{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000656","480:4800000725","480:4800000804","480:4800001141","480:4800000799","480:4800000612","480:4800000723","480:4800000657","480:4800000730","480:4800000690","480:4800000549","480:4800000611","480:4800000655","480:4800000546","480:4800001089","480:4800000654","480:4800000643","480:4800000542","480:4800000480","480:4800000890","480:4800000447","480:4800000345","480:4800000970","480:4800000694","480:4800000714"],"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":[0.5221266384866894,0.5017182896642302,0.47056426427625025,0.4259657417707558,0.41854120487585766,0.37015475783316726,0.366807058143863,0.3659756021626737,0.3581738466922485,0.352034229065413,0.3491154752230447,0.3465648426065574,0.33887179703343656,0.335939582126107,0.3238212123270329,0.30868731152256174,0.3001003486951628,0.2883548750026064,0.28568141473904074,0.28315484951137737,0.26658002906904105,0.26108149536234904,0.25845540747140355,0.2560257656984796,0.25419235119939854],"twin_dists":[0.14806205550900392,0.15253663079427468,0.15946796851851558,0.16967358481183875,0.17141266976838185,0.183103139226718,0.18393815992912926,0.1841461414033629,0.18610944290998993,0.18766992538197905,0.18841673341197648,0.18907203886701118,0.19106416885038968,0.1918298452128828,0.19503357998556853,0.1991299449979543,0.20150547699548557,0.2048202073530236,0.205585859379508,0.2063134092335743,0.2111873206989919,0.212845438790192,0.2136450794302145,0.21438947681558534,0.2149541657823235],"n_dims_used":43,"mean_confidence":0.9134150660315226},"coverage":{"mean_confidence":0.9134150660315226,"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}}