Image Annotation

Keypoint Annotation Tool

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

Key-Point-annotation

Trusted by leading companies around the world

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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.

Efficient Annotation Platform

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

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Full Spectrum Labeling

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

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

Hand Gesture Recognition

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

Keypoint Annotation Tool Use Cases

Highly Rated by Our Customers
"We have been impressed, not only with their consistent level of high quality, but with their entire approach to training data strategy. To us they are a perfect addition to our work in AI."

Demetrio Aiello, Head of the Artificial Intelligence & Robotics Labs, Continental

Highly Rated by Our Customers
“In a partner we’re looking for someone that can handle the volumes of data that we can generate, and handle those volumes in a quality manner. Sama is able to fulfill our business requirements, and do that cost effectively, but they have the added benefit of being an impact provider.”

Steve Heck, Former CTO, Getty Images

Highly Rated by Our Customers
"Quality is important to Sama. You really get the sense they are there for more than just the financial transaction. They are a true partner."

Vamsi Madabhushi, Former Senior Manager of Product Management, Walmart

Highly Rated by Our Customers
"Sama was a force multiplier for us and a key success factor for our project. They delivered high-quality annotated data on time, listened to our feedback, and were very flexible in accommodating our requests.”

Xuan Yang, Computer Vision Researcher, Google

95%+

Data accuracy — guaranteed when you boost your projects — compared to 88.5% for leading competitors.

160M

Events tracked per month to improve our product and processes with A/B testing.

59K

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

High-Quality Training Data From
Start to Scale.

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