{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000730","488:4880000047","488:4880000000","488:4880000006","496:4960004485","488:4880000721","488:4880000005","488:4880000814","488:4880000205","488:4880000741","488:4880000882","496:4960004956","488:4880000053","488:4880000960","488:4880001071","488:4880000649","470:4700000898","499:4990000524","488:4880000049","488:4880000580","488:4880000161","488:4880000576","488:4880000420","488:4880000569","488:4880000151"],"twin_admin_codes":[488,488,488,488,496,488,488,488,488,488,488,496,488,488,488,488,470,499,488,488,488,488,488,488,488],"twin_sims":[0.8014771044850653,0.771050250710469,0.7129914077426206,0.6770202944358739,0.6614684977820094,0.6322310587748393,0.6176094683833477,0.6090423811890964,0.5968983971036558,0.5853900099352356,0.5825993140806022,0.5813907676172928,0.5798638626936816,0.577487556606476,0.5750377649755124,0.572705363200417,0.5704049085242282,0.5592561818273507,0.5536308736612577,0.5521877588346742,0.5507921967434573,0.5505158544544405,0.5385291380749113,0.5341825128799623,0.5329944673422788],"twin_dists":[0.08640292506606834,0.09365413652122188,0.10682694242084263,0.1147099864234148,0.11807768399478162,0.12436800872380151,0.12750195201379944,0.12933665726719767,0.13193718589788694,0.13440308665455722,0.13500146685130093,0.1352606678728903,0.13558820869304197,0.13609810007590722,0.13662395596999652,0.1371248141450935,0.13761901770876284,0.140017422130619,0.1412300234146493,0.1415414024677998,0.14184264345529554,0.14190230824108344,0.14449535388060505,0.14543828647304158,0.14569628113942115],"n_dims_used":45,"mean_confidence":0.924937269422743},"coverage":{"mean_confidence":0.924937269422743,"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}}