id label x y cluster weight 1258 Biomed Opt Express -0.4674 0.5253 1 13113 2452 Doc Ophthalmol -0.6311 -0.0433 1 2061 4895 J Eye Movement Res 1.1195 0.1846 2 379 5824 J Vision 0.3724 -0.5677 2 15099 6894 Ophthal Physl Opt -0.1007 0.4134 1 3856 8631 Vision Res 0.2821 -0.035 2 19369 8633 Visual Neurosci -0.5748 -0.4775 1 3563