Journal of the Brazilian Computer Society

Table 2 ROUGE and Nouveau-ROUGE scores in the CSTNews-Update dataset based on the evaluation approach of [62]

From: Update summarization: building from scratch for Portuguese and comparing to English

	ROUGE-1			ROUGE-2			Nouveau-ROUGE
Methods	Precision	Recall	F-measure	Precision	Recall	F-measure	Pyr	Res
Combined method	0.843	0.296	0.426	0.648	0.230	0.329	7.224	1.264
KLSum-Sub	0.825	0.297	0.421	0.640	0.233	0.329	6.744	2.271
DualSum	0.823	0.294	0.418	0.636	0.230	0.325	7.694	2.438
Novelty-Factor	0.837	0.285	0.414	0.645	0.220	0.319	6.942	2.424
Pos-Direct	0.831	0.289	0.418	0.632	0.222	0.319	6.639	2.240
PageRank(A+B)	0.817	0.288	0.413	0.620	0.221	0.317	6.410	2.118
PageRank(B)	0.822	0.284	0.411	0.627	0.218	0.314	6.642	2.260
Pos-Binary	0.797	0.277	0.400	0.603	0.211	0.304	6.370	2.136
Pos-Geometric	0.796	0.277	0.400	0.602	0.211	0.304	6.389	2.145
Pos-Inverse	0.795	0.277	0.400	0.601	0.211	0.304	6.383	2.141
PNR²	0.785	0.271	0.392	0.595	0.207	0.299	6.239	2.087
RSumm	0.714	0.247	0.356	0.444	0.149	0.217	2.049	0.586

The methods are sorted by the F-measure scores of ROUGE-2

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