{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002953","500:5000005204","500:5000005024","500:5000003456","500:5000003117","500:5000004322","500:5000004326","500:5000003453","500:5000002950","500:5000003452","500:5000005368","500:5000003810","500:5000004325","500:5000002669","500:5000004150","500:5000004857","500:5000002670","500:5000002814","500:5000003809","500:5000004321","500:5000003811","500:5000003630","500:5000002809","500:5000002667","500:5000003789"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8707830044042598,0.7856911682406561,0.774780237752026,0.7611731371214829,0.756535296038631,0.7471708863556917,0.7393934065631007,0.7360664569367308,0.7239604881355478,0.7014353583884567,0.7012206951479895,0.6971895243542157,0.6846923217036232,0.6832979116463284,0.675109840002354,0.6735945488389391,0.6720913422421834,0.6693633056723565,0.6558939193824564,0.653240555422559,0.6501641277503171,0.6459416151859273,0.6418034879997219,0.6407104326442198,0.6362710867089891],"twin_dists":[0.06832002120067684,0.09020275969921146,0.09278091099401864,0.09594805671035744,0.0970165184220696,0.09915835990728813,0.10092261365533665,0.10167353777436638,0.10438846627612591,0.10937660931356943,0.10942380105954082,0.11030893852952427,0.11304090753028086,0.11334469268328982,0.11512475942504756,0.11545351173087268,0.11577944830729464,0.11637048427884059,0.11928053754644218,0.11985238668313677,0.12051490904997104,0.1214234301968556,0.12231296454645005,0.12254780269701139,0.12350108690859815],"n_dims_used":44,"mean_confidence":0.9209062402898615},"coverage":{"mean_confidence":0.9209062402898615,"n_dims_used":44,"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}}