{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000916","477:4770000736","477:4770000854","477:4770000580","477:4770000480","477:4770001101","477:4770000526","477:4770000683","477:4770000424","477:4770000635","477:4770001339","477:4770001220","477:4770000584","477:4770000634","477:4770001100","477:4770001040","477:4770000429","477:4770000419","477:4770000863","477:4770001679","477:4770000981","477:4770000426","477:4770000977","477:4770000479","477:4770000747"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8523319882166421,0.8496661947626342,0.8457160552165419,0.8408596080727423,0.837635907229702,0.8373063051407512,0.817798985456297,0.7986630682715782,0.7954098878656424,0.7940895664902233,0.789240586536464,0.7778169824890082,0.7711098340447926,0.7484587259250872,0.7402791897233337,0.730566229747454,0.7277137599920771,0.7255199951790536,0.7240298447017491,0.7229065670538547,0.7217014852441261,0.7120181428280031,0.7116423641035438,0.7081607353286355,0.7044198403201641],"twin_dists":[0.07341738727275379,0.07413358570523394,0.07518636043319991,0.07646741753116061,0.07731007290741047,0.07739589335082865,0.08237334004312115,0.08708684602135018,0.08787383342981953,0.08819214440392646,0.08935592734630866,0.09206700147907118,0.09364021847288333,0.09886498084407226,0.10072231306720682,0.10291033242529665,0.10354955584957148,0.10404018879608998,0.1043729859788823,0.10462360051032624,0.10489223231915733,0.10704240531983307,0.107125558513957,0.10789501291063035,0.10871987753955284],"n_dims_used":45,"mean_confidence":0.9210969712999132},"coverage":{"mean_confidence":0.9210969712999132,"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}}