{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000829","480:4800000828","480:4800000969","480:4800000789","480:4800000362","480:4800000790","480:4800001131","480:4800000880","480:4800000912","480:4800000784","480:4800001203","480:4800001027","480:4800000953","480:4800001133","480:4800000747","480:4800000787","480:4800000827","480:4800000879","480:4800001029","480:4800000830","480:4800001074","480:4800000788","480:4800000835","480:4800000870","480:4800000872"],"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":[0.8189734104742964,0.6681550599055505,0.5877670613094729,0.5841269070444018,0.5690090790951744,0.5179081132168257,0.5093366961436121,0.5048694492265116,0.47592462796726753,0.4211959274660233,0.41538767437263446,0.40722369711177075,0.37412771389027005,0.3456733260931997,0.3450105659008229,0.34124961180291874,0.3327927861452272,0.3291269259820132,0.3279571347693305,0.31843887866506443,0.3130070588870767,0.3081842765264289,0.30181547313389995,0.2975976911726046,0.295489157299934],"twin_dists":[0.08207896241491226,0.11663206314964357,0.13389354997231853,0.1346738959232838,0.1379189872750549,0.148983353289745,0.15086094277118922,0.15184270553677143,0.15826534884264243,0.17078936229505176,0.17215528717332657,0.17408924100265089,0.18211701177870282,0.18930168588139992,0.18947261041542965,0.19044587482219616,0.1926555926519783,0.1936229393007766,0.19393286765931536,0.19647779927711426,0.1979493011790604,0.1992680451234123,0.2010278741934696,0.2022052537620178,0.20279751568002427],"n_dims_used":42,"mean_confidence":0.9114343552362352},"coverage":{"mean_confidence":0.9114343552362352,"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}}