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.
(c) The best value for the α parameter
| Combinations | Parameters | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | K | α | M | K | α | M | K | α | M | K | α | M | K | α | |
| 10 | 28 | 0.5 | 10 | 28 | 0.1 | 10 | 28 | 1 | 10 | 28 | 0.9 | 10 | 28 | 0.4 | |
| Porter stemmer-NLM stopwords | 0.2116 | 0.1957 | 0.2103 | 0.2099 | 0.2105 | ||||||||||
| Porter stemmer-SMART stopwords | 0.2100 | 0.1956 | 0.2035 | 0.2091 | 0.2093 | ||||||||||
| Krovetz stemmer-NLM stopwords | 0.2093 | 0.1904 | 0.2072 | 0.2097 | 0.2089 | ||||||||||
| Krovetz stemmer-SMART stopwords | 0.2033 | 0.1932 | 0.2024 | 0.2031 | 0.2061 | ||||||||||
The bold font refers to the best values for the parameters.
