{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002866","489:4890002952","489:4890002865","481:4810005379","481:4810005378","489:4890003268","489:4890002212","489:4890002949","481:4810005386","481:4810005039","481:4810004568","481:4810005459","481:4810004763","481:4810004570","481:4810004764","481:4810004950","481:4810004767","481:4810004189","481:4810005212","481:4810005126","481:4810005041","481:4810005047","481:4810005526","481:4810005125","481:4810004268"],"twin_admin_codes":[489,489,489,481,481,489,489,489,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481],"twin_sims":[0.6510427066604991,0.5790630346645981,0.4767072220988764,0.38801535550927835,0.3724598175330956,0.3649670825153093,0.3433257216368019,0.3339515022506286,0.31455642031566333,0.3130902333267472,0.31079113148650267,0.3040337060611302,0.30313920082360873,0.2991975251285061,0.2903207629701447,0.28942760769955816,0.28706923518441013,0.27902967830856074,0.27626665084934166,0.2742477358479005,0.2730972417250909,0.26532419308914634,0.2636838866726901,0.26351712068613503,0.2609598572177156],"twin_dists":[0.12032575642640056,0.13576002484042626,0.15809014489391054,0.17870940536092395,0.18253036719946147,0.18439873284004854,0.18990791437393623,0.19235104332428485,0.19752810738442503,0.19792666012647278,0.19855377064969204,0.20041251146690875,0.20066034224085583,0.20175752298162614,0.2042599022780825,0.204514182218641,0.205187868091812,0.20750977437139026,0.20831711924559174,0.20891016239619825,0.20924931070084335,0.21156413108670238,0.2120579788997632,0.21210829451761734,0.21288236549523984],"n_dims_used":45,"mean_confidence":0.9196940104166667},"coverage":{"mean_confidence":0.9196940104166667,"n_dims_used":45,"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}}