{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003382","490:4900003264","490:4900003387","490:4900002842","490:4900003525","490:4900003531","490:4900002835","490:4900003804","490:4900003524","490:4900004078","490:4900001499","490:4900001635","490:4900003384","490:4900005836","490:4900003386","490:4900003656","490:4900001103","490:4900004496","490:4900001929","490:4900004495","490:4900003383","490:4900002839","490:4900003663","490:4900002837","490:4900003393"],"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":[0.08313026377619268,0.041413555872450554,0.03615076076026088,0.023276219093273848,0.02124690777096046,0.0200468831164674,0.016910424398359918,0.010806888961426933,0.010475996578145267,0.008595814973525023,0.00854617387723922,0.005488617930995751,0.005321978836122368,0.005150847977808532,0.004972328210121878,0.004897478906358957,0.004611883041898844,0.004535965258854113,0.004526098232743451,0.0043820746440701745,0.0037079388521461584,0.0033775931219278675,0.0032005288451961824,0.0029964943646344174,0.0029905890055215477],"twin_dists":[0.2896723114278703,0.32774449038439296,0.3346660305620477,0.35616515136316673,0.3604593296746457,0.3631696427064173,0.3709877866742281,0.3908152498434919,0.3921550919718359,0.40057300042698074,0.4008168069039117,0.41903712193666864,0.42027633256125174,0.4215860260152751,0.4229949285257294,0.4235993220385997,0.425985112513283,0.42664183692780955,0.42672792238359714,0.4280042450172929,0.4345375648761191,0.4381447026860292,0.4402127968916453,0.4427296203282579,0.44280477109206395],"n_dims_used":45,"mean_confidence":0.9212450663248698},"coverage":{"mean_confidence":0.9212450663248698,"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}}