{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000175","496:4960008151","496:4960008677","496:4960008155","490:4900000232","496:4960008575","496:4960008776","487:4870004549","496:4960008256","496:4960008028","490:4900001885","490:4900000090","490:4900000233","496:4960009179","487:4870002867","466:4660004347","490:4900000291","496:4960009081","496:4960008684","487:4870006733","496:4960008875","490:4900000616","490:4900000432","496:4960004518","496:4960008152"],"twin_admin_codes":[490,496,496,496,490,496,496,487,496,496,490,490,490,496,487,466,490,496,496,487,496,490,490,496,496],"twin_sims":[0.5275280380119336,0.4777571939075866,0.4558997186679376,0.43485771561508313,0.43103653890998755,0.35923368409075396,0.3446324490913885,0.3316774252464977,0.3170797830637941,0.315395894141638,0.31115032921646363,0.300560514858035,0.28362251109136066,0.27956041111124696,0.27838787577016233,0.27349999433986244,0.2622202559151283,0.25734754666970316,0.2565471907609995,0.2554485814043318,0.2512315696454233,0.248814767805362,0.24721774334214366,0.2463693545358846,0.2414349228156581],"twin_dists":[0.1468849173707941,0.15785522826728363,0.16278226070050006,0.16760717887040652,0.16849305693707683,0.18584146704393278,0.18957020396228122,0.19294929367698793,0.19684464319004982,0.19730038855896753,0.19845562048651733,0.20137718057487794,0.20617844720377562,0.2073552547301596,0.20769687031406883,0.2091304856536825,0.21250025805289363,0.21398395677562565,0.2142293467777035,0.21456697148531592,0.21587157180131553,0.21662554973558956,0.21712635538054792,0.21739324388727244,0.2189573939696783],"n_dims_used":45,"mean_confidence":0.9166834513346355},"coverage":{"mean_confidence":0.9166834513346355,"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}}