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WWT Research • Research Note
• October 25, 2024 • 7 minute read

Data Strategy for AI Applications

Crafting a robust data strategy is crucial for effective AI applications. This guide explores best practices for ensuring data quality, understanding AI designs like LLMs and RAG frameworks, and overcoming common challenges. Prioritize data quality, scalability and security to align AI initiatives with business goals and drive impactful insights.

In this report

  1. 1. Importance of data quality in AI applications
  2. 2. Understanding AI Application designs: LLMs and RAG frameworks
    1. Retrieval-augmented generation (RAG)
    2. Agentic RAG
  3. 3. Data formats for AI applications
    1. Structured data
    2. Unstructured data
  4. 4. Common challenges in data strategy for AI
    1. ETL data pipeline limitations
    2. API rate limits
    3. Vector stores and embeddings
    4. Security concerns (RBAC)
  5. 5. Steps to set a data strategy for AI applications
    1. A. Understand business needs
    2. B. Define data requirements
    3. C. Solution design
    4. D. Set data contracts
    5. E. Security considerations
    6. F. Implement observability
    7. Best practices
  6. Conclusion

In AI development, data is the lifeblood that powers AI models. Whether you are deploying machine learning (ML) algorithms or generative AI (genAI) systems, a well-thought-out data strategy ensures that your models deliver high-quality insights and results. This article provides a guide for setting up an effective data strategy for AI applications, highlighting best practices for managing and utilizing data effectively.

1. Importance of data quality in AI applications

AI applications are highly dependent on the data that drives them. Poor-quality data can lead to inaccurate predictions, biased outcomes and ineffective decisions, all of which undermine trust in AI systems. Therefore, it is essential to prioritize data quality by ensuring that the information used in AI systems is clean, structured and contextually relevant. 

Considerations for data quality include:

  • Completeness: Ensure that the data used for training AI models covers all relevant aspects of the problem.
  • Consistency: Data from different sources should follow uniform formats and standards.
  • Accuracy: Validate data to ensure that it represents real-world scenarios accurately.
  • Timeliness: Data must be up-to-date, especially in fast-changing environments such as technology, stock markets or e-commerce.

Actionable steps:

  • Perform regular data audits to maintain quality standards.
  • Implement automated data cleansing processes to handle missing, duplicated, or inaccurate entries.
Impact of data on AI output
Impact of data on AI output

2. Understanding AI Application designs: LLMs and RAG frameworks

Large Language Models (LLMs) like OpenAI's GPT or Google's BERT have become fundamental to natural language processing tasks. However, in enterprise environments, these models are typically paired with custom data retrieval systems to provide more precise and context-specific answers. 

Retrieval-augmented generation (RAG)

The RAG framework enriches LLM outputs by combining them with specific data retrieved from a company's internal databases or knowledge stores. For example, in customer support applications, LLMs could pull information from a product catalog or past customer interactions to enhance their response accuracy.

Agentic RAG

Agentic RAG is an advanced extension where autonomous agents interact with external data sources and execute tasks based on the data they retrieve. These agents are designed to be dynamic and flexible, making decisions in real time while interacting with the AI model.

Actionable Steps:

  • Evaluate whether standard LLMs meet your needs or if you require a RAG/Agentic RAG framework.
  • Set up internal data repositories that AI models can access via RAG for real-time data enrichment.

Keep learning: Check out A Primer on AI Agents and How to Get Started

3. Data formats for AI applications

AI systems interact with various data formats, each contributing to the model's ability to learn and generate insights. These formats can be broadly categorized as structured and unstructured data.

Structured data

Structured data, often stored in relational databases or spreadsheets, follows a defined schema and is organized for easy querying. Examples include customer records, product details and transaction logs.

Unstructured data

Unstructured data lacks a predefined format, making it harder to process. This includes text from documents (e.g., PDFs), media files (e.g., images, videos) and data obtained via APIs in formats like JSON or XML.

Example use cases:

  • Images and video: Used in computer vision tasks, such as facial recognition or object detection.
  • Text and PDFs: Processed through NLP models to extract information from contracts, reports or customer reviews.

Actionable steps:

  • Invest in tools capable of handling diverse data types such as NoSQL databases for unstructured data and traditional SQL systems for structured data.
  • Ensure robust data pre-processing techniques to convert unstructured data into forms that AI models can interpret.

4. Common challenges in data strategy for AI

Developing an AI data strategy is not without its challenges. Some common hurdles include:

ETL data pipeline limitations

ETL (Extract, Transform Load) pipelines help integrate data from multiple sources, but they can become bottlenecks as data volume increases. Complex pipelines are harder to maintain and scale, leading to delays in AI model training or updates.

