Everything you need to know about Generative AI in Manufacturing

Data Curation for Manufacturing

Glossary post
Glossary post

Data curation is an indispensable process for manufacturing companies seeking to unlock the true potential of their data assets. By implementing effective data curation and management practices, manufacturers can extract valuable insights, enhance operational efficiency, reduce costs, and identify new business opportunities. 

What is Data Curation? 

Data curation is the proactive management and evaluation of data throughout its entire lifecycle. The primary objective of data curation is to ensure that data maintains high quality, accessibility, and usability for both humans and automated systems. For manufacturers, curated data facilitates more effective analysis and supports data-driven decision-making processes. 

The process of data curation involves several ongoing tasks: 

  • Data Collection: Gathering and importing data from a wide array of sources, including sensors, equipment, ERP, and MES systems. This critical step forms the foundation for all subsequent data curation efforts, ensuring that all relevant data is collected and made available for analysis. 
  • Data Cleaning: Correcting errors, eliminating duplicates, and addressing inconsistencies in the data. Thorough data cleaning is essential for ensuring data accuracy and reliability, preventing misleading or incorrect conclusions drawn from flawed datasets. 
  • Data Annotation: Adding descriptive metadata, such as timestamps, locations, units of measurement, etc., to enhance the understanding and context of the data. Annotation enriches the data and makes it more valuable for analysis and interpretation. 
  • Data Validation: Verifying the accuracy, completeness, and credibility of the data through various validation techniques. Rigorous data validation ensures that the data used for decision-making is trustworthy and reliable. 
  • Data Enrichment: Enhancing data by merging datasets or incorporating external contextual information. Enriched data provides a more comprehensive view of manufacturing processes and helps identify previously unnoticed patterns and correlations. 
  • Data Modeling: Structuring data in a manner that facilitates easy querying and analysis. Proper data modeling ensures that data can be accessed and analyzed efficiently, allowing for quick decision-making and insights generation. 
  • Data Maintenance: Managing data storage, backups, access controls, and conducting periodic data updates. Regular data maintenance ensures that data remains relevant and up-to-date, maintaining its value over time. 

Benefits of Data Curation 

Effective data curation yields numerous advantages for manufacturing organizations: 

  • Improves Data Quality: Curated data results in higher-quality datasets that are complete, accurate, and consistent. High data quality is essential for producing reliable insights and making informed decisions. 
  • Enables Accessibility: Proper documentation and metadata make it easier for users to find and work with relevant data. Easy accessibility promotes data utilization across different teams and departments. 
  • Supports Analytics: Clean and well-structured data can be readily analyzed to extract valuable insights using Business Intelligence (BI) tools. Effective data analysis drives better business strategies and competitive advantages. 
  • Boosts Data Value: Well-maintained, trustworthy data holds greater credibility and usefulness for decision-making processes. Businesses can confidently rely on curated data to drive critical decisions. 
  • Optimizes Storage: Data curation allows for the efficient organization of vast volumes of manufacturing data. This optimization leads to reduced storage costs and improved data retrieval times. 
  • Facilitates Automation: High-quality curated data is essential for successful machine learning and AI applications. Reliable training data ensures accurate and effective AI-driven processes. 
  • Ensures Compliance: Proper data governance, security measures, and retention policies address regulatory requirements. Compliance with data regulations is crucial for avoiding penalties and reputational risks. 

Challenges in Data Curation for Manufacturing 

While data curation offers significant benefits, manufacturers may encounter several challenges in the process: 

  • Data Variety: Manufacturing data often comes in various formats, ranging from structured data in databases to unstructured data from sensors and equipment. Integrating and curating diverse data types can be complex. 
  • Data Volume: Manufacturers generate vast amounts of data, leading to challenges in efficiently processing and storing large datasets. Scalable data curation solutions are necessary to handle this volume. 
  • Data Complexity: Manufacturing processes can be highly complex, resulting in intricate data relationships and dependencies. Ensuring data accuracy and consistency in complex systems can be demanding. 
  • Data Security: Manufacturing data often contains sensitive information, and ensuring data security and privacy is critical. Implementing robust security measures while facilitating data access can be challenging. 
  • Data Governance: Establishing effective data governance frameworks that define roles, responsibilities, and policies for data curation is crucial for maintaining data quality and consistency. 
  • Data Integration: Integrating data from different sources, such as production lines, supply chains, and quality control, requires careful data mapping and alignment to avoid data silos. 
  • Data Latency: Some manufacturing data may require real-time analysis for immediate decision-making, necessitating low-latency data curation processes. 

Data Curation Methods 

Manufacturers can choose from a variety of approaches to curate their data: 

  • Manual Curation: Data scientists manually cleanse, organize, and annotate datasets. This approach is time-consuming but yields precise results. Manual curation is especially useful for complex and specialized datasets. 
  • Automated Curation: Utilizing automated data curation tools and scripts to profile, process, and validate data at scale. This method is faster and well-suited for large-scale datasets with routine data cleaning requirements. 
  • Crowdsourced Curation: Leveraging teams of human annotators to collectively label and enrich datasets. This approach is scalable and ideal for projects requiring large volumes of data annotation within a short timeframe. 
  • Machine-Assisted Curation: Combining automation with human-in-the-loop validation for large, mixed datasets. This hybrid approach strikes a balance between quality and speed, leveraging the efficiency of automation while benefiting from human judgment and expertise. 

Manufacturers often adopt a combination of these techniques, leveraging automation for initial cleaning and structuring and then employing human validation for complex cases. This hybrid approach ensures an optimal balance between data quality, cost-efficiency, and processing speed. 

Data Curation Services 

Due to the complexities involved in data curation, many manufacturers opt for external data curation services. Key advantages of such services include: 

  • Expert Skills: Access to seasoned data engineers and scientists with extensive experience in data curation. Outsourcing to experts ensures the highest quality curation processes. 
  • Scalable Labor: On-demand data annotation teams for managing large-scale projects efficiently. Outsourcing enables manufacturers to handle varying data volumes and focus internal resources on core competencies. 
  • Specialist Tools: Leveraging enterprise data curation platforms to streamline the curation process. Access to specialized tools and technologies further enhances the efficiency of data curation efforts. 
  • Methodology & Best Practices: Benefit from vendor expertise with proven curation processes. External data curation providers bring in-depth knowledge and best practices to ensure effective curation. 
  • Efficient Workflows: Utilizing specialized software and infrastructure optimized for data curation tasks. External services offer seamless workflows, saving time and resources for manufacturers. 

Top data curation and management providers offer a blend of software tools and human-in-the-loop services, enabling end-to-end data readiness. Although outsourcing data curation may entail higher upfront costs, it empowers manufacturers to concentrate on their core competencies while accelerating the adoption of analytics solutions. 


For modern, data-driven manufacturing, investing in data curation is paramount for maximizing business value. With clean, complete, and well-structured data, organizations can gain invaluable insights to enhance quality, productivity, and innovation. Employing a thoughtful combination of automation, internal resources, and external services enables manufacturers to curate their manufacturing data efficiently at scale. The result is a robust data foundation that drives operational excellence and fuels strategic growth for the company.