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SynTitan Turn enterprise data into AI-ready data, SynTitan LLM Capsule Secure enterprise use of LLMs azoo Trade trusted synthetic data across industries DTS Generate privacy-protected synthetic data SynData Validate and benchmark synthetic data SynConnect Integrate and orchestrate data flows
SynTitan

One search. Complete access.

Transform every dataset into a secure, shared workspace for faster collaboration without privacy risk.

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LLM Capsule

Use LLMs on enterprise data — safely.

Mask sensitive fields before they reach the model. Compliance logging, policy control, on-prem deployment.

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azoo

Discover and trade verified synthetic datasets — all in one marketplace.

Buy, sell, and sponsor synthetic datasets with full transparency and compliance.

Built for data creators, buyers, and enterprise partners.

DTS

Your AI is only as good as the data it trains on.

DTS solves unusable data — whether it's restricted, imbalanced, or missing coverage your model needs.

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SynData

Measure what matters.

Validate synthetic data quality with statistical fidelity, privacy guarantees, and downstream utility metrics.

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SynConnect

Connect, orchestrate, deliver.

Integrate synthetic and real data flows across teams, environments, and compliance boundaries.

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CUBIG

Redefining how organisations trust, protect, and use data.

CUBIG builds AI-driven systems that redefine data security — from generation and transformation to validation and integration.

CUBIG's DATA Ecosystem
CUBIG

CUBIG's non-access architecture and differential privacy framework ensure 100% protection — no exposure, no compromise.

Our proprietary privacy framework enforces compliance, guaranteeing safe data synthesis across any environment or use case.

CUBIG's DATA Protection Technology
READ MORE Award ISO-Certified AI-Ready Data Infrastructure | CUBIG Achieves 27001 & 42001
READ MORE Award CUBIG, an AI-Ready Data Company, Selected as the Only Korean Finalist in the Global Telecom Innovation Program 'T Challenge 2026'
READ MORE Product CUBIG Launches AI-Ready Data OS 'SynTitan'
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CUBIG

In-depth thinking on AI, synthetic data, and enterprise transformation.

Read expert insights from Cubig's specialists on innovation, data protection, and real-world synthetic data applications.

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Browse CUBIG's glossary to understand the essential language of AI, privacy and synthetic data.

Understand the terminology and frameworks behind CUBIG's synthetic data and privacy innovations.

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Home / Glossary / Test data

What is Test data?

Test data refers to datasets used to evaluate the performance and accuracy of machine learning models. It is separate from training data and ensures that AI systems generalize well to new, unseen data.

Related Glossaries

  • Statistical data agreements Statistical data agreements are legal and policy frameworks that define how data is shared, processed, and analyzed among institutions. These agreements ensure compliance with data privacy laws, ethical considerations, and industry standards.
  • Privacy-preserving Data Layer Privacy-preserving Data Layer refers to the data handling layer that reduces direct exposure of sensitive information while maintaining a usable structure for analytics or AI execution. It is designed to balance practical data use with controlled exposure.
  • Blockchain Blockchain is a decentralized and distributed ledger technology that enables secure, transparent, and tamper-proof record-keeping. It consists of a chain of blocks, each containing transactional data, cryptographically linked to ensure integrity. Blockchain is widely used in cryptocurrencies (e.g., Bitcoin, Ethereum),…
  • Europrivacy Europrivacy is a GDPR certification scheme that assesses an organization’s data protection measures and ensures they align with EU privacy regulations. It provides independent verification of compliance, helping businesses manage regulatory risks while fostering trust in data security and privacy…

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