API rate limits

When sourcing data from external APIs (such as social media platforms or CRM tools), rate limits can restrict the amount of data that can be fetched, slowing down AI processing.

Vector stores and embeddings

Vector stores are essential for handling embeddings in AI tasks like similarity search. To enable efficient performance, these stores need to be optimized for high-dimensional data retrieval.

Security concerns (RBAC)

Implementing strong role-based access control (RBAC) is crucial to prevent unauthorized access to sensitive data, especially in AI applications that deal with personal or financial information.

Actionable steps:

  • Optimize ETL pipelines using on-prem/cloud-based solutions to scale with growing data demands.
  • Implement caching mechanisms to mitigate API rate limits.
  • Adopt specialized vector search databases (e.g., Pinecone, Milvus, PostgreSQL) for similarity search.

5. Steps to set a data strategy for AI applications

A. Understand business needs

Before diving into technical implementation, you need to define how AI will support your business goals. What problems will the AI application solve? How will insights be used to drive decisions? By asking these questions, you ensure that your data collection efforts are targeted and aligned with business priorities.

Actionable step: Collaborate with business stakeholders to define the problem AI needs to solve and the expected outcomes.

B. Define data requirements

Once business objectives are clear, identify the data needed to achieve them. This includes the type, frequency and volume of data required.

Actionable step: Create a data requirement document that details data sources, formats and refresh intervals.

C. Solution design

Designing the architecture for your AI data pipeline involves both technical and organizational planning. A robust solution design integrates different data stakeholders (producers and consumers), sets clear data contracts and balances simplicity with scalability.

Actionable step: Draft a solution blueprint that involves all stakeholders and sets clear data contracts to prevent issues such as schema changes from causing disruptions.

D. Set data contracts

Data contracts act as formal agreements between data producers (those generating the data) and data consumers (those using it), ensuring everyone understands how data will be structured, updated and shared.

Actionable step: Set up automated notification systems that alert teams when schema changes occur, minimizing the risk of unexpected errors in AI applications.

E. Security considerations

With AI, security concerns extend beyond the protection of data at rest and in transit. AI models can expose sensitive data through unintended leaks, necessitating strong controls over who can access specific data, when and for what purpose.

Actionable steps:

  • Implement role-based access control (RBAC) at multiple layers (e.g., API, datastore).
  • Regularly audit access logs to detect unauthorized attempts.

F. Implement observability

Observability ensures that you can monitor your AI systems in real time. It's crucial for understanding performance metrics like model accuracy, data latency and usage statistics.

Actionable step: Use tools like Prometheus and Grafana to monitor AI application performance and trigger alerts for abnormal behaviors.

Data strategy flow
Data strategy flow

Best practices

  • Automation: Automate processes where possible, from data collection to preprocessing.
  • Scalability: Ensure that data pipelines can scale with your AI application's growth.
  • Compliance: Be aware of regulatory requirements and ensure that your data strategy adheres to data privacy laws like GDPR or CCPA.

Conclusion

By focusing on data quality, understanding the types of data involved and implementing scalable, secure strategies, you can set a strong foundation for successful AI deployments in your organization. Regularly revisiting and refining your data strategy will help ensure your AI systems remain relevant and aligned with your evolving business needs.

WWT Research
Insights powered by the ATC

This report may not be copied, reproduced, distributed, republished, downloaded, displayed, posted or transmitted in any form or by any means, including, but not limited to, electronic, mechanical, photocopying, recording, or otherwise, without the prior express written permission of WWT Research.


This report is compiled from surveys WWT Research conducts with clients and internal experts; conversations and engagements with current and prospective clients, partners and original equipment manufacturers (OEMs); and knowledge acquired through lab work in the Advanced Technology Center and real-world client project experience. WWT provides this report "AS-IS" and disclaims all warranties as to the accuracy, completeness or adequacy of the information.

Contributors

Harry Kabbay
Lead Machine Learning Engineer

Contributors

Harry Kabbay
Lead Machine Learning Engineer

In this report

  1. 1. Importance of data quality in AI applications
  2. 2. Understanding AI Application designs: LLMs and RAG frameworks
    1. Retrieval-augmented generation (RAG)
    2. Agentic RAG
  3. 3. Data formats for AI applications
    1. Structured data
    2. Unstructured data
  4. 4. Common challenges in data strategy for AI
    1. ETL data pipeline limitations
    2. API rate limits
    3. Vector stores and embeddings
    4. Security concerns (RBAC)
  5. 5. Steps to set a data strategy for AI applications
    1. A. Understand business needs
    2. B. Define data requirements
    3. C. Solution design
    4. D. Set data contracts
    5. E. Security considerations
    6. F. Implement observability
    7. Best practices
  6. Conclusion
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