{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002766","490:4900003194","490:4900000912","490:4900003224","490:4900001180","496:4960007895","490:4900002304","490:4900001293","494:4940007392","490:4900003350","490:4900002932","487:4870000932","494:4940007386","490:4900002486","490:4900001726","490:4900004432","494:4940007809","490:4900003588","490:4900003080","494:4940007802","490:4900001435","494:4940007511","490:4900001041","490:4900001706","494:4940007503"],"twin_admin_codes":[490,490,490,490,490,496,490,490,494,490,490,487,494,490,490,490,494,490,490,494,490,494,490,490,494],"twin_sims":[0.7385726029390725,0.6778087130759942,0.6050122528073065,0.5517932538164161,0.5360872979700115,0.5061348217657632,0.4631765029632739,0.46197013914415536,0.4575576998913362,0.4510725015838257,0.4510040410043524,0.45093210508883236,0.44210679115073354,0.4408883549273491,0.43576676225357336,0.4311559571810441,0.42591016894239203,0.4245720534427683,0.42385590380663424,0.4213351613973332,0.3970522297758358,0.39270222194502474,0.39259859173372036,0.389403840676552,0.3791133802539454],"twin_dists":[0.10110808003403511,0.11453871960240943,0.13019961963743035,0.1416265465630061,0.1450248871401877,0.15156438349507162,0.16113306103311503,0.1614058291271886,0.16240567394886246,0.1638815540476896,0.16389717559677786,0.16391359110957568,0.16593505924031837,0.16621535572137125,0.16739689156823487,0.1684653238660328,0.16968655460403417,0.1699990612417836,0.17016648083134772,0.1707567172303542,0.17652302634116818,0.17757254348824275,0.17759761159626328,0.17837194173740073,0.18088676541835463],"n_dims_used":45,"mean_confidence":0.9162455240885417},"coverage":{"mean_confidence":0.9162455240885417,"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}}