{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005961","493:4930001007","480:4800006013","493:4930001378","493:4930001122","493:4930003368","493:4930000690","493:4930001384","493:4930002167","493:4930000908","493:4930001016","493:4930001527","493:4930001513","493:4930001010","493:4930004369","493:4930004374","494:4940000326","493:4930001679","493:4930001022","494:4940002657","493:4930000591","493:4930000794","494:4940003210","493:4930003543","493:4930000902"],"twin_admin_codes":[480,493,480,493,493,493,493,493,493,493,493,493,493,493,493,493,494,493,493,494,493,493,494,493,493],"twin_sims":[0.6559404389374833,0.6328109588497413,0.5925534973950879,0.5398620610412861,0.5331024237548966,0.5047045334676211,0.4811657075298891,0.4480904555108462,0.4313411601849887,0.41805417830623426,0.41724713602289,0.4026278229511563,0.39367837956772606,0.3863965563571086,0.34388740754510105,0.31398736792194387,0.30006492441735283,0.28586520625107914,0.28178337022521166,0.2664062830641973,0.26218681308993286,0.24620228304892372,0.23966155437382639,0.23664936005482956,0.22118721775064137],"twin_dists":[0.11927050796267288,0.12424360467461962,0.13286789972833626,0.14420649411333705,0.14567283259225058,0.15187899293870327,0.1570937620587531,0.16456283049798354,0.16842231945712124,0.17152720179431064,0.17171711605915643,0.17518548672104783,0.17733656200680628,0.1791035659328549,0.1897626687986079,0.19768266689797773,0.20151535821000646,0.20553308611051554,0.2067099813589636,0.21123938680544635,0.21251038182366788,0.2174458713016519,0.2195245789298279,0.22049427278102524,0.22560404419996205],"n_dims_used":43,"mean_confidence":0.9229428490927053},"coverage":{"mean_confidence":0.9229428490927053,"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}}