{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000466","474:4740000737","474:4740000640","474:4740000832","474:4740000841","474:4740000566","474:4740000730","474:4740000646","487:4870013358","474:4740000582","474:4740000648","474:4740000654","474:4740000735","487:4870013029","474:4740000650","474:4740000731","474:4740000473","487:4870012427","474:4740000645","474:4740005130","466:4660008066","474:4740000649","474:4740000523","474:4740000840","466:4660007911"],"twin_admin_codes":[474,474,474,474,474,474,474,474,487,474,474,474,474,487,474,474,474,487,474,474,466,474,474,474,466],"twin_sims":[0.8738761679728758,0.7964997145374806,0.7407565484372294,0.7195049085713079,0.6545452203421885,0.608195345502073,0.5965811017720619,0.5912064158973108,0.5795876551750019,0.5679399732291278,0.5537770710603082,0.5139479454139739,0.48750657207907255,0.46569469218839876,0.43342347103626955,0.41680022992988824,0.40734612176150864,0.4042781468475548,0.3898093399194057,0.3872216792776964,0.3868740220741841,0.3828149133126948,0.3717036242007391,0.3654616919391026,0.365052695881824],"twin_dists":[0.06743890735604574,0.08761061994553536,0.1006143029965976,0.10538127150007368,0.11957125929140135,0.12951803251549213,0.13200514495822,0.13315651321385116,0.13564746625566074,0.13814879879103079,0.14119848563139326,0.1498498669450791,0.15568170315904994,0.1605644780275111,0.16793931658819616,0.1718223501974502,0.17406011488186102,0.17479119701648252,0.17827349421074262,0.1789025597837245,0.17898722694219496,0.17997845644972094,0.18271807571398932,0.18427481030459714,0.18437727668132442],"n_dims_used":44,"mean_confidence":0.9192889820445668},"coverage":{"mean_confidence":0.9192889820445668,"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}}