{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002607","480:4800003687","480:4800002861","480:4800002954","480:4800002618","480:4800002853","480:4800002661","480:4800003195","480:4800003241","480:4800003239","480:4800002998","480:4800002806","480:4800003197","480:4800002698","480:4800002614","480:4800003439","480:4800003392","480:4800003240","480:4800003385","480:4800003560","480:4800003384","480:4800003621","480:4800003759","480:4800002899","480:4800003204"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9405725083465635,0.8930502451727869,0.8529497347539418,0.7594179426491519,0.7006256857276243,0.6087770138776305,0.5900969395161391,0.5851665462158114,0.5730094538591812,0.5610492602080087,0.5411185341165144,0.5283313349910099,0.5218652833243791,0.49492532888797053,0.4889006210945476,0.4801565199184942,0.468465875699674,0.46424480896210407,0.46214859792901297,0.4559877292924096,0.4507482214331127,0.44826479011441855,0.43902877676578667,0.43705093660207883,0.43486323804498045],"twin_dists":[0.04546220677854566,0.06177233500502115,0.07325074463765259,0.09635304168955158,0.10955457761392182,0.12939348040459936,0.13339424350116222,0.1344509943937915,0.13705950234792819,0.13963127030711023,0.14393432528671485,0.14671008205301536,0.1481190829966368,0.15403665860749674,0.1553720185296082,0.1573190357910218,0.15993999791290991,0.1608917166576636,0.16136546245531083,0.16276225788346588,0.16395555711885626,0.16452295537836575,0.16664372723388288,0.16710012416549627,0.16760590085230329],"n_dims_used":43,"mean_confidence":0.9130698802859284},"coverage":{"mean_confidence":0.9130698802859284,"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}}