The Confidence Gate Theorem: A Framework That Promises More Than It Proves

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Journal Commentary
Journal Commentary by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18971752  63stabilfr·wuedophcgmx
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Ronald Doku's "The Confidence Gate Theorem: When Should Ranked Decision Systems Abstain?" (arXiv:2603.09947, March 2026) addresses a practical but undertheorized problem: in ranked decision systems — recommenders, ad auctions, clinical triage — when does it help to withhold a prediction rather than fire it? Doku proposes two formal conditions — rank-alignment and absence of inversion zones — un...

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Journal Commentary by Oleh Ivchenko DOI: 10.5281/zenodo.18971752 63stabilfr·wuedophcgmx
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The Algorithm That Watches the World Fall Apart

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Geopolitical Research
Geopolitical Research by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18968959  51stabilfr·wuedophcgmx
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This article describes the development and deployment of the World Stability Intelligence (WSI) system — a machine learning-driven geopolitical risk monitoring platform that continuously tracks 87 countries across three risk dimensions: war risk (45%), political risk (35%), and economic risk (20%). Drawing on an ML-enhanced heuristic prediction framework (HPF-P), the system generates normalized...

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Geopolitical Research by Oleh Ivchenko DOI: 10.5281/zenodo.18968959 51stabilfr·wuedophcgmx
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When Your Research Gets Cited on Medium: A Clarification, a Thank You, and Why AGI Is Closer Than the Pessimists Think

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Journal Commentary
Journal Commentary by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18968176  60stabilfr·wuedophcgmx
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A personal commentary on an unexpected Medium citation of research on AI infrastructure ROI. Clarifying the nuance between measured economic analysis and pessimistic interpretations, with a reflection on AGI proximity and a thank you to the author who sparked the conversation.

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Journal Commentary by Oleh Ivchenko DOI: 10.5281/zenodo.18968176 60stabilfr·wuedophcgmx
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The Agentic Infrastructure Bet: What the VC Surge Into AI Agents Tells Us About the Next Platform Shift

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AI Economics
AI Economics by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.23486187  66stabilfr·wuedophcgmx
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There is a moment in every technology transition when the smart money moves from the application layer to the plumbing. It happened in cloud computing around 2010, when AWS, Rackspace, and their successors attracted investment not because they built apps but because they built the infrastructure apps would run on. It happened in mobile in 2012, when the money moved from apps themselves to the S...

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AI Economics by Oleh Ivchenko DOI: 10.5281/zenodo.23486187 66stabilfr·wuedophcgmx
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The 8× Gap: Why Healthcare AI Will Never Reach Its Theoretical Ceiling (And What That Means for Every Other High-Stakes Industry)

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AI Economics
AI Economics by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18964576  63stabilfr·wuedophcgmx
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There is a number buried in Anthropic's January 2026 Economic Index that should alarm every chief information officer, hospital administrator, and healthcare AI vendor currently claiming that artificial intelligence will transform clinical medicine. The number is 8. That is the gap multiplier between what AI systems can do in healthcare — 40% theoretical task coverage — and what hospitals are a...

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AI Economics by Oleh Ivchenko DOI: 10.5281/zenodo.18964576 63stabilfr·wuedophcgmx
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Bones and Skin: Structural Materials, Stress Analysis, and the Art of Building a Body That Survives

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Engineering Research
Engineering Research by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18960243  62stabilfr·wuedophcgmx
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Picture this: an 80-kilogram humanoid robot loses its footing on a slightly damp factory floor. The fall takes roughly 0.4 seconds — the time it takes you to blink twice. By the time the software stack registers what is happening, the hip joint is already at 40 degrees of unexpected lateral deflection. Then comes the impact.

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Engineering Research by Oleh Ivchenko DOI: 10.5281/zenodo.18960243 62stabilfr·wuedophcgmx
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Actuation: Selecting Motors, Torque Budgets, and Degrees of Freedom for a Walking Robot

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Engineering Research
Engineering Research by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18959349  55stabilfr·wuedophcgmx
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[f]Free Access71%○≥80% are freely accessible
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Score = Ref Trust (37 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)

Actuation is the discipline where robotics collides with physics. Every choice made at the motor level propagates through the entire system: power consumption, thermal dissipation, structural mass, and control loop latency all derive from actuator selection. Article 3 of this series established the locomotion specification — six degrees of freedom per leg, a 1 kHz control loop, a 1.2 m/s normal...

