{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009077","490:4900009600","490:4900007858","490:4900008973","490:4900008746","490:4900008970","490:4900007954","490:4900008188","490:4900008528","490:4900008526","490:4900009895","490:4900008854","490:4900010293","490:4900007973","490:4900008860","490:4900010200","490:4900008972","490:4900008414","490:4900008737","490:4900009387","490:4900007975","490:4900008412","490:4900008969","490:4900008187","490:4900007859"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7143471304357059,0.5236273468488247,0.4838775779882553,0.4773410078622289,0.4582969588028403,0.426867442593353,0.41308015640879236,0.3971551277678782,0.3942398477785759,0.380779575612345,0.3772506231907401,0.3710027550618704,0.36544623534209564,0.3641259245662178,0.35678815467028785,0.35440517770034496,0.3527282040341584,0.3481469966074482,0.3447795721623044,0.3334975126314729,0.32113325495239053,0.30782972661830393,0.3026079785662934,0.3022689896622498,0.29157585134199643],"twin_dists":[0.10652657565427857,0.14773472890302128,0.1564891475172546,0.15794832408845522,0.1622379206964605,0.16946324025869147,0.17270021763401588,0.17649826467973959,0.17720095267182367,0.18047737579869214,0.18134548450950594,0.18289221997973054,0.18427868161830213,0.18460967638182446,0.18646042443457916,0.18706565457636945,0.18749283737171085,0.18866525602873446,0.18953222412903128,0.19247029827775416,0.19575313454526252,0.1993654589776711,0.20080772329277544,0.20090185024174678,0.20390336666772496],"n_dims_used":45,"mean_confidence":0.9063451978895399},"coverage":{"mean_confidence":0.9063451978895399,"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}}