach of a Decision Token: An Honest Map of Forecasting, Anticipation, and Complementary-Modality Fusion on a Single-Token Substrate Randolph James Ferlic, M.D. and Kimberly Kate Ferlic (Fieldstone Analytics, LLC, Austin, TX, USA) Preprint · Zenodo DOI: 10.5281/zen...

Enhancing advertising novelty through celebrity cameo endorsement

Celebrity endorsement is a widely used tool in strategic marketing, yet questions remain about how to enhance its novelty and ad effectiveness. We introduce and test a novel executional tactic: celebrity cameo endorsement: a brief appearance by a new known figure alongside an exi...

Individual Treatment Effect and Response to Treatment: Identification and Prediction

Background: The individualization of treatment remains a formidable challenge in modern medicine. Randomized Controlled Trials (RCTs) provide the gold standard for assessing the Average Treatment Effect (ATE) across a population. However, translating these probabilistic, populati...

A Deterministic Task-Discriminant Token Ladder: When and Why Multi-Token Quantization Pays for Edge Decisions

A Deterministic Task-Discriminant Token Ladder: When and Why Multi-Token Quantization Pays for Edge Decisions Randolph James Ferlic, M.D., and Kimberly Kate Ferlic — Fieldstone Analytics, LLC Correspondence: randolphf@fieldstoneanalyticsllc.com Preprint · Zenodo DOI: 10.5281/zeno...

A collaborative e-library for stressor-response functions to improve the science underlying salmonid management

Stressor-response functions quantify relationships linking environmental stressors to biological responses, underpinning salmonid life-cycle models, restoration planning, regulatory policy, and cumulative effects assessments. Despite their importance, these stressor-response func...

Effectiveness of RSV Prevention Strategies in US Infants: 2024–2025

OBJECTIVE: In 2023, 2 products, a long-acting monoclonal antibody (nirsevimab) and maternal respiratory syncytial virus (RSV) vaccination, were recommended in the United States to prevent severe RSV disease among infants in their first RSV season. Low uptake during the 2023 to 20...