{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000633","488:4880000192","488:4880000033","488:4880000358","488:4880000155","488:4880000015","488:4880001142","488:4880000019","488:4880000008","488:4880000026","488:4880000107","488:4880000191","488:4880000045","488:4880000230","496:4960004795","496:4960005813","488:4880000131","488:4880000149","488:4880001130","488:4880000147","488:4880000769","470:4700000298","488:4880000096","488:4880000046","488:4880000018"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,496,496,488,488,488,488,488,470,488,488,488],"twin_sims":[0.9293035444279562,0.8929257788278393,0.8859268709658731,0.8595848554894264,0.8533480875996589,0.8260853842275386,0.8085096456476649,0.7971117201483476,0.7570209219542072,0.7461445586299668,0.7460667603919962,0.7429797491371898,0.737921207957648,0.7356731931904534,0.7247925653008236,0.700549268400792,0.6944163571282033,0.6854572579192524,0.6749748592185718,0.6609658640491248,0.6448043599159167,0.6406916834007551,0.6403457168613671,0.6366960717838638,0.6349457517286452],"twin_dists":[0.04973356928758486,0.061810382516379485,0.06392170273881861,0.07144412721221138,0.07314314821817637,0.08028242462322722,0.08468029104144932,0.08746262022276359,0.09690488731129822,0.09939190555821632,0.09940959961622275,0.100110653289331,0.10125517196161456,0.10176215812351325,0.10420269392773526,0.10957137003641564,0.11091669921900794,0.11287417522949696,0.1151540524779003,0.1181862234977645,0.12166797327443393,0.12255183045468854,0.12262614922587708,0.12340985981604333,0.1237855416853812],"n_dims_used":45,"mean_confidence":0.9247165256076388},"coverage":{"mean_confidence":0.9247165256076388,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}