{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010098","490:4900009901","490:4900009614","490:4900009400","490:4900010100","490:4900009192","490:4900009611","490:4900010460","490:4900009807","490:4900009508","490:4900008976","490:4900009493","490:4900009895","490:4900009900","490:4900008637","490:4900010378","490:4900008087","490:4900002272","490:4900002424","490:4900009693","490:4900009191","490:4900009698","490:4900008518","490:4900007976","490:4900009800"],"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":[0.5048943989246353,0.4920062646310551,0.4805058837238496,0.43058689300952413,0.4190027942856689,0.39161157555004295,0.3582304511003245,0.3518064191717256,0.34846239217384656,0.3480795697969839,0.33171467673979965,0.32891201492209976,0.32279487267992046,0.31681864563209255,0.30379626218759365,0.3012902636545101,0.2958805256524391,0.2890259432563218,0.27575946717742944,0.26995390807382635,0.26159406385341394,0.258291178102438,0.2539497443610911,0.24449426024343213,0.23924450312428167],"twin_dists":[0.1518372159825058,0.1546830583666825,0.15724103280526358,0.16859750833644288,0.17130417207998827,0.17783652503648015,0.18609512043535612,0.1877280973765173,0.1885842820914313,0.18868257203984534,0.1929394757695143,0.19367983301208108,0.19530793184660228,0.1969152303493431,0.20047825613102147,0.20117395825835108,0.20268739733015548,0.20462868806536622,0.20846585092371483,0.21018042513975232,0.21268995259014561,0.21369525669911488,0.21502908168986215,0.21798522128146716,0.2196583620828162],"n_dims_used":45,"mean_confidence":0.9194039238823785},"coverage":{"mean_confidence":0.9194039238823785,"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}}