{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001075","490:4900000030","490:4900000163","490:4900000016","490:4900000245","490:4900000052","490:4900001082","496:4960008493","490:4900000810","490:4900000332","490:4900000730","487:4870004123","496:4960008477","490:4900000239","487:4870006881","496:4960005707","490:4900000945","496:4960009569","490:4900000585","490:4900000207","496:4960008768","490:4900001348","487:4870003838","487:4870003841","490:4900002513"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,487,496,490,487,496,490,496,490,490,496,490,487,487,490],"twin_sims":[0.5926362784314105,0.4068853543326825,0.38557263815571674,0.3628187575289615,0.3452786210189161,0.3270835771527139,0.30809413781414,0.29859254688192266,0.28264834758477503,0.2818675542969969,0.28109109071840377,0.27630503232814907,0.26552306426766953,0.2654656005449742,0.26178476209813767,0.26083447363579954,0.259709302456813,0.25229237269924915,0.2522810616510603,0.24241297140373505,0.2396821983862555,0.2382191733907139,0.23544418421165555,0.23280286573268535,0.23217368795110058],"twin_dists":[0.13285016479474787,0.17416975653929012,0.17930448179377384,0.18493797377215954,0.18940345860350094,0.1941647086757639,0.1992928049411391,0.20192666719767824,0.20645973205734156,0.20668560540871186,0.20691060203580994,0.20830587066999967,0.21150438640320518,0.21152164673333393,0.21263215359422674,0.212920440545824,0.2132626354212851,0.21554209179494943,0.21554560028727932,0.2186457351428704,0.21951796060433287,0.21998791727838976,0.22088450177905772,0.22174434307155305,0.22195010559488146],"n_dims_used":45,"mean_confidence":0.9176888359917534},"coverage":{"mean_confidence":0.9176888359917534,"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}}