{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002527},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002336","480:4800001994","480:4800001588","480:4800001484","480:4800001309","480:4800001594","480:4800002472","480:4800001866","480:4800001938","480:4800001983","480:4800002423","480:4800001368","480:4800001702","480:4800002429","480:4800002144","480:4800001821","480:4800001252","480:4800002526","480:4800002199","480:4800001589","480:4800002195","480:4800001529","480:4800002481","480:4800002424","480:4800002517"],"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":[0.8495768638212813,0.2954915067066502,0.2785314166282931,0.2723409379109671,0.23782645559006874,0.23715544155778692,0.22539944693032454,0.1734444676341187,0.14685518815934318,0.14545456252237274,0.14245627497777325,0.14052090846019932,0.13978387098478645,0.12317342064516122,0.12031565762817195,0.09704633120047919,0.09657180174720882,0.09105414149645676,0.09000965197870489,0.08421750176128101,0.08397730871729163,0.07679894778483792,0.07026730137830994,0.06900328074414949,0.06339416876024873],"twin_dists":[0.07415750448566004,0.2027968543767092,0.20765500302941392,0.20947273627859866,0.22011438687835236,0.22033079355462193,0.2241891828175523,0.243104628687667,0.25438883476688795,0.2550234644042311,0.25639738054760003,0.25729568294268235,0.25764020306531094,0.26579327021827376,0.2672788240841577,0.2805148689796562,0.28080945479887576,0.2843213858734717,0.28500501985897425,0.28891469424230687,0.28908139244407466,0.294248950054561,0.29930074877959145,0.30032200866714026,0.30504657909517885],"n_dims_used":43,"mean_confidence":0.9139470832292423},"coverage":{"mean_confidence":0.9139470832292423,"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}}