Municipal trolley stop-ID has hundreds of values; one-hot would explode width. Which official alternative encoding should they choose?
Select an answer to reveal the explanation.
Short Explanation
Think of hundreds of trolley stop-IDs. One-hot explodes the width. Binary encoding is the official alternative. A log of a string is not that encoder.
Full Explanation
Binary encoding is the official alternative when cardinality makes one-hot impractical. One-hot of hundreds of stop-IDs explodes width. A log of a string and Glacier are not that encoding.