{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001659","493:4930001111","493:4930001000","493:4930001510","493:4930001246","493:4930003530","493:4930000786","493:4930000785","493:4930001236","493:4930001233","493:4930001364","493:4930003007","493:4930001988","493:4930001232","493:4930003359","493:4930000681","493:4930001999","493:4930001832","493:4930001504","493:4930002833","493:4930002335","493:4930002499","493:4930003009","493:4930001990","493:4930001666"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.5397679052587169,0.4277269575351265,0.3940630899877057,0.3381566474937671,0.32138109063008863,0.3102474249831428,0.2852558098049507,0.26498635144942395,0.2635239301471622,0.2600660895091897,0.24665927183605307,0.23518523847097922,0.2273470141373405,0.22256852177432274,0.2130686744146178,0.20569972102748216,0.2034523143889613,0.19272687740298883,0.19099363114622236,0.18733682363032417,0.18727719139384394,0.17753151276153162,0.17611268405146008,0.1743295498367056,0.1635238465052335],"twin_dists":[0.14422689430368504,0.16926290725833396,0.17724363467189436,0.1912505820832713,0.19568664953509374,0.1987024610873829,0.2057081445182236,0.21166568914667072,0.21210623961883457,0.21315402613565967,0.21730197455649705,0.22096851731413397,0.22354094938185043,0.22513810826582056,0.22838278112482077,0.23096766054239465,0.2317685553978122,0.23567701922814496,0.2363226945111281,0.23769849118416658,0.237721081781065,0.241483241214022,0.24204306756481722,0.24275121149778311,0.24715742452701472],"n_dims_used":45,"mean_confidence":0.9272101508246527},"coverage":{"mean_confidence":0.9272101508246527,"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}}