Update paper.md

contrib/PP-HumanSeg/paper.md

@@ -36,7 +36,7 @@ The experimental results on our Teleconferencing Video Dataset are shown in pape
 
 
 ## PP-HumanSeg14K: A Large-Scale Teleconferencing Video Dataset
-A large-scale video portrait dataset that contains 291 videos from 23 conference scenes with 14K fine-labeled frames. This dataset contains various teleconferencing scenes, various actions of the participants, interference of passers-by and illumination change. The data can be obtained by sending an email to paddleseg@baidu.com including your institution/company information and the purpose on the dataset.
+A large-scale video portrait dataset that contains 291 videos from 23 conference scenes with 14K frames. This dataset contains various teleconferencing scenes, various actions of the participants, interference of passers-by and illumination change. The data can be obtained by sending an email to paddleseg@baidu.com including your institution/company information and the purpose on the dataset.
 
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