{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000577","490:4900001458","490:4900004046","490:4900004595","490:4900003085","490:4900001886","490:4900000433","490:4900004735","490:4900004862","496:4960009068","490:4900004326","490:4900000401","494:4940008731","490:4900001045","490:4900000934","490:4900004464","490:4900000048","490:4900002048","490:4900000520","490:4900000930","490:4900000829","490:4900000689","496:4960008860","490:4900000286","496:4960008147"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,494,490,490,490,490,490,490,490,490,490,496,490,496],"twin_sims":[0.530435570775285,0.5270916317796336,0.523250068517605,0.5101206010354082,0.498648907859138,0.4648276075718368,0.4427941678576668,0.4154161152242167,0.4092680312483242,0.37006888783723113,0.36637519381056777,0.3632028697471416,0.3614425549833239,0.3524210116526975,0.3414246602149008,0.3382001540015393,0.3360685574816295,0.32635668741578056,0.32331140187317475,0.31874084147819093,0.3167252819994501,0.31190930290010044,0.3108603975655426,0.30661886045920833,0.29763282418026343],"twin_dists":[0.14625237212335862,0.14697992427255782,0.1478169986633041,0.1506888973961602,0.15321370081018995,0.1607601364330383,0.1657770630652023,0.17214857891294222,0.1736033786932579,0.1831245107286186,0.18404615745789948,0.18484144127146407,0.18528425805578635,0.1875712040963369,0.19040044902427503,0.19123923547220217,0.19179609069353087,0.1943578851469304,0.19516979726373035,0.19639641402567995,0.19694047512723595,0.19824844500808558,0.19853483876485814,0.19969863687421568,0.2021954062624395],"n_dims_used":45,"mean_confidence":0.9160575866699219},"coverage":{"mean_confidence":0.9160575866699219,"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}}