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Multimodal Annotation

Structured multimodal labeling for training and evaluating AI systems across text, image, audio, and video

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Overview

Multimodal Annotation, treated as an engineered data discipline.

Multimodal annotation is one of the services where bespoke tooling tends to matter most: when a generic interface won't fit the modality mix, Argos Data configures Myriad's customizable tooling, built directly into the platform, to adapt task interfaces to each program. This can include context panels, labeling schemas, bounding tools, metadata fields, synchronized playback, timestamp-based labeling, and validation rules embedded directly into the annotation process. Quality control is layered: primary annotation, secondary review, inter-annotator agreement monitoring, and structured escalation for ambiguous cases.

Use cases

Where Multimodal Annotation is applied.

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Image and video labeling, including object detection, bounding boxes, segmentation, and scene tagging
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Conversational QA over images and visual content
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OCR-based text extraction and validation from images or documents
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Audio transcription, intent labeling, and timestamp-based annotation
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Policy violation tagging and safety classification across visual, audio, and text inputs
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Multimodal response evaluation where models interpret image, video, audio, or document-based inputs
Why Argos

Why Multimodal Annotation delivers in production.

The challenge

Multimodal AI depends on data that preserves the relationship between different inputs. A model may need to understand what is shown, what is said, what text appears in the image, and how those signals relate to the user's prompt or task. When annotation is inconsistent across modalities, models struggle with reasoning, grounding, safety, and real-world reliability.

Our approach

Argos Data brings the operational flexibility required for complex multimodal work. The ability to spin up tailored interfaces, rather than fitting every program to a generic labeling tool, is what makes annotation quality dependable across complex modality combinations. We define annotation schemas, reviewer qualifications, validation rules, and escalation paths before production begins.

What sets us apart

For enterprise AI teams, this connects multimodal annotation directly to model grounding and evaluation quality, supporting AI systems that reason reliably across text, image, audio, and video in production.

Outcome

Outcomes that move from pilot to production.

Multimodal Annotation gives enterprise AI teams high-quality labels and feedback signals for models that reason across text, image, audio, and video. The result is cleaner multimodal datasets, stronger model grounding, improved evaluation quality, and a more reliable foundation for production AI systems.

Get in touch

From pilot to production.

Share your model objective, language coverage, and quality requirements. A member of our team will follow up to scope a structured, human-in-the-loop data program.

Contact us