Alan Buxton
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3 answers
5 votes
Why neural networks tend to be trained to recognize multiple things instead of just one?
1 votes

Your question seems to be talking about two slightly different topics: Pros and cons of 'one vs rest' approach in multi-class classification Use of Neural Networks in single-output vs multi-class ...

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1 answers
0 votes
Do we have to use the IOB format on labels in the NER dataset? If so, why?
0 votes

There's nothing stopping you from training a model with whatever tags you want. Using what you describe as "usual" format means you would have approx half as many tags as using the IOB ...

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