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Enhancing Data Quality and Variety through Generative AI Techniques

Last updated on: 
January 5, 2024
Dipen Dadhaniya
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About The Author!
Dipen Dadhaniya
Dipen Dadhaniya
Engineering Manager at Interview Kickstart. A passionate and versatile web developer packed with full-stack development skills and a curiosity to explore computer languages.

Generative AI has brought with it a transformation in data science and machine learning. Providing an effective and easier method for data generation, it has removed the reliance on originally existing data for training the models. The scientists and engineers have also leveraged their power to enhance the data quality, variety, and diversity. With multiple techniques contributing to its advent and numerous benefits, there are also certain challenges associated with them. Let’s move on to discover how generative AI techniques enhance data quality and variety.

Here is what we will cover:

What is Generative AI? 

Artificial Intelligence (AI) is capable of numerous tasks that are challenging, time-consuming, and repetitive for humans. Adapted with speed and accuracy, Generative AI is a type of AI that deals with the generation of new content. It can generate different content forms, which include images, text, 3D models, audio, video, and text. 

Moreover, it can also carry out tasks like style transfer, text generation, and image synthesis. The source of information for Generative AI is the vast training dataset that is used by learning patterns. Generative AI is also capable of enhancing data quality and data variety. 

What Do Experts Say:

"Enhancing data quality and variety through generative AI is not just a technological feat; it's a commitment to fostering a data ecosystem that truly empowers decision-makers." 

–Professor Julia Chen

(Data Governance Thought Leader)

Generative AI Techniques Contributing to Data Quality and Variety

There are multiple techniques available to enhance the data in terms of quality and variety. Let us see how each of these helps:

Data Augmentation

Definition: It refers to applying various transformations to existing data for creating new and slightly modified samples for training. 

  • Data Quality: Data augmentation reduces overfitting and improves model generalization through exposure to diverse examples. 
  • Data Variety: The technique generates new samples comprising slight modifications by expansion of the range of data instances. 

Generative Adversarial Networks (GANs)

Definition: It is the class of Machine Learning models comprising a generator and discriminator. The generator functions to generate synthetic data, and the discriminator distinguishes between the two data to create more realistic synthetic samples. 

  • Data Quality: The data quality is enhanced by a critical discrimination procedure. It acts by mimicking the distribution of real data, enhancing training, and addressing data scarcity. 
  • Data Variety: Variety is improved by the addition of synthetic data through the generation of novel content. 

Transfer Learning

Definition: Transfer learning refers to the technique where the trained model is fine-tuned. The model is trained on a source task and further refined according to the target task while utilizing the previously gained knowledge. 

  • Data Quality: The data quality is enhanced by leveraging the knowledge from a larger dataset during pre-training. 
  • Data Variety: The model adaptation to newer tasks through the generalization capabilities contributes to data variety. 

Noise Injection 

Definition: It refers to the addition of controlled randomness or uncertainty to input data.

  • Data Quality: The data quality enhancement here refers to making the model more resilient to uncertainties and preventing overfitting. 
  • Data Variety: The data variety further refers to creating variations in input data for more diversity and robustness. 

Active Learning 

Definition: The process is a strategic selection of informative instances to label and guide the newly acquired data. 

  • Data Quality: The active learning process selects the instances providing the maximum information, ensuring the model focuses on areas where additional data is most beneficial. 
  • Data Variety: Variety is introduced by guiding the acquisition of new data points in regions of feature space where the model is uncertain, thus enhancing the ability to handle a wide range of inputs. 
Generative AI Techniques 

Benefits of Choosing Generative AI for Enhancement Over Traditional Methods

Before the evolution of AI as a multipurpose tool for increasing efficiency, the enhancement of data quality and variety was limited to traditional methods. Eliminating the restrictions associated with older methods, the introduction of generative AI has introduced multiple benefits as well. The same are enlisted below: 

Increased Model Performance

The ability to create synthetic data complementing the real-world datasets includes a reduction in biases and enhancement of effective functionality constrained due to lack of data. 

Data Augmentation for Limited Datasets

Several sectors face challenges due to a lack of data. Augmenting existing datasets is now possible with Generative AI, where the most beneficial field is the training of deep learning models. The benefit is from the prevention of overfitting and improving the ability to handle diverse scenarios. 

