{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001214","474:4740000898","474:4740001311","474:4740001839","474:4740002660","474:4740002239","474:4740000900","486:4860000153","474:4740002040","474:4740002661","474:4740002566","474:4740003111","486:4860000080","474:4740002146","474:4740001002","486:4860000045","474:4740001008","474:4740001515","474:4740001007","474:4740001109","474:4740001217","474:4740001218","474:4740001516","474:4740001926","486:4860000149"],"twin_admin_codes":[474,474,474,474,474,474,474,486,474,474,474,474,486,474,474,486,474,474,474,474,474,474,474,474,486],"twin_sims":[0.8396223424471356,0.716149031010618,0.6854729078813018,0.5683731047107414,0.5556408092926093,0.5380305419040521,0.5354653835722621,0.5254497553626276,0.5145311748801323,0.5120921630130085,0.5112626007499135,0.5056542402458607,0.4989856902361256,0.4980328887115461,0.49791971736618607,0.4954750434858377,0.4904083355812058,0.48705666724855357,0.48478116183046405,0.48127004855306216,0.4765891339152915,0.45447476008511306,0.45390880140440026,0.43845527698463915,0.43842789740450977],"twin_dists":[0.07679154137904572,0.10612692594437462,0.11287076339765749,0.1380556882776993,0.14079655011619752,0.14460344058183672,0.14515983011493389,0.14733752081760768,0.149722149428358,0.1502564934384194,0.1504383816382197,0.15167006677005737,0.15313935382869293,0.153349727797461,0.15337472302498092,0.15391505356604082,0.1550373826208626,0.15578170576382833,0.1562879277926792,0.15707047930872023,0.15811657598544887,0.1631063174459883,0.16323512785708644,0.16677598174696395,0.16678229743988848],"n_dims_used":45,"mean_confidence":0.9206926133897569},"coverage":{"mean_confidence":0.9206926133897569,"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}}