{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000104","480:4800000077","480:4800000044","480:4800000221","480:4800000103","480:4800000188","480:4800000014","480:4800000085","480:4800000189","480:4800000185","480:4800000108","480:4800000196","480:4800000140","480:4800000106","480:4800000243","480:4800000000","480:4800000244","480:4800000245","480:4800000001","480:4800000215","480:4800000081","480:4800000226","480:4800000157","480:4800000003","480:4800000132"],"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":[0.346452268357116,0.18498143693174912,0.1611578684850606,0.1534109148361396,0.13900967624433685,0.12368687125018087,0.11827905371429684,0.11788905724900052,0.11554459337050578,0.11546821502026161,0.11253092326487463,0.1059112554366415,0.08316004895617757,0.08303715754846368,0.07471388063299586,0.07429919073785814,0.07320115231371382,0.07099097877035981,0.06916461577932037,0.06693089556895153,0.06498203251034819,0.06337883942414954,0.054884302328949884,0.054641861555038855,0.05164471887532375],"twin_dists":[0.1891010197893884,0.23859465422143575,0.24815006812898113,0.25147639868400673,0.2580035542115758,0.265529152463117,0.26835404269988505,0.26856155386729896,0.26982022426436003,0.26986155795217803,0.27146733182473215,0.27520852798341444,0.2896514511723304,0.2897375575480574,0.2958225744713289,0.29613976033026707,0.2969865840216171,0.29872275345944277,0.3001908167326809,0.3020297926558272,0.30367557282940616,0.30505995116275886,0.3129154781229243,0.3131540249413436,0.3161779569093208],"n_dims_used":42,"mean_confidence":0.9033194042387462},"coverage":{"mean_confidence":0.9033194042387462,"n_dims_used":42,"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}}