{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002999","496:4960002666","478:4780004871","488:4880000836","468:4680003098","468:4680000328","496:4960002005","481:4810002940","478:4780005118","496:4960001168","496:4960003632","477:4770003740","478:4780004767","496:4960004790","496:4960001394","468:4680000948","496:4960002115","488:4880000090","478:4780005106","496:4960002369","467:4670000554","496:4960002662","496:4960011516","472:4720005033","488:4880001017"],"twin_admin_codes":[496,496,478,488,468,468,496,481,478,496,496,477,478,496,496,468,496,488,478,496,467,496,496,472,488],"twin_sims":[0.4743701017580234,0.4192809691906514,0.3762604326487902,0.3618849093167115,0.3483922111913767,0.34702742339981196,0.34594762648200134,0.3420605492534092,0.3347906412490801,0.33461093875073966,0.3237866707874932,0.3203746902448512,0.31751145831692273,0.3144145553698841,0.3099053537320909,0.30988772965466244,0.3019118430214283,0.30184687080428674,0.3018237055404699,0.2996183212177133,0.29512936400614925,0.2949166228764058,0.2943527713595818,0.29329070489818404,0.2911292158950703],"twin_dists":[0.15861364953860632,0.1712388109551,0.18158977576144217,0.18517287859710307,0.18860229686153065,0.18895300500339618,0.18923099512851047,0.19023553781330257,0.19213084843568992,0.19217797814018436,0.19504280543617974,0.19595680774427693,0.19672803047898632,0.1975666242505099,0.19879608570659674,0.19880091100588113,0.20100108554058255,0.20101914580279234,0.20102558557567174,0.20163999184202738,0.2028988257576978,0.20295876339666039,0.20311774644371652,0.2034176955127392,0.20403013850496682],"n_dims_used":45,"mean_confidence":0.932201639811198},"coverage":{"mean_confidence":0.932201639811198,"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}}