{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007045","490:4900006067","490:4900004750","490:4900004757","490:4900003511","490:4900004752","490:4900004893","490:4900004204","490:4900006068","490:4900005820","490:4900004061","490:4900006072","490:4900004756","490:4900006436","490:4900007540","490:4900006793","490:4900010658","490:4900006069","490:4900004749","490:4900004341","490:4900003509","490:4900003508","490:4900004612","490:4900004885","490:4900006437"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.12424644196162783,0.05022461913179802,0.04937596320568479,0.04901649513152099,0.04320452989379417,0.033134541207182726,0.030645095241232483,0.029854739960685814,0.028437835233412322,0.02236689518094813,0.020480089033405015,0.018318203692635093,0.017768113308259958,0.015638890458396507,0.01388774115759604,0.013130019453494627,0.011908774327486863,0.010116686950822665,0.010031853431863014,0.00965523273343706,0.008630001745501749,0.007912565548353555,0.007148112105836693,0.005863441794563124,0.005695492056044638],"twin_dists":[0.2652422587777847,0.31766194906531087,0.31856554762467865,0.31895219570004535,0.3255583194765244,0.33902858661214097,0.3428923897688033,0.34417531404800256,0.3465500495194562,0.35804741739743473,0.362175314289314,0.36733409309106707,0.3687314788563668,0.3745249878921237,0.3798356406924434,0.38231899603812247,0.3866021144185015,0.39365336503899745,0.39401401947586295,0.39564873339439305,0.4004058276756046,0.40404548753768443,0.40826503156471183,0.4163695249412255,0.41754517527832674],"n_dims_used":45,"mean_confidence":0.9004845513237847},"coverage":{"mean_confidence":0.9004845513237847,"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}}