{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001763","490:4900002951","493:4930005009","488:4880003483","488:4880000499","469:4690000993","478:4780004116","488:4880000938","470:4700007098","469:4690004156","490:4900005935","466:4660000097","470:4700001265","490:4900005149","490:4900002940","469:4690000795","490:4900002055","499:4990001221","466:4660000070","469:4690004766","478:4780004131","488:4880006018","481:4810001865","485:4850003396","470:4700007254"],"twin_admin_codes":[490,490,493,488,488,469,478,488,470,469,490,466,470,490,490,469,490,499,466,469,478,488,481,485,470],"twin_sims":[0.6089671938105409,0.4283733856551996,0.2491461053731834,0.24589614828012635,0.24456641278433028,0.2361208381007287,0.21008875951618097,0.19968700776316728,0.19729733354919127,0.19323007925647726,0.19317258144529206,0.1918978990197716,0.19025837653460734,0.18886586967700175,0.1866830046372298,0.18495500591744865,0.17850926918665455,0.17809910861749947,0.17104884992713304,0.16939224219912155,0.1672177799268723,0.16566467057464526,0.16538164592947965,0.1601739983998348,0.15837420890756862],"twin_dists":[0.12935275717048414,0.16911234894609778,0.21652190495388596,0.21754236321215079,0.217962388318381,0.22066524484364575,0.22942063859828415,0.23312409689679753,0.23399356161688864,0.23549032275753037,0.23551163828949132,0.23598532602486932,0.2365978294079315,0.23712095361182012,0.2379464549054653,0.23860475592220015,0.24109929702024213,0.24126017604623892,0.24406772288010375,0.2447393856966485,0.24562821178666003,0.2462681651797947,0.24638525032153208,0.24856596420392896,0.24933159405013278],"n_dims_used":45,"mean_confidence":0.9162807888454861},"coverage":{"mean_confidence":0.9162807888454861,"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}}