{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004680","490:4900004817","490:4900004971","490:4900004128","490:4900004672","490:4900003035","490:4900004959","490:4900004963","490:4900007621","490:4900007616","490:4900004830","490:4900004818","490:4900004689","490:4900005234","490:4900004671","490:4900003720","490:4900003585","490:4900003584","490:4900003310","490:4900001832","490:4900003036","490:4900004135","490:4900003700","490:4900005099","490:4900004282"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8417179460613685,0.6551915114313347,0.6084417802929677,0.5640564883224547,0.5516762427115758,0.5405745584417481,0.5152052060661506,0.5105162896716895,0.4802625778662255,0.44908473698219714,0.44873051784644435,0.44591625878909724,0.434840116339001,0.4240116322590178,0.4239964150231475,0.42394582749257365,0.42040591588886894,0.4168266271113445,0.40402315403871214,0.4038684114683647,0.4002693499279284,0.377250039960412,0.3765101478518546,0.37148749360302635,0.3680975780960981],"twin_dists":[0.07624203250934534,0.11943196024990203,0.1294652637552798,0.1389840132251339,0.14165180235839406,0.14405214312803624,0.14957459247131275,0.15060208057208188,0.15729535416413248,0.16433548922032176,0.16441645927068904,0.16506062316008055,0.1676112517935202,0.17013006501011982,0.17013362318981687,0.17014545223385222,0.170974676293054,0.17181613304165896,0.1748520717651783,0.17488902204718407,0.17575023165520692,0.1813456283069753,0.1815281386369003,0.18277176011798196,0.18361581507446917],"n_dims_used":45,"mean_confidence":0.9236109415690105},"coverage":{"mean_confidence":0.9236109415690105,"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}}