{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002747","489:4890003170","489:4890002579","489:4890001832","489:4890003334","489:4890002583","489:4890002550","489:4890003551","489:4890003403","489:4890003400","489:4890003490","489:4890003071","489:4890002906","489:4890003526","489:4890003072","489:4890002635","489:4890003171","489:4890003435","489:4890003492","489:4890002574","489:4890003489","489:4890003330","489:4890003499","470:4700008118","489:4890003565"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489],"twin_sims":[0.8825269673756044,0.8272500926705781,0.8196860913166374,0.8004213023442788,0.7923962647035434,0.7884662031417022,0.7871305158470775,0.7867761281629716,0.7865381705550554,0.7851215158001018,0.7787461951821534,0.7772584679354718,0.7673136264614361,0.7648126066079938,0.7586472682270897,0.7516169516047967,0.7504951914353308,0.73947747036833,0.7351340416573321,0.7264417806681883,0.7261194475832544,0.7205133704478051,0.7190299101787552,0.7171360794610604,0.7149332065445559],"twin_dists":[0.06492839410393499,0.07998586200979488,0.0819000148051811,0.086659876818891,0.08859947248341112,0.08954103930615821,0.08985985735924805,0.0899443477849583,0.09000105665997257,0.09033828404410826,0.09184800408263044,0.09219850781556183,0.0945250146559124,0.09510580813351692,0.09653062117523989,0.09814395240119547,0.09840030932643147,0.10090361123697247,0.10188360529666392,0.10383413454579536,0.10390620500520578,0.10515684791525323,0.10548692122855619,0.10590779351471358,0.10639664210972642],"n_dims_used":44,"mean_confidence":0.9160504774613814},"coverage":{"mean_confidence":0.9160504774613814,"n_dims_used":44,"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}}