{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001131","480:4800000925","480:4800000829","480:4800000755","480:4800000793","480:4800001037","480:4800000969","480:4800000828","480:4800000915","480:4800000836","480:4800000748","480:4800000831","480:4800000953","480:4800001204","480:4800000893","480:4800001144","480:4800000301","480:4800000880","480:4800000719","480:4800000711","480:4800000912","480:4800000971","480:4800000300","480:4800000747","480:4800001027"],"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":[0.6740419140473876,0.6314945397295296,0.606949754737992,0.5750988559343115,0.5581910381964268,0.5224596032547792,0.4781234494993048,0.47088954048075266,0.4674997410722073,0.4142730677977624,0.41048243348299235,0.31843887866506443,0.3079242084223426,0.30368027582450835,0.3032158354804964,0.2888626073578105,0.2836733481681637,0.27281068190898455,0.2381968667247045,0.23782440709308286,0.23241471388299,0.22910623626773108,0.21516665729876144,0.20682539671338118,0.19948346872757822],"twin_dists":[0.11535647356951333,0.12452599686679477,0.12978474779832574,0.13661084003703522,0.14024688962387524,0.14798941239378693,0.15777332296459387,0.15939486183494014,0.16015757001937617,0.17241834241932488,0.17331526676078432,0.19647779927711426,0.19933949345686125,0.20051038186385145,0.20063909329620738,0.20467527877198746,0.20616378427164575,0.2093339207191361,0.2199950972059531,0.22011504692654763,0.22187123866318204,0.22295856030176434,0.22765796648948014,0.23056875903857088,0.23319787222411303],"n_dims_used":43,"mean_confidence":0.9134366235067678},"coverage":{"mean_confidence":0.9134366235067678,"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}}