100+ Professional Annotators · Multi-format · Scalable

Professional Data Annotation

Medical-grade precision for AI training data

From medical imaging to natural language processing, our team of 100+ professional annotators delivers high-quality, secure, and scalable data annotation services — purpose-built for healthcare AI and beyond.

Our Annotation Services

Comprehensive annotation solutions for all data types.

Medical Image Annotation

Expert annotation of CT, MRI, X-ray, ultrasound, pathology slides, fundus images, and dermoscopy. Supports segmentation, classification, detection, and keypoint annotation with dual-review quality control.

  • DICOM & NIfTI format support
  • 2D bounding box & polygon
  • 3D voxel segmentation
  • Multi-organ & lesion annotation

Text & NLP Annotation

Named entity recognition (NER), relation extraction, text classification, sentiment analysis, and medical terminology mapping. Specialized in clinical text, EMR, and scientific literature.

  • ICD-11 & SNOMED-CT coding
  • Entity & relation annotation
  • Multi-label text classification
  • De-identification & data masking

Video & Audio Annotation

Surgical video annotation, medical procedure labeling, and audio transcription. Frame-level precision with temporal event tagging for procedure analysis and AI-assisted surgery.

  • Frame-by-frame annotation
  • Surgical phase recognition
  • Instrument tracking
  • Medical speech transcription

Quality Assurance

Every annotation passes our rigorous quality control pipeline.

1

Expert Review

All annotations reviewed by domain specialists with medical or clinical backgrounds.

2

Dual Verification

Independent dual-review process. Discrepancies flagged and resolved before delivery.

3

IAA Metrics

Inter-annotator agreement (IAA) ≥ 0.90 across all projects, with real-time quality dashboards.

Data Security

Enterprise-grade protection for sensitive data.

Isolated Environment

Dedicated annotation platforms with access control and audit logging. No data leaves the secure environment.

NDA & Compliance

Strict non-disclosure agreements with all annotators. HIPAA-compliant workflows for healthcare data.

Secure Disposal

Guaranteed data destruction upon project completion. Certificates of disposal available on request.

Start Your Annotation Project

Whether you have 1,000 or 1,000,000 data points — our team scales to meet your needs with consistent quality.

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