While the exact filename "NWOxxxCOLLECTIONv221.mp4" does not appear in a single authoritative source, it matches the naming conventions used for data collections in papers funded by NWO projects, such as:
: Uses SURFsara and NWO-EW data collections. Download File NWOxxxCOLLECTIONv221.mp4
To find the specific paper, you can search for the (e.g., 2020.022 or similar) often found in the metadata of such files. While the exact filename "NWOxxxCOLLECTIONv221
The file is likely a supplementary video file associated with a research project funded by the Netherlands Organisation for Scientific Research (NWO) . you can search for the (e.g.
: Papers like "Improved Model‐Data Agreement With Strongly Eddying Ocean..." (funded by NWO-EW projects 17189 and 2020.022) often include large .mp4 video files as supporting information.