{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003901","480:4800005237","480:4800005650","480:4800005571","480:4800005569","480:4800004812","480:4800005568","480:4800006140","480:4800005855","480:4800005486","480:4800005918","480:4800005857","480:4800005485","480:4800005323","492:4920001001","480:4800002597","492:4920001059","480:4800005150","480:4800003065","480:4800004726","480:4800005725","480:4800004467","475:4750001888","480:4800004983","480:4800002548"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,492,480,480,480,480,480,475,480,480],"twin_sims":[0.25686043058644437,0.10483959107059576,0.09179890820171696,0.06804742596468862,0.05440628314091477,0.03365679569411366,0.016809120182110192,0.015457211434684388,0.014030958936126763,0.01332260630070058,0.011880665015487369,0.009764994062968352,0.009557789445909893,0.008783130793195369,0.00789751250422538,0.005898018459921468,0.005138764890176497,0.004076510332098094,0.003834257650169068,0.0036787937505204198,0.003503870220316268,0.0034716688049964946,0.0032353574286187194,0.0026691652385085578,0.0025994421749950705],"twin_dists":[0.21413324955037585,0.2758311407548556,0.2838377058290083,0.30110443389260644,0.3133866606050444,0.33824963322779583,0.3712608764159812,0.37505087904685336,0.37937976312553817,0.38167603795999916,0.3867052056609055,0.39516652770759286,0.396080939332156,0.3996642245687865,0.4041249743649504,0.4161312676826034,0.42167998150898733,0.43084337649208504,0.4332352608266391,0.43484377025915355,0.43672938257147864,0.43708582414960423,0.43979788925645386,0.44711504404545666,0.4481124690231121],"n_dims_used":42,"mean_confidence":0.9061487288702101},"coverage":{"mean_confidence":0.9061487288702101,"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}}