{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000262","480:4800000260","480:4800000251","480:4800000114","480:4800000144","480:4800000008","480:4800000223","480:4800000175","480:4800000101","480:4800000012","480:4800000016","480:4800000116","480:4800000089","480:4800000053","480:4800000192","480:4800000218","480:4800000173","480:4800000159","480:4800000191","480:4800000009","480:4800000193","480:4800000248","495:4950000282","480:4800000261","480:4800005093"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480],"twin_sims":[0.5292697687192278,0.25491658060064837,0.24728026816462742,0.23406238636669974,0.20084510831188884,0.19573041422513623,0.17714308116561925,0.11915088758742856,0.09570579892779418,0.09426974519924704,0.07086993122649991,0.0695137149119058,0.048414515264802734,0.04790272743366185,0.04198189664429794,0.02888599178653113,0.02043380591168434,0.019049258648149846,0.016659930541546745,0.015605119530541854,0.013226876664806013,0.012502814964152412,0.01228508488862556,0.011816531327924762,0.010758526689647378],"twin_dists":[0.1465059073834945,0.2147307965987297,0.21710670944504806,0.22133353174555695,0.23270531209426204,0.23456763457358606,0.24163618710842863,0.26789204080629725,0.2813500120573446,0.2822549403090224,0.29881909924009786,0.2999077908547001,0.31960502276537917,0.3201653910309815,0.32704225781355273,0.34578815858388867,0.36228066747785237,0.3655327582767244,0.3716656945341309,0.3746223336087667,0.3819945998446751,0.38447242060492526,0.38524237979330916,0.38694122927715086,0.3910087798259693],"n_dims_used":43,"mean_confidence":0.9072472328363463},"coverage":{"mean_confidence":0.9072472328363463,"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}}