Table 1. Performance of automatic figure ranking based on similarities between different representation of figures and articles.

System	MER	MWER	MWER-RK	ER-HR	WER-HR
FIGlegend-ATCabstract	0.416	0.366	0.265	0.649	0.283
FIGlegend-ATCtitle	0.442	0.399	0.283	0.660	0.287
FIGlegend-ATCtext	0.436	0.385	0.280	0.671†	0.304†
FIGtext-ATCabstract	0.378 ‡	0.322 ‡	0.223 ‡	0.616§	0.266‡
FIGtext-ATCtitle	0.399	0.362	0.255	0.594	0.246
FIGtext-ATCtext	0.377†	0.321†	0.232	0.627	0.274

Significance level of T test compared to the first row is noted by

^†(),

^‡() and

^§() respectively.