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Independent Validation for Medical Imaging AI

The Trust Layer for Medical Imaging AI Training Data

Princeton Medical Systems is the operator behind VIDS — the open standard the industry is moving toward for verifying medical imaging AI training data. Independent validation. Audit-defensible attestations. Used in FDA submissions, procurement decisions, and clinical AI deployments.

Acceptance decisions depend on criteria. PMS defines those criteria — through VIDS, the open Verified Imaging Dataset Standard. Buyers, regulators, and procurement teams rely on VIDS validation to make acceptance decisions.

Independent Validation

Datasets validated against VIDS, the open Verified Imaging Dataset Standard. Validation Attestations issued by an entity with no commercial interest in the dataset itself.

Regulatory-Defensible

Validation Reports and Attestations designed for FDA submissions and CE filings. Built to hold up under audit, not just to look good.

Documented Provenance

Every annotation traceable to the credentialed radiologist who created it. Every transformation logged. Every dataset version uniquely identifiable.

Open and Auditable

VIDS is published under CC BY 4.0. The reference validator is open-source on PyPI. Buyers can verify our methodology independently, before they trust our datasets.

Why This Matters

When VIDS is run against widely-used public datasets, results are sobering: BraTS scores 39%, MSD 30%, LIDC-IDRI 27%, CheXpert 20%. These are reference datasets. If they score this low, the question for any buyer is what's in the private vendor delivery they're about to accept.

Defects discovered after acquisition cost more to fix than defects caught before purchase. The cost is paid in rework, in regulatory delays, and in the procurement disputes that follow.

PMS Imaging Standard™

PMS Imaging Standard™ is our commercial implementation of VIDS, the open Verified Imaging Dataset Standard our team authored. Every dataset we deliver is validated against the standard, with the spec, validator, and reference dataset all publicly available so buyers can verify our methodology independently.

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Ingest DICOM Data Validate 21 Rules Radiologist Sign-off Export ML-Ready

Three Ways We Work With You

Validation services for buyers ready to evaluate a dataset they're acquiring. Reference datasets for teams building medical imaging AI. A talent pipeline training the next generation of engineers.

Compliance Evaluation

Independent validation of medical imaging datasets against VIDS. We assess dataset structure, annotation provenance, quality documentation, and ML readiness, then issue a signed Validation Attestation that holds up in regulatory submissions and procurement disputes.

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Reference Datasets

Lung CT and chest X-ray datasets with structured annotations from credentialed radiologists, validated against VIDS, with full provenance documentation. Pre-validated, ML-ready, and licensed for commercial AI development.

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Talent Pipeline

Training the next generation of medical imaging AI engineers through structured courses and university partnerships.

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Built for Your Team

Whether you're in pharma, medtech, research, or clinical operations — we have the data infrastructure you need.

Medtech / Device Companies

Building AI-powered diagnostic devices requires defensible training data. Our VIDS-validated datasets accelerate your path to market clearance with traceable provenance and audit-ready documentation.

AI Research Teams

Stop spending months curating data. Start with bias-aware, traceable datasets compatible with MONAI, nnU-Net, and Hugging Face.

Pharma Companies

Need regulatory-grade imaging data for companion diagnostics and drug development. We provide FDA/CE-aligned datasets with full provenance chains.

Clinical Research Organizations

Multi-site imaging studies demand standardized data handling. Our infrastructure ensures consistency and compliance across every site.

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Radiologist-Validated Annotations
FDA/CE Pathway Compliance
SJIT University Partnership

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