{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002316","481:4810003246","481:4810000411","493:4930006296","472:4720002975","472:4720001228","488:4880000387","493:4930006085","481:4810002765","481:4810000403","481:4810000404","487:4870011810","481:4810000255","470:4700004513","496:4960000705","499:4990002738","499:4990001634","470:4700000044","493:4930003422","481:4810001369","488:4880004803","479:4790003660","493:4930000861","470:4700006415","493:4930003439"],"twin_admin_codes":[481,481,481,493,472,472,488,493,481,481,481,487,481,470,496,499,499,470,493,481,488,479,493,470,493],"twin_sims":[0.45110027229656097,0.3956418686962785,0.3151634975861554,0.28415576665693354,0.26604617417506865,0.22883197220385423,0.22758609545670908,0.21300447365964384,0.2092905806420043,0.20281227237610583,0.19602846407107996,0.19578186296923258,0.19082832661259275,0.19009446406926195,0.1880671427942638,0.18620651656237722,0.1794632957281741,0.17323346960657907,0.1638543840545019,0.15798063486761715,0.15424671377285326,0.14907626460114182,0.14897479251058257,0.1465460926802981,0.14218614220821923],"twin_dists":[0.16387521749106668,0.1768627171581881,0.19736339487924753,0.206024719156181,0.2113473671915665,0.2230491601322518,0.22346162699103006,0.22840503722889363,0.22970032688577632,0.2319977520996157,0.23445819331903267,0.23454873480480995,0.23638448752452057,0.23665926724158545,0.23742223112601168,0.23812754942563016,0.2407261072495644,0.24318907122715935,0.24701957784845577,0.24949986379271863,0.2511117029566973,0.2533915658474526,0.2534368871782563,0.2545285009442944,0.25652221549277326],"n_dims_used":45,"mean_confidence":0.9191775851779513},"coverage":{"mean_confidence":0.9191775851779513,"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}}