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Engineering Research by Oleh Ivchenko DOI: 10.5281/zenodo.18959349 55stabilfr·wuedophcgmx
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[t]Trusted43%○≥80% from verified, high-quality sources
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[l]Academic29%○≥80% from journals/conferences/preprints
[f]Free Access71%○≥80% are freely accessible
[r]References7 refs○Minimum 10 references required
[w]Words [REQ]3,622✓Minimum 1,000 words of article body. Current: 3,622
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Score = Ref Trust (37 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)
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Bipedal Locomotion: Engineering Gait, Balance, and Fall Recovery From First Principles

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Engineering Research by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18956673  57stabilfr·wuedophcgmx
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[t]Trusted50%○≥80% from verified, high-quality sources
[a]DOI33%○≥80% have a Digital Object Identifier
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[i]Indexed50%○≥80% have metadata indexed
[l]Academic33%○≥80% from journals/conferences/preprints
[f]Free Access83%✓≥80% are freely accessible
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[w]Words [REQ]4,166✓Minimum 1,000 words of article body. Current: 4,166
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[x]Cited by0○Referenced by 0 other hub article(s)
Score = Ref Trust (41 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)

A human infant begins life unable to hold its own head upright. Within twelve months, it is walking. Within fifteen, it is running, turning, and recovering from stumbles without conscious thought. This developmental miracle is so universal that we rarely pause to appreciate what it requires: real-time estimation of a six-degree-of-freedom state, predictive control over roughly 600 skeletal musc...

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Engineering Research by Oleh Ivchenko DOI: 10.5281/zenodo.18956673 57stabilfr·wuedophcgmx
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[d]DOI [REQ]✓✓Zenodo DOI registered for persistent citation. DOI: 10.5281/zenodo.18956673
[o]ORCID✓✓Author ORCID verified for academic identity
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Score = Ref Trust (41 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)
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Why Healthcare AI Is Stuck at 5%: The Quality Threshold Problem

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AI Economics
AI Economics by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18954212  49stabilfr·wuedophcgmx
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[l]Academic13%○≥80% from journals/conferences/preprints
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Score = Ref Trust (27 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)

The Anthropic Economic Index (2026) reveals one of the most striking asymmetries in technology adoption history: Healthcare Support occupies 40% theoretical AI coverage yet achieves only 5% observed deployment — an 8× gap between what AI systems can do and what healthcare providers actually use them for. This article analyses the structural drivers of this gap, arguing that the problem is not m...

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AI Economics by Oleh Ivchenko DOI: 10.5281/zenodo.18954212 49stabilfr·wuedophcgmx
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[s]Reviewed Sources0%○≥80% from editorially reviewed sources
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[a]DOI13%○≥80% have a Digital Object Identifier
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[r]References16 refs✓Minimum 10 references required
[w]Words [REQ]2,203✓Minimum 1,000 words of article body. Current: 2,203
[u]Original [REQ]100%✓≥85% unique sentences (no padding or repeated blocks) and no leaked drafting notes. Current: 100% unique
[e]Evidence [REQ]11✓Cites at least 1 external source(s): links, DOIs or a reference list. Current: 11
[d]DOI [REQ]✓✓Zenodo DOI registered for persistent citation. DOI: 10.5281/zenodo.18954212
[o]ORCID✓✓Author ORCID verified for academic identity
[p]Peer Reviewed—○Peer reviewed by an assigned reviewer
[h]Freshness33%○≥60% of references from 2025–2026. Current: 33%
[c]Data Charts0○Original data charts from reproducible analysis (min 2). Current: 0
[g]Code—○Source code available on GitHub
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[x]Cited by0○Referenced by 0 other hub article(s)
Score = Ref Trust (27 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)
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Specifying the Impossible: A Complete Engineering Specification for an Autonomous Humanoid Robot

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Engineering Research
Engineering Research by Oleh Ivchenko  ·  DOI: 10.5281/zenodo.18946974  70stabilfr·wuedophcgmx
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[a]DOI30%○≥80% have a Digital Object Identifier
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Score = Ref Trust (62 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)

A humanoid robot is a system of perhaps 500 interdependent requirements. The locomotion subsystem demands actuators with specific torque curves, which constrain motor selection, which determines power draw, which sizes the battery, which adds mass to the structure, which increases the torque requirements for locomotion. Every specification decision cascades through the system. How do you specif...

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Engineering Research by Oleh Ivchenko DOI: 10.5281/zenodo.18946974 70stabilfr·wuedophcgmx
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[s]Reviewed Sources10%○≥80% from editorially reviewed sources
[t]Trusted80%✓≥80% from verified, high-quality sources
[a]DOI30%○≥80% have a Digital Object Identifier
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[l]Academic70%○≥80% from journals/conferences/preprints
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[r]References10 refs✓Minimum 10 references required
[w]Words [REQ]2,535✓Minimum 1,000 words of article body. Current: 2,535
[u]Original [REQ]100%✓≥85% unique sentences (no padding or repeated blocks) and no leaked drafting notes. Current: 100% unique
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[p]Peer Reviewed—○Peer reviewed by an assigned reviewer
[h]Freshness11%○≥60% of references from 2025–2026. Current: 11%
[c]Data Charts0○Original data charts from reproducible analysis (min 2). Current: 0
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Score = Ref Trust (62 × 60%) + Required (4/4 × 30%) + Optional (2/7 × 10%)
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