{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001329","480:4800001328","480:4800001599","480:4800001601","480:4800001327","480:4800001495","480:4800001945","480:4800001602","480:4800001545","480:4800001544","480:4800001496","480:4800001768","480:4800001710","480:4800001497","480:4800001603","480:4800001824","480:4800001767","480:4800001826","480:4800001657","480:4800001551","480:4800001490","480:4800001653","480:4800001825","480:4800001491","480:4800001709"],"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":[0.8395197441006518,0.7150965119393461,0.7126792138943764,0.5919226149077601,0.5702617836600207,0.5692085837740863,0.5149357435862929,0.506817609866688,0.4860364658616282,0.4807320328205819,0.47286587178568973,0.46053236041647766,0.43467270673428915,0.421832974289793,0.4131998700168459,0.38448221905579605,0.37768646483644264,0.33307922793436895,0.31674640796596976,0.3070269363003257,0.29102609998943163,0.28787797973276635,0.28540295490367945,0.2793815369937737,0.26588308168081565],"twin_dists":[0.07681837883440541,0.10636042788822078,0.10689607162243955,0.13300306308910084,0.13764977209326587,0.13787610785384205,0.14963357669904256,0.15141427938037258,0.1560085756068402,0.15719054976589475,0.1589510392989926,0.16173125025218543,0.167649997957237,0.17064003618765936,0.1726719143610022,0.17957069913081067,0.18123805647994226,0.1925802524750907,0.1969347624671713,0.1995862674962012,0.20405942308463337,0.20495647273608905,0.20566585427687445,0.2074073129057393,0.21139630118768446],"n_dims_used":42,"mean_confidence":0.9175602140880766},"coverage":{"mean_confidence":0.9175602140880766,"n_dims_used":42,"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}}