{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011768","490:4900011893","490:4900011080","490:4900011969","490:4900010312","490:4900011827","490:4900010923","490:4900012098","490:4900011892","490:4900011227","490:4900011964","490:4900011707","490:4900011388","490:4900012033","490:4900010912","490:4900009529","490:4900011894","490:4900011625","490:4900012042","490:4900011760","490:4900011150","490:4900011779","490:4900011825","490:4900010762","490:4900011582"],"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":[0.24496839356837538,0.21542970524035684,0.19312512397555878,0.1852575745578553,0.1637933816140763,0.15132100700194095,0.13854737822486196,0.13261489564310755,0.13194420947428614,0.12066511595829252,0.11868520192836085,0.10977546012780597,0.0993637067546559,0.09766014561247886,0.09745640207498454,0.09612793126762353,0.08869923802910187,0.072231498652391,0.07154279895721946,0.07146948935089723,0.06698574520993907,0.06691519871379027,0.06401129687074511,0.05918050465530908,0.057194310673283594],"twin_dists":[0.21783525932257614,0.22756742538039815,0.23552923500218453,0.23848917753578436,0.2470450030243796,0.2523947401465214,0.2582212444647979,0.2610642519347093,0.26139163455817205,0.26709572961657646,0.2681384936407432,0.2730033561505487,0.2790922869455066,0.2801354896184929,0.28026120893537376,0.28108603943474864,0.28587165345341925,0.2977429801760406,0.2982852217748031,0.298343190175969,0.301984041711293,0.302042891272607,0.30451043192371546,0.3088262985526748,0.31068522892154327],"n_dims_used":45,"mean_confidence":0.8918077256944444},"coverage":{"mean_confidence":0.8918077256944444,"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}}