Improved Robustness

Generative AI enhances robustness by providing the ability to handle uncertainty and diverse input scenarios.

Addressing Data Imbalance

It helps to address data imbalance by generating synthetic samples for underrepresented classes. It is mainly helpful in medical diagnostics and fraud detection. 

Privacy-preserving Data Sharing

Generative AI allows the creation of replicas of original data-preserving the statistical properties without allowing direct identification of individual data points. It facilitates data sharing and collaboration with privacy with specific benefits in sensitive domains. 

Enhanced Creativity and Innovation

It generates novel and diverse content comprising innovation. 

Mitigating Bias in Training Data

The newly synthesized data reflects a more balanced and representative distribution to mitigate the bias. 

Adaptability to Evolving Data Landscapes

The continuous generation of new data as per the new patterns and trends is possible with generative AI.

Support for Transfer Learning

It can create diverse datasets for pre-training models in transfer learning scenarios. 

Challenges of Choosing Generative AI for Enhancement Over Traditional Methods

Generative AI offers powerful solutions for enhancing data quality and variety. However, there are a few challenges that must be addressed to gain accuracy as per the demand. Here are these with solutions: 

  • Quality and realism: Getting high-quality and realistic data is challenging. The noisy data affects model training. Implementing advanced generative models, refined training processes, and adversarial training can benefit. 
  • Bias in generated data: Generative AI can learn and replicate biases. Regular auditing and employing fairness-aware techniques can help here. 
  • Mode collapse: It occurs when generative AI can cover entire data diversity, leading to samples lacking variety. Using diverse training datasets, experimenting with varying model architectures, and adjusting hyperparameters helps mitigate mode collapse. 
  • Computational intensity: Training sophisticated generated models such as large neural networks is computationally intensive and requires heavy computing resources. Distributed computing and employing transfer learning techniques can be of aid in the situation. 
  • Overfitting to training data: AI for data enrichment might accompany overfitting to training data, further leading to poor generalization on unseen data. Regularization techniques, tuning hyperparameters, and using dropout prevent the overfitting. 
  • Data dependency: The results of generative models rely on training data. Ensure regular data updates and high-quality datasets from a wide range of sources to compensate for data dependency. 
 Challenges of generative AI 

FAQs About Generative AI Data Quality

Q1. What are the traditional methods of enhancing data quality and variety?

The traditional methods used to include data diversity are data cleaning, outlier detection, and removal, feature engineering, normalization and standardization, imputation of missing data, deduplication, data fusion, and multiple others.

Q2. What are generative AI applications?

Generative AI has been proven to be an efficient tool in image synthesis, drug discovery, generating creative text, style transfer, and much more. Besides, it also contributes to data quality improvement and data diversity. 

Q3. What is the major limitation of generative AI?

Mode collapse causes major challenges. It occurs when generator products are limited and repetitive samples that do not cover the entire data distribution diversity. 

Q4. Is generative AI biased?

Yes, it can be biased. However, it can be handled by taking the right measures, which induces implementing fairness-aware techniques. 

Q5. What is the difference between OpenAI and generative AI?

OpenAI is the organization rather than an AI model or technique. OpenAI has developed AI models, including the GPT model, that belong to generative AI. 

Q6. Does Alexa use generative AI?

Alexa mainly uses automatic speech recognition (ASR) and natural language understanding (NLU) for comprehension of queries and to generate responses accordingly. 

Q7. How accurate is a generative AI model in a complex diagnostic challenge?

The accuracy here varies on multiple factors that include task complexity, quantity and quality of training data, and choice of generative model. Interpretability requirements and domain expertise. 

Excel in Generative AI with Interview Kickstart

Are you interested in learning more about the Generative AI techniques for data quality? Do you excel in the field and aim to contribute more with your knowledge and passion? Getting placed in top-performing companies in the world tends to polish more of your skills and value your contributions more. Stuck with the interview round in those? Or are you afraid to try due to those overwhelming questions? 

Interview Kickstart harbours recruiters from your dream companies available only to instruct you on methods of facing the interview. While also revising the key concepts for technical rounds, we also focus on behavioral and personal skills. So what are you waiting for? It's time to showcase to the world your abilities and innovate with your ideas and solutions.

Posted on 
January 5, 2024

Dipen Dadhaniya

Engineering Manager at Interview Kickstart

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