{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003868","489:4890004007","489:4890004068","489:4890003675","489:4890004431","489:4890003619","489:4890003927","489:4890003923","489:4890004430","489:4890003674","489:4890004326","489:4890003860","489:4890003807","489:4890003989","489:4890004320","489:4890003945","489:4890004274","489:4890003861","489:4890004322","489:4890004371","489:4890004372","489:4890003867","489:4890003686","489:4890004429","489:4890003743"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9587080249336367,0.9484138092026052,0.9438053400411347,0.9407907502934296,0.9377492145042744,0.9346707544904223,0.9266058372524228,0.9238126584558526,0.9209028198093976,0.9197496626714595,0.9172616430343555,0.9092578319448771,0.9009001396178989,0.8961641159339538,0.8957057591957024,0.8896599065262579,0.8890817560437232,0.8836933161095928,0.8805434887121244,0.8719781012016659,0.8661508269856513,0.8657389808898737,0.863954071793117,0.852328188048712,0.8477246596478619],"twin_dists":[0.03771672653563849,0.0422698519081783,0.044170823569817434,0.04537604701920186,0.04656420682572596,0.04774047159417629,0.05070996094763785,0.051704394917615505,0.05272352804667337,0.053122873123453096,0.05397610017495948,0.05664867927571749,0.0593345522357849,0.06081447378515283,0.06095620389448382,0.06280234342514783,0.06297669562905535,0.06458437805651066,0.06551030871344542,0.06798057165600044,0.0696244081860701,0.0697395338019598,0.0702369270561185,0.07341841160467387,0.07465227775936095],"n_dims_used":45,"mean_confidence":0.9171770731608073},"coverage":{"mean_confidence":0.9171770731608073,"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}}