{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000050","490:4900000179","490:4900000354","490:4900000728","490:4900000600","490:4900000561","490:4900000183","490:4900000114","490:4900000435","490:4900004188","493:4930000337","490:4900000066","490:4900000113","490:4900000216","490:4900000092","490:4900000341","487:4870003704","490:4900001290","487:4870005285","490:4900000072","487:4870004979","496:4960005278","490:4900000201","490:4900000141","487:4870005262"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,493,490,490,490,490,490,487,490,487,490,487,496,490,490,487],"twin_sims":[0.5803419109954785,0.4893629019631233,0.3599391089491272,0.3572527034434451,0.18268695156697018,0.18094705960473007,0.17345810529704953,0.16498823862214662,0.14717254136519814,0.13965244752606215,0.13926743784611811,0.12925858100404886,0.1133410611822271,0.10479755070330071,0.10002418337027905,0.09872479333371247,0.08541511463280892,0.07915976028461331,0.07861192809277572,0.07488734356597557,0.0743381407916365,0.06458978151505965,0.061623014006283165,0.059104144013768636,0.058956470656813566],"twin_dists":[0.13548565369711893,0.15526938283172742,0.18566332726440346,0.18634268106028912,0.23947540042687213,0.24014848243596057,0.24309917334840103,0.24654824053696056,0.2542456632458078,0.2577017777554066,0.25788241218772273,0.26271527863250194,0.2710212489644514,0.2758556660003361,0.2786916029705722,0.2794818798966186,0.2880891444140892,0.29250820837159397,0.2929083952723949,0.2956903185269637,0.2961099076706342,0.304011683574418,0.30660942550648657,0.3088968092614675,0.3090333824982939],"n_dims_used":45,"mean_confidence":0.9178814358181424},"coverage":{"mean_confidence":0.9178814358181424,"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}}