{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000734","477:4770000580","477:4770000853","477:4770000593","477:4770000645","477:4770000588","477:4770000634","477:4770000584","477:4770000736","477:4770000683","477:4770000643","477:4770000636","477:4770000793","477:4770000808","477:4770000481","477:4770000748","477:4770000479","477:4770000535","477:4770000589","477:4770000696","477:4770001397","477:4770000694","477:4770000426","477:4770000528","477:4770000749"],"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":[0.9074781637241202,0.8260278469238479,0.8180010081156848,0.8041286673718473,0.8018066142980582,0.8003812849621612,0.7972808544052986,0.7830415024969953,0.7735342746161783,0.7727107047117759,0.7666423010939295,0.7623947907112493,0.7555527344332114,0.7543588090173285,0.752552177169146,0.7509448678622196,0.7452970015448764,0.7434297251187018,0.7336000437785627,0.7198968828177414,0.7109074751695559,0.7065042205671173,0.7001190615958988,0.699274073431951,0.6951250063491258],"twin_dists":[0.057229064294335594,0.08029705741955875,0.0823227465940282,0.08575571948348101,0.08632264475883006,0.08666960756486664,0.08742169480309481,0.09083224802652064,0.09307304490740025,0.0932658978469572,0.09468107507801461,0.09566572003312958,0.09724220717846645,0.09751613578943777,0.09793000474930919,0.09829757865601758,0.09958459976104607,0.1000085899642263,0.10222884436171675,0.10529406085444813,0.10728811692951931,0.10826050944360885,0.10966589255673294,0.1098514804860129,0.11076148031602924],"n_dims_used":45,"mean_confidence":0.9207751803927952},"coverage":{"mean_confidence":0.9207751803927952,"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}}