{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003474","490:4900003069","490:4900003872","490:4900001994","490:4900003343","490:4900002615","490:4900001719","490:4900004305","490:4900003067","490:4900002146","490:4900001700","490:4900004283","490:4900002638","490:4900003725","490:4900003070","490:4900003458","490:4900004014","490:4900002476","490:4900002917","490:4900004440","490:4900001893","490:4900004154","490:4900003465","490:4900002302","490:4900002786"],"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":[0.6764087701261903,0.6481957154031753,0.5573227082423483,0.5318391331688748,0.43739767494743303,0.4158155018680558,0.4104924513343377,0.4052479929206528,0.39903109200613285,0.3866953570407246,0.3667096539785603,0.3515221164226864,0.34031426536329734,0.33607906024394013,0.3200618486203923,0.3189029350785443,0.3142265657513802,0.3113415324189311,0.3067103626383838,0.30292316127794383,0.30256337063721017,0.2849313192376926,0.27915936919894757,0.2735175122242903,0.26851752891336916],"twin_dists":[0.11484278804998987,0.12093854771882272,0.14043400297577208,0.14594728553442565,0.16702005365777448,0.17205439763507435,0.17331289162438515,0.17455982128072536,0.17604734096091312,0.1790307523800737,0.1839625124890442,0.1878007225621941,0.19068881280022665,0.1917933422936434,0.1960408838599694,0.19635274432921018,0.19761767934574737,0.1984034009606646,0.19967343297252496,0.2007202616139792,0.20082010605658068,0.20580145113248502,0.2074719991663679,0.20912531975198984,0.2106081369197931],"n_dims_used":45,"mean_confidence":0.917905765109592},"coverage":{"mean_confidence":0.917905765109592,"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}}