{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003337","474:4740002792","474:4740001976","474:4740002982","474:4740003058","487:4870005925","474:4740002199","487:4870005479","474:4740003250","474:4740003335","474:4740000952","487:4870005931","474:4740002605","474:4740002079","487:4870005774","474:4740003242","474:4740001970","474:4740002514","474:4740000417","487:4870005046","474:4740001582","474:4740000378","474:4740003061","487:4870004902","474:4740000368"],"twin_admin_codes":[474,474,474,474,474,487,474,487,474,474,474,487,474,474,487,474,474,474,474,487,474,474,474,487,474],"twin_sims":[0.6315335577777029,0.6073887244104108,0.6046550541915868,0.5944333117847439,0.5905676091018142,0.5644563326658131,0.5634843200012465,0.5416184069737237,0.538935911852134,0.536862809260024,0.536001524774419,0.5158743380039622,0.507545650834107,0.4910549957243478,0.4902030490658691,0.48638581103928785,0.47300395638940146,0.46613420705369,0.4645680510827324,0.45980630218078,0.44875110749964303,0.44702047230587033,0.44197074703577377,0.4384138814641668,0.43071983732488184],"twin_dists":[0.12451762765065433,0.12969075250568557,0.13027610604499856,0.13246519595438488,0.13329338919576045,0.13889798682601184,0.1391071285472179,0.14382607893185176,0.14440718687331858,0.14485666010705953,0.1450434963577018,0.14942815502252685,0.15125428572998456,0.1548939512079029,0.1550829276487079,0.1559308727018105,0.15892005294071845,0.16046534925606987,0.1608187302036013,0.1618957203137855,0.1644117520768851,0.16480769355168046,0.16596634077170522,0.16678553058005013,0.16856662115682208],"n_dims_used":45,"mean_confidence":0.921521250406901},"coverage":{"mean_confidence":0.921521250406901,"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}}