{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780002173","478:4780002070","478:4780001768","474:4740000457","487:4870011591","478:4780001870","474:4740000590","474:4740000319","478:4780003992","478:4780004646","478:4780003060","474:4740004220","478:4780001753","478:4780005322","478:4780005189","478:4780003534","478:4780002289","474:4740000345","474:4740003192","478:4780002489","478:4780005291","474:4740000609","478:4780004994","466:4660002481","478:4780004587"],"twin_admin_codes":[478,478,478,474,487,478,474,474,478,478,478,474,478,478,478,478,478,474,474,478,478,474,478,466,478],"twin_sims":[0.5742738191975886,0.5405158814308447,0.5317594713911283,0.523774441705728,0.5214361528635176,0.48414404669035,0.4718085962506569,0.46928476014393994,0.4655276387086799,0.46200477950396057,0.4578813422458792,0.456215865633633,0.45502720399507623,0.45197968129515875,0.44965821159718705,0.4493967039389223,0.44753111287136904,0.4471041520213112,0.4419449292527901,0.43896866390837486,0.4372882137287463,0.4341365852233581,0.430622675271263,0.43024450852475327,0.4296838358710096],"twin_dists":[0.13678798284991844,0.144064853104925,0.14596459677318002,0.14770265687581605,0.14821273325137413,0.15642979529454767,0.15918839319680222,0.1597557060128567,0.1606021639718058,0.16139799318492948,0.1623322207603998,0.16271041419932827,0.1629806395625509,0.16367463403165314,0.16420445091393934,0.16426419734452363,0.16469080709035938,0.1647885356654665,0.16597227764815925,0.16665758664510552,0.16704532826244298,0.1677741209466978,0.16858919460127728,0.1686770729705786,0.16880741996846965],"n_dims_used":43,"mean_confidence":0.9186308217603106},"coverage":{"mean_confidence":0.9186308217603106,"n_dims_used":43,"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}}