GateWay Classes
GateWay ClassesOct 16
Education

AI & Prompt Engineering Unit-3 Lec-7 | Gateway Classes I AKTU

36 min video5 key momentsWatch original
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TL;DR

Large language models like ChatGPT and Gemini are powerful but not perfect, facing issues like hallucinations, knowledge cut-offs, and biases.

Key Insights

1

AI systems can confidently provide incorrect answers, a phenomenon known as hallucination.

2

Knowledge cut-off means AI lacks information on events or data beyond its training period.

3

Bias in AI outputs can favor certain groups or perspectives, affecting fairness.

4

Verifying AI-generated information with reliable sources can reduce errors.

5

Connecting AI to live data sources helps overcome knowledge cut-offs.

6

Diverse training data reduces AI bias, improving fairness across groups.

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Deep Dive

Introduction to AI Limitations

The video begins with an overview of the limitations of large language models like ChatGPT, Gemini, and Claude. These models are powerful but not flawless, with issues such as hallucinations, knowledge cut-offs, and biases. Understanding these limitations is crucial for effective and aware usage of AI systems.

Understanding Hallucinations

Hallucinations occur when AI models provide confident but incorrect answers. This happens because the models predict likely word sequences based on learned patterns, without verifying against reality. Examples include generating convincing but false information about historical events or programming languages.

Knowledge Cut-Off Explained

Knowledge cut-off refers to AI's reliance on outdated information, as models are trained on data available up to a certain period. Without access to external sources, AI may provide fabricated responses to questions about recent events or products, highlighting the importance of connecting models to live data sources.

Bias in AI Models

Bias occurs when AI models produce responses that favor certain groups or perspectives, often due to biased training data. This can lead to stereotypical responses and unfair recommendations. Ensuring diverse and representative training data is key to reducing bias.

Reducing AI Limitations

To mitigate hallucinations, verifying AI outputs with reliable sources is recommended. Connecting models to live data and using diverse training data can help overcome knowledge cut-offs and reduce bias. Human oversight remains crucial in decision-making processes involving AI outputs.

Takeaways

  • ✓Verify AI-generated information with reliable sources before use.
  • ✓Connect AI models to live data to overcome knowledge cut-offs.
  • ✓Use diverse training data to reduce bias in AI outputs.
  • ✓Maintain human oversight in AI-driven decision-making.

Key moments

1:00Introduction to AI Limitations

“हम लिमिटेशन ऑफ लार्ज लैंग्वेज मॉडल्स को डिस्कस करेंगे।”

5:00Understanding Hallucinations

“हेलोकनेशन एक ऐसा कंडीशन होता है जिसमें हमारा एआई सिस्टम कॉन्फिडेंटली फाल्स आंसर को प्रोवाइड करता है।”

15:00Reducing Hallucinations

“वेरीफाई करना चाहिए। एआई से मिली हर एक इंपॉर्टेंट इंफॉर्मेशनेशन को एक रिलायबल सोर्स के थ्रू।”

25:00Knowledge Cut-Off Explained

“नॉलेज कट ऑफ का मतलब यह होता है कि जो एलएलएम मॉडल है उसको हम ट्रेन किए हैं।”

35:00Bias in AI Models

“बायस अकर व्हेन एलएलएम मॉडल प्रोड्यूसेस रिस्पांससेस दैट सिस्टेटिकली फेवर।”

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