{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006005","490:4900006491","490:4900005482","490:4900006983","490:4900006737","490:4900006008","490:4900006855","490:4900007825","490:4900004667","490:4900007833","490:4900009268","490:4900009890","490:4900006497","490:4900006372","490:4900007233","490:4900006973","490:4900006857","490:4900006728","490:4900006854","490:4900011203","490:4900009990","490:4900006739","490:4900005614","490:4900005085","490:4900007104"],"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":[0.497505552601251,0.41222940662308133,0.3508024664286561,0.3504471414294287,0.3344086210034548,0.32167113707821265,0.29663477840194014,0.2656948259097368,0.2653701092806142,0.2509522954141404,0.2424833315394605,0.23328441390904978,0.22727035437117207,0.22691828779682274,0.22067697345738924,0.22067653481406302,0.21395876878718115,0.19668996858945814,0.19577626347961558,0.19455659673981154,0.19108871285023432,0.1899238974218181,0.1873584638842742,0.18580864533527522,0.1847335954819072],"twin_dists":[0.15346620992268517,0.17290145886620964,0.18798469440952117,0.1880756026743236,0.19223105549575972,0.19560887737989416,0.20247541694892562,0.2114528083705878,0.21155033451302718,0.21595846044055933,0.21862334603893946,0.22158710714337557,0.22356639525454294,0.2236833307102043,0.2257766495470257,0.22577679804600348,0.22807468355836988,0.2342157060986511,0.2345507916182002,0.23499977761116056,0.23628716862670476,0.23672323852161273,0.23769029441181888,0.23827901432677015,0.23868941696807616],"n_dims_used":45,"mean_confidence":0.9280470954047308},"coverage":{"mean_confidence":0.9280470954047308,"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}}