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Table 3 Number of distinct extracted terms

From: Evaluation of cutoff policies for term extraction

Corpus

Ped

SM

DM

PP

Geo

Unigrams

5949

4323

4199

4361

7679

Bigrams

15,485

14,107

14,804

14,301

30,775

Trigrams

18,172

18,875

19,976

19,976

37,210

4-grams

13,104

14,506

14,024

14,997

30,295

5-grams

9223

12,239

12,349

12,809

23,621

6-grams

6676

8410

8236

8484

17,190

7-grams

4516

6187

6348

6305

12,045

8-grams

3095

4210

4450

4404

8523

9-grams

2161

3061

3232

3216

5905

M-grams

5078

8077

8906

8726

15,383

Total

83,459

85,926

96,524

97,579

176,581