{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004305","490:4900001700","490:4900004150","490:4900001720","490:4900002476","496:4960007776","490:4900003757","490:4900003072","490:4900002022","490:4900001702","490:4900003342","490:4900002469","490:4900004014","490:4900002458","490:4900003737","490:4900003725","490:4900001296","490:4900002171","490:4900003465","490:4900004559","490:4900003878","490:4900003753","490:4900002786","490:4900004161","490:4900003475"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8631750562676894,0.7578604704073797,0.6657542603147278,0.6585677696014359,0.6018263797990417,0.5894781112412066,0.557182312176649,0.5569251188661154,0.5555778894477916,0.5538990540495546,0.5479144945209274,0.5443283193734948,0.5254726176298887,0.5034365101940842,0.5020929616074514,0.49012334537440866,0.48642249704355595,0.48563778960573506,0.4747808663165629,0.4740276855698061,0.45454527844746995,0.4472136010781138,0.4471442695331482,0.4416839322562785,0.44108509340507707],"twin_dists":[0.0704532314286197,0.0967117651310696,0.11715148928802147,0.11870383883782958,0.1308818200064138,0.13352685140082574,0.14046426037115314,0.14051969214438584,0.1408101161487483,0.14117217237507712,0.14246420685782477,0.14323957073109064,0.14733253977414965,0.1521581105596203,0.1524540611845131,0.15510061230716934,0.15592271383052048,0.1560972719014751,0.15852157895566293,0.15869042029441308,0.16309027180651264,0.16476348011869069,0.16477935152318454,0.16603230224317583,0.16617007644210852],"n_dims_used":45,"mean_confidence":0.9167277018229166},"coverage":{"mean_confidence":0.9167277018229166,"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}}