ScrapeZen
Multimodal Extraction

Multimodal Data Pipelines for Next-Generation LMMs

AI is no longer just text. We build data pipelines that synchronize text, images, audio, and video streams to fuel modern Large Multimodal Models. Whether you need 3D sensor fusion data, high-resolution video annotation, or medical image labeling, we deliver fully orchestrated multimodal datasets.

The Problem

Most data vendors focus on text. But the most capable AI systems — GPT-4o, Gemini Ultra, Claude — operate across modalities. Building LMM training sets requires synchronized, annotated data across image, audio, video, and sensor inputs. Doing this in-house requires annotation infrastructure, specialized labeling talent, and tooling investment that most AI teams cannot justify.

Our Solution

We operate end-to-end multimodal pipelines: raw media acquisition, format normalization, expert annotation with domain-specific ontologies, quality review, and structured delivery in formats compatible with major training frameworks (COCO, YOLO, HuggingFace Datasets).

Core Capabilities

Video & Image Annotation at Scale

Bounding boxes, semantic segmentation, keypoint labeling, activity recognition, and OCR extraction from video frames. Our human-annotator teams are trained on domain-specific taxonomy (medical, autonomous vehicle, retail) to deliver precise, consistent ground-truth labels.

Sensor Fusion & 3D Data Pipelines

We synchronize LiDAR point clouds, radar sweeps, and camera frames into unified spatiotemporal datasets. Fully calibrated and timestamped for autonomous systems, robotics, and industrial AI applications that require accurate 3D world models.

Cross-Channel Audio & Text Synchronization

Speech-to-text transcription with speaker diarization, audio event tagging, and alignment to corresponding video segments or documents. Essential for building conversational AI, voice assistants, and multimodal reasoning models.

Business Impact

Multimodal models trained on properly synchronized, expert-annotated datasets outperform those trained on automated labels — particularly for edge cases in medical imaging, autonomous driving, and industrial inspection. Our annotation quality translates directly to reduced model error rates and faster convergence.

  • Domain-expert annotators for healthcare, automotive, and retail verticals
  • COCO, YOLO, VGG Image Annotator, and HuggingFace-compatible output formats
  • Temporal alignment for video + audio + text multimodal datasets
  • Inter-annotator agreement (IAA) scoring on every batch for quality assurance

Need multimodal training data?

Share your modalities, annotation taxonomy, and volume targets. We'll return a scoped proposal within 48 hours.

Request a Free PoC