Task: Assess the valence intensity of the sentence, providing a rating between 0 (most negative) and 1 (most positive), reflecting the emotional depth conveyed in the message.
Sentence: The acting is stiff , the story lacks all trace of wit , the sets look like they were borrowed from Gilligan 's Island -- and the CGI Scooby might well be the worst special-effects creation of the year .
Intensity score: 