{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012332","490:4900013207","490:4900012941","490:4900013097","490:4900012818","490:4900013270","490:4900012683","490:4900012943","490:4900012417","490:4900012547","490:4900012893","490:4900012559","490:4900012489","490:4900013138","490:4900012684","490:4900012694","490:4900013031","490:4900012488","490:4900013096","490:4900012886","490:4900012405","490:4900013140","490:4900012947","490:4900013241","490:4900012630"],"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":[0.5481765764715065,0.5087030356714489,0.4625948039073351,0.44512274134549135,0.4126502218520393,0.35435422558076407,0.35367349358372957,0.33781528778179587,0.30869027719069514,0.3066273254658318,0.3062682083651952,0.30223841585405675,0.28908713422703186,0.2835810463111056,0.26409197481583335,0.24162840190381513,0.24071252268881926,0.23685851570611394,0.21003703021154363,0.2081589813991785,0.194761818906029,0.1909811244732847,0.17736741976096512,0.17726180177398745,0.1716811256516117],"twin_dists":[0.14240757657509517,0.1510000637461673,0.16126455643289406,0.16524253243404982,0.1728018942556792,0.18707861836686246,0.18725191035079264,0.19133963690845612,0.1991291312054375,0.19969630504054212,0.19979526277540346,0.20091034268168137,0.20461123771154605,0.20619040805943242,0.21193493683136047,0.21889567633502466,0.21918811521506357,0.22042668170356663,0.22943874304966475,0.23009809494786237,0.2349240944024591,0.23632736836462037,0.24154782418434007,0.24158941529806052,0.2438126000690426],"n_dims_used":45,"mean_confidence":0.9096505059136285},"coverage":{"mean_confidence":0.9096505059136285,"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}}