{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011785","490:4900011343","490:4900012210","490:4900011720","490:4900011275","490:4900011471","490:4900011535","490:4900011738","490:4900008614","490:4900011405","490:4900011463","490:4900009067","490:4900012077","490:4900011609","490:4900011657","490:4900006614","490:4900008166","490:4900011673","490:4900007950","490:4900007938","490:4900007834","490:4900011803","490:4900010209","490:4900011600","490:4900007943"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22446480677958394,0.18726625157052385,0.1810730485444855,0.15387722818431598,0.12548784924923298,0.11198747992983522,0.10632639720978196,0.09547281111197163,0.0864849098001596,0.08461020657219342,0.07594432639335251,0.0747446780899339,0.07331904014739639,0.07161653173507847,0.06832955865718408,0.0627643709205505,0.05590923116069544,0.055899798099151174,0.0555408871671458,0.05512448283099001,0.05489323668819027,0.05472578697720818,0.05299481364996817,0.04324809221725924,0.03811292344760432],"twin_dists":[0.22450159223433674,0.23772522668351306,0.2400995899862048,0.25127274666488325,0.26460927413069024,0.2717679552930095,0.2749686559240607,0.2814960992485253,0.2873594661021994,0.2886429654771307,0.2948897262128616,0.29579907502129055,0.2968951770551348,0.2982269672939378,0.30087256593595274,0.3055981574138109,0.3119165457457677,0.3119256702381958,0.31227379002512673,0.3126800137839266,0.31290670394064485,0.3130713485012572,0.3147982486379249,0.3255061019107245,0.3319913952413258],"n_dims_used":45,"mean_confidence":0.9167583889431423},"coverage":{"mean_confidence":0.9167583889431423,"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}}