nemo-curator

Clean and deduplicate large-scale multimodal datasets for LLM training on GPU clusters.

2|1|Updated Jul 14, 2026
One-click install
npx skills add https://github.com/heysuhas/hermes_cli --skill nemo-curator-heysuhas
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: nemo-curator
Source: https://github.com/heysuhas/hermes_cli/tree/main/optional-skills/mlops/nemo-curator
Command: npx skills add https://github.com/heysuhas/hermes_cli --skill nemo-curator-heysuhas

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires nemo-curator, cudf, dask, rapids, and includes references (resource) components.

What problem does it solve?

This skill addresses the high computational cost and complexity of preparing massive, high-quality datasets for Large Language Model training by leveraging GPU acceleration.

Core Features & Use Cases

  • GPU-Accelerated Processing: Utilizes RAPIDS and CUDA to perform deduplication and filtering up to 16 times faster than CPU-based alternatives.
  • Comprehensive Curation Pipeline: Includes over 30 heuristic filters, PII redaction, NSFW detection, and multi-modal support for text, image, video, and audio.
  • Use Case: Use this skill to clean and deduplicate multi-terabyte web-scraped corpora like Common Crawl to ensure high-quality, safe, and efficient training data for foundation models.

Quick Start

Use the nemo-curator skill to apply quality filtering and fuzzy deduplication to a dataset of parquet files located in the current directory.

Frequently Asked Questions about nemo-curator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I accelerate dataset deduplication and cleaning for LLM training?▼

GPU-accelerated data curation speeds up dataset deduplication and cleaning for LLM training using RAPIDS and CUDA, performing tasks up to 16 times faster than CPU-based alternatives.

Do I need NVIDIA CUDA-enabled hardware to run GPU-accelerated data curation pipelines?▼

Yes, NVIDIA CUDA-enabled hardware is strictly required. GPU-accelerated data curation relies on the NeMo Curator toolkit and RAPIDS to execute high-performance data transformation tasks across distributed GPU clusters.

What is the best way to remove PII and NSFW content from large-scale web corpora?▼

The best way to remove PII and NSFW content from large-scale web corpora is using a comprehensive curation pipeline, which includes over 30 heuristic filters alongside dedicated PII redaction and NSFW detection modules.

Can I use GPU-accelerated data curation for multi-modal datasets including video and audio?▼

Yes, GPU-accelerated data curation supports multi-modal datasets. It can process and clean text, image, video, and audio data to ensure high-quality, safe training data for foundation models.

How does fuzzy deduplication work on parquet files for machine learning datasets?▼

Fuzzy deduplication on parquet files works by applying GPU-based heuristics across distributed clusters to identify and remove near-duplicate records, accelerating the curation of multi-terabyte web-scraped corpora like Common Crawl.

Can Dask and RAPIDS be used together for distributed semantic filtering in data curation?▼

Yes, Dask and RAPIDS are used together for distributed semantic filtering in data curation. This combination enables complex pipelines to process multi-terabyte datasets efficiently across distributed GPU clusters.