Data Annotation

We have 3 data processing centers, 5,000 experienced annotators, extensive project experience in point cloud, image, video, speech and text.

Point Cloud Annotation

Point Cloud Object Detection

Point Cloud Object Tracking

Point Cloud Segmentation
Image Annotation

Image Bounding Box

Image Polygon

Image Segmentation

Image Key Points

Image Polyline

Image Classification

Image Description
Video Annotation

Video Classification

Video Timestamps

Video Tracking
Speech Annotation

Speech Cleaning

Speech Transcription

Speech Segmentation

Phoneme Annotation
Text Annotation

Text Cleaning

Text Classification

Named Entity Recognition

Emotion Annotation

Our Specialties

Capacities

Data processing centers, partners (Outsourcing), Crowdsourcing. Flexible annotation resources
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Experience

We have a professional annotation team. Our annotators are efficient and experienced.
Platform

Efficient data annotation platform with various tools.
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Quality

ISO 9001 certification ensures reliability and security of your data.

Our Customer

Training Data is a very important composition of ML development. But data labeling is quite labor-intensive. With Datatang’s well-designed platform, annotation service and extraordinary project management, we are able put more focus on improving algorithms and do what we are good at.