{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003401","499:4990003461","499:4990003517","499:4990003465","499:4990003464","467:4670000317","499:4990003402","499:4990003463","499:4990003462","499:4990003400","467:4670000202","499:4990003521","467:4670000359","499:4990003669","499:4990003459","467:4670000408","467:4670000314","467:4670000275","467:4670000235","467:4670001146","467:4670000171","499:4990003390","467:4670000313","499:4990003451","499:4990003448"],"twin_admin_codes":[499,499,499,499,499,467,499,499,499,499,467,499,467,499,499,467,467,467,467,467,467,499,467,499,499],"twin_sims":[0.9209871027443931,0.8861053342500784,0.8471669083353027,0.8421914033988407,0.8082353708797986,0.8032370320147021,0.8030439763659666,0.7918939358054613,0.7880865631783507,0.7497978215174493,0.7445243165751302,0.7431410698260518,0.7074372538576224,0.6982185397406939,0.6872042704317943,0.6811219377765162,0.6609499342432618,0.5656247740117472,0.5611706761416229,0.5580639502068451,0.5428480347098613,0.5323439545636438,0.5268420158070769,0.5228403820555841,0.5165112560466524],"twin_dists":[0.05269424138701973,0.06386853021266027,0.07480083759450566,0.07611752368301093,0.0847478474375992,0.08597365886580768,0.08602080588108582,0.08872011611735886,0.08963171672093052,0.09855953648386845,0.09976013779392932,0.10007406747649394,0.10805468999219899,0.11008318615304828,0.11249315370152305,0.11381836281166414,0.11818966312360478,0.13864664063074145,0.1396051286351524,0.1402742727579326,0.14355988395783548,0.145837595712724,0.1470342741400864,0.1479063507017675,0.1492888106399353],"n_dims_used":44,"mean_confidence":0.9355110688643022},"coverage":{"mean_confidence":0.9355110688643022,"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}}