{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003404","466:4660003004","469:4690008490","493:4930004978","469:4690001990","466:4660004971","478:4780004151","466:4660006276","499:4990001040","493:4930000855","480:4800005445","499:4990003745","493:4930003934","466:4660005816","493:4930000555","470:4700005189","488:4880003415","466:4660004760","493:4930002555","487:4870008685","493:4930004982","493:4930003067","496:4960009527","493:4930005565","493:4930005637"],"twin_admin_codes":[470,466,469,493,469,466,478,466,499,493,480,499,493,466,493,470,488,466,493,487,493,493,496,493,493],"twin_sims":[0.07146281278423984,0.052311373178674396,0.0407743521558128,0.04041188745756923,0.037069449369379066,0.03509825579736227,0.034850890587509474,0.030290552238208368,0.02646267500723706,0.0259036830822899,0.025480132301919426,0.022517006463045504,0.020166435541315506,0.018837918533905103,0.01861863187658001,0.01799629991434384,0.016798409544214084,0.01620550688199494,0.015462722359862131,0.015395197393086583,0.015279566405866647,0.015077106819003797,0.01487907802571093,0.014853671450596677,0.014469279326096604],"twin_dists":[0.2983484719584917,0.31549298386548497,0.3285440539239248,0.3290021616073372,0.33339881874603483,0.3361518974139437,0.33650660547458855,0.3434643425487313,0.3500362007118634,0.3510635013562645,0.3518547115270136,0.35773216911680505,0.3628933794555591,0.36604720460845375,0.3665863554233705,0.36814728554462306,0.3712898338667047,0.3729186711532737,0.3750348472298728,0.3752316315848687,0.37557038003695026,0.376168972174515,0.376761353091961,0.3768378560818224,0.37800962011897093],"n_dims_used":43,"mean_confidence":0.9163208894951399},"coverage":{"mean_confidence":0.9163208894951399,"n_dims_used":43,"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}}