IMAGE ANNOTATION

Keypoint Annotation Tool

Keypoint annotation tools precisely detect shape variations for motion tracking, facial landmark detection, and hand gesture recognition.

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roboticsAbstract background shapes

40% of FAANG companies trust Sama to deliver industry-leading data that powers AI

SERVICES

What Sama Keypoint Anotation Offers

Sama delivers best-in-class keypoint annotation services for the most complex and demanding machine learning models.

Highly Flexible Tool

Connect key points to build a skeleton and establish relationships to understand more easily what is labeled. Set up any custom shape including skeletons, hands, and eyes.

keypoints

Efficient Annotation Platform

Our expert annotators can efficiently extrapolate shapes across frames by moving the grouped points along.

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girls dancing

Full Spectrum Labeling

Custom classes, multiple attributes per instance, and hierarchical relationships are available to meet your needs.

man waving
USE CASES

Keypoint Annotation Use Cases

kickboxing

Motion Tracking

  • Sports Analytics
  • Poses identification for AR/VR
  • Virtual fitness trainers

Facial Landmark Detection

  • Facial emotion recognition and sentiment analysis
  • Face detection for social media apps
  • Face verification for smartphones
facial expressions detection
man running

Hand Gesture Recognition

  • Autonomous Vehicles
  • Hand gesture control in AR/VR
  • Sign language transcription
99%

First batch client acceptance rate across 10B points per month

3X

Get models to market 3x faster by eliminating delays, missed deadlines and excessive rework

65K+

Lives impacted to date thanks to our purpose-driven business model

92%

2024 Customer Satisfaction (CSAT) score and an NPS of 64

WHY SAMA

Why Choose Sama

Sama delivers not only accurate video annotation, but insights and recommendations via our vertically integrated platform combined with human-in-the-loop experts, all while embracing an ethical AI approach. This is why companies come to us when other video annotation solutions fail.

Enterprise-Strength

No matter how complex your models, we consistently deliver a 99% client acceptance rate as you scale, even with high ambiguity images and edge cases.

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Industry Experience

Sama has over 15 years of experience and our annotators have an average tenure of 2+ years.  Vertically segmented teams provide expertise into industry nuances.

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Ethical AI

As the first AI certified B Corp, Sama has provided economic opportunities for over 65,000 employees from underserved communities.

Read the MIT RCT Study

Data Security

ISO certified delivery centers, a biometric secured platform and our in-house workforce help protect your data from unauthorized access and data corruption from ingestion to delivery.

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shapes
RESOURCES

Popular Resources

Learn more about Sama's work with data curation

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