Before revision:  Furthermore, we talk about the evaluation criteria, which are necessary to quantify the algorithm performance on the dataset and inspect the defects. At the end, we summarize the weakness of datasets and evaluation - which could well result in the weakness of topical algorithms - to promote bridging the gap fundamentally .
After revision:  Furthermore, we talk about the evaluation criteria, and analyses and discussions about current limitations and future directions, looking forward to not only guiding the dataset selection, but also promoting the dataset research .