<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: the authors confirm that, for approved reasons, some access restrictions apply to the data underlying the findings. due to twitter's policy, the longitudes of the data were modified so the locations are shown in an area close to beijing, china, instead of new york city where the data were actually collected. the authors conducted additional analyses and confirmed that the results calculated by the haversine formula based on the modified data had no difference from the ones based on the original data. the displacement data from each day and the locations of active users during perturbed and steady states are available from dryad using the doi doi:10.5061/dryad.jv577.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>