{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000009504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000310","500:5000006934","500:5000007194","472:4720003093","468:4680000106","500:5000008471","500:5000008841","500:5000007335","500:5000008710","499:4990001915","485:4850000692","473:4730003348","500:5000008596","485:4850002816","470:4700000120","473:4730007112","500:5000008711","472:4720002930","499:4990002260","500:5000009960","472:4720000266","472:4720000384","472:4720001560","479:4790004149","499:4990003031"],"twin_admin_codes":[485,500,500,472,468,500,500,500,500,499,485,473,500,485,470,473,500,472,499,500,472,472,472,479,499],"twin_sims":[0.2841338022155652,0.2680586108983163,0.1948532249426946,0.19171085199952334,0.18912098844773123,0.1890383460239815,0.16276027532914877,0.15531281512410267,0.15098953941368254,0.14904857755691234,0.1480259983930805,0.14726699630649526,0.1395900654467221,0.13939372704378444,0.13927454318953741,0.1372135019175368,0.13184624505756545,0.12988182005506974,0.1285136981678198,0.12751248323614167,0.12594853928250477,0.12470290504858653,0.12407067103556302,0.12216272544946195,0.12195523240464286],"twin_dists":[0.20603104767629604,0.210745087922707,0.23489040289534466,0.2360550193020466,0.23702491154553892,0.2370560131955565,0.24747663567059616,0.2506486108174875,0.2525412474594535,0.2534039296871813,0.25386176086345225,0.2542030946756287,0.25773102021845284,0.2578231202452347,0.2578790752109225,0.2588524075121496,0.26143955882677816,0.2624062717088384,0.2630860779669145,0.26358704791907417,0.2643755811770569,0.2650089553228531,0.26533227105493135,0.26631562825540883,0.2664232740807898],"n_dims_used":45,"mean_confidence":0.9255405849880642},"coverage":{"mean_confidence":0.9255405849880642,"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}}