The video explains that AI, unlike humans, does not have long-term memories but uses a token context mechanism to remember information in chunks, discarding earlier data once it reaches its limit. It introduces memory systems and vector databases as tools that enhance AI’s ability to retain and retrieve relevant information, allowing for more personalized and contextually accurate interactions with users.
The video discusses how artificial intelligence (AI) differs from human memory, emphasizing that AI does not possess long-term memories or lived experiences. Instead, AI systems, such as ChatGPT, operate by remembering information in chunks, relying on a mechanism known as token context. This method functions like a sliding window of recent text, meaning that once the system reaches its limit, earlier information is discarded and forgotten.
To enhance AI’s ability to retain information, the video introduces two key concepts: memory systems and vector databases. Memory systems are designed to track essential facts over time, such as a user’s name, preferences, and goals. This allows the AI to recall relevant information across different interactions, creating a more personalized experience for users.
Vector databases play a crucial role in how AI retrieves information. Instead of relying on traditional memorization, these databases store information as embeddings, which represent data in a way that captures its meaning. When a user asks a question later, the AI can access the vector database to find the most relevant information without needing to remember it explicitly.
The video highlights a significant shift in AI’s functionality from merely storing data to surfacing the right data at the right time. This retrieval-based approach allows AI to provide more accurate and contextually relevant responses, even if it does not “remember” in the human sense.
In conclusion, while AI memory is not perfect, the combination of memory systems and vector databases offers a useful approximation of memory. This advancement enhances the AI’s ability to interact with users more effectively, making it a valuable tool for personalized communication and information retrieval.