{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000033","480:4800000003","480:4800000215","480:4800000236","480:4800000198","480:4800000157","480:4800000245","480:4800000194","480:4800000097","480:4800000055","495:4950000340","480:4800000021","480:4800000130","495:4950000590","480:4800000244","480:4800000229","480:4800000195","480:4800000161","480:4800000167","480:4800000040","495:4950000809","480:4800000054","480:4800000216","480:4800000001","480:4800000187"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,495,480,480,495,480,480,480,480,480,480,495,480,480,480,480],"twin_sims":[0.40312018155594165,0.38876609360180997,0.16001838579739897,0.10599652767957285,0.10417315165009822,0.10388687307461902,0.10115060827017146,0.0999662110255666,0.09670726942638921,0.0775122026584021,0.07083561433804089,0.07024362326717072,0.05955929136632971,0.05911212030264554,0.05799515113354842,0.056752122155021845,0.05018676364132166,0.04957427630522873,0.048829827245578473,0.04213796527431715,0.03944401915713828,0.03638971487581234,0.035329823765373046,0.034431442448868026,0.03329728243785538],"twin_dists":[0.1750677782173446,0.17852687215954566,0.2486319138120365,0.27515919748229867,0.2762208288204938,0.2763888212437656,0.27801299947509656,0.2787266893219485,0.28072524124024395,0.29371854836929534,0.2988464374790379,0.29931974175789844,0.30847763339578105,0.3088894405239045,0.30992939577624773,0.3111063158686574,0.3177019832581,0.31835324334166576,0.3191539117295486,0.3268508240637881,0.3302426464271375,0.33433381700472836,0.33582176388334495,0.33711299827988944,0.33878473823397626],"n_dims_used":42,"mean_confidence":0.9015679132370722},"coverage":{"mean_confidence":0.9015679132370722,"n_dims_used":42,"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}}