{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001128","487:4870000848","466:4660013813","466:4660013865","487:4870000841","487:4870001114","466:4660013476","466:4660014000","487:4870001408","487:4870000766","487:4870000770","466:4660013120","487:4870001495","487:4870001203","466:4660013851","487:4870001496","466:4660014625","494:4940006622","487:4870001109","487:4870001396","487:4870001867","487:4870001302","487:4870001480","487:4870002655","487:4870002213"],"twin_admin_codes":[487,487,466,466,487,487,466,466,487,487,487,466,487,487,466,487,466,494,487,487,487,487,487,487,487],"twin_sims":[0.6739176771220667,0.6528131598001348,0.5350819393599147,0.5167920149881363,0.49021108781464245,0.4677307703794158,0.4574983086027967,0.4303461949217449,0.42891667034614017,0.42035443379459136,0.3722855892217932,0.3670605922087562,0.35430809323023815,0.33927082965148725,0.32670854731561294,0.3208901461097671,0.3193019360960792,0.3181157724169225,0.31506021881237867,0.3147095047864947,0.31408134650357794,0.3101341812454556,0.30679345617691484,0.3009983844325858,0.30056894537422724],"twin_dists":[0.11538342357212553,0.11994445988840231,0.14524304540033092,0.14922739972514337,0.15508114405847362,0.16010552859197605,0.162419155303585,0.16865344000251875,0.1689858856433464,0.1709867576172365,0.18257359887170113,0.18387478765920157,0.18709035669247107,0.19096024769511458,0.19426434602380074,0.1958183794365649,0.19624530247514893,0.1965649312631624,0.19739140381452186,0.197486555435599,0.19765713054475922,0.1987334492527859,0.19965054895474565,0.20125520702402305,0.20137483117944802],"n_dims_used":43,"mean_confidence":0.9126746599064317},"coverage":{"mean_confidence":0.9126746599064317,"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}}