{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001529","480:4800001309","480:4800001252","480:4800002481","480:4800001818","480:4800001532","480:4800002382","480:4800001298","480:4800001650","480:4800001699","480:4800002517","480:4800002429","480:4800001594","480:4800002527","480:4800001702","480:4800001589","480:4800001983","480:4800001314","480:4800002046","480:4800002101","480:4800001760","480:4800001588","480:4800001539","480:4800001368","480:4800001866"],"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":[0.44589498674968564,0.3651022431081248,0.3474722030852748,0.34071578665573315,0.31709217852631666,0.30813802992954686,0.30067992495575535,0.2870266959742719,0.2622152754145729,0.25902416803500394,0.2410747299929018,0.2338391469503574,0.23277726182747052,0.22539944693032454,0.22207892699399184,0.21736024592401978,0.21548723629036995,0.215088879154734,0.2102075531413461,0.20883987978412027,0.19342982233927283,0.18885907066670135,0.18721451838022216,0.18099030532276833,0.17744029641548506],"twin_dists":[0.16506549804063553,0.1843648604659924,0.18883863073439608,0.19058448173278145,0.1968412934316689,0.19928074788303535,0.20134390725096063,0.20520005007709763,0.2125017656926119,0.21347146023780667,0.21907237685027323,0.22140623863936282,0.22175270928079296,0.2241891828175523,0.22530303489443784,0.22690520182741655,0.22754763312836587,0.22768475202912122,0.229379074141053,0.22985857671324572,0.2354163084758858,0.2371235144105625,0.23774482976093178,0.24013169738310058,0.2415191364846243],"n_dims_used":43,"mean_confidence":0.9137849142385084},"coverage":{"mean_confidence":0.9137849142385084,"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}}