Visual and Textual Analysis for Image Trustworthiness Assessment within Online News

Table 1

Best performing feature sets for textual analysis.

Feature set	Relevant words extraction	Number relevant words	Similarity measure	Sentiment analysis	Top frequencies
FS1	TF-IDF	All	Cosine
FS2	TF-IDF	All	Cosine	X	X
FS3	STF-IDF	All	Cosine	X	X
FS4	STF-IDF	Top 100	Cosine	X	X
FS5	Counter	Top 100	Cosine	X
FS6	TF-IDF	Top 100	Jaccard’s	X	X