TABLE 3.
Data Characteristics
| Dataset | #Transactions | #Items | Max.length | Avg.length |
|---|---|---|---|---|
| PUMSB | 49046 | 2088 | 63 | 50.5 |
| POS | 515597 | 1657 | 164 | 6.5 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.