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From text to representations
Understand why words become vectors without equating a vector with human meaning.
How it works
Representations
An embedding table maps token identifiers to vectors. Subsequent layers transform and combine them with context. The representation of “bank” can therefore depend on surrounding words and the learned objective.
Check my understanding
Before answering, form your own explanation.
Nearby vectors must represent the same idea in every task.
Takeaway
Vector proximity depends on the representation and metric. It may help retrieve documents without proving equivalent meaning or human understanding.
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Scientific sources
- Vaswani et al. · 2017Attention Is All You NeedarXiv v7 · 2023Original publication
Teaching synthesis of the cited sources. Published results remain tied to their tasks, protocols and budgets.