{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002216","500:5000002352","500:5000002602","500:5000002465","500:5000003201","500:5000002470","500:5000002099","500:5000002596","500:5000002474","473:4730001386","500:5000002337","473:4730001992","500:5000001612","500:5000002884","500:5000001544","500:5000002462","500:5000002089","500:5000002749","500:5000002605","500:5000002461","500:5000002885","500:5000001863","500:5000002741","500:5000002752","500:5000002335"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,473,500,473,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8778925784537587,0.8542561991479987,0.8467253778246855,0.8141592522068316,0.787227374526851,0.7854465348170315,0.7562967548732742,0.7529308709580796,0.7515368399570667,0.7466461265632504,0.7446171864029304,0.7404808899016786,0.7395571336230846,0.7390926066685112,0.7286316744410469,0.7277491998673483,0.7223558720198631,0.7213116348991918,0.7173731615664681,0.7137836243738311,0.7131753559606437,0.7126722489496488,0.7085314285362435,0.7007772878656865,0.6948916703528945],"twin_dists":[0.066282075599167,0.07289745902358459,0.07491830173380443,0.08328171307200648,0.08983675784393237,0.09026097260718693,0.097071331218386,0.09784331524903733,0.09816226988710436,0.0992777999741366,0.09973904640245791,0.10067668080763348,0.10088560224321372,0.10099059713880101,0.10334401480765108,0.10354162285584431,0.10474638901696813,0.10497908480419539,0.1058551368709584,0.10665145651336469,0.1067862039256421,0.10689761370817003,0.10781317016144493,0.10952126141141526,0.11081259556398827],"n_dims_used":45,"mean_confidence":0.9205020480685764},"coverage":{"mean_confidence":0.9205020480685764,"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}}