Embedding Dimension Calculator
Determine optimal embedding dimensions using vocabulary size, corpus size, and class count heuristics.
How to Use the Embedding Dimension Calculator
- Enter vocabulary size and corpus document count.
- Specify the number of downstream classes.
- Set float precision (fp16 or fp32).
- Click Calculate for recommended dimension.
使用场景
- •NLP model architecture design
- •Embedding layer memory planning
- •Vector database dimensioning
公式
Dim = max(Vocab^0.25, log₂(Corpus), 2×Classes), rounded to 64
常见问题
How accurate is this calculator?
Results are based on standard industry formulas and are suitable for preliminary estimates.
What units are used?
Standard IT units (requests/sec, ms, %, USD) are used unless otherwise noted.
Is it free?
Yes, all calculators are completely free.