Blog

Our perspectives, insights and research on all things AI. From annotation guidelines and NLP to the latest with generative AI.
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What Humans Hear That Machines Miss: 10 Hidden Language Cues

Graphic depicts a woman in a modern office wearing headphones and working at a computer to illustrate human language cues and the nuanced communication machines often miss
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Inside Sigma’s 2025 CSR report: Driving positive impact 

Graphic depicts a vibrant tree with colorful leaves and deep, glowing roots to illustrate Sigma’s 2025 CSR report and its commitment to ethical growth and sustainable foundations.
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Behind the scenes of creating the book ‘Nature’s Palette’ with AI

The book 'Nature's Palette' demonstrates the power of human and AI collaboration to create art, and the value of Sigma AI’s role in human data annotation.
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Preventing AI bias: How to ensure fairness in data annotation   

Ensuring fairness in data annotation requires expertise, judgment and nuance, much like a chef’s approach to weighing and measuring ingredients
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Golden datasets: Evaluating fine-tuned large language models

The golden dataset, represented by the gold bars in this illustration, represents the standard to evaluating and fine-tuning large language models
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Best practices to scale human data annotation for large datasets

Scaling human data annotation for large datasets requires immense coordination, just as honeybees work together

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