{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010815","490:4900010729","490:4900010473","490:4900010720","490:4900007967","466:4660003667","490:4900010637","466:4660004214","466:4660004074","490:4900011281","490:4900008736","466:4660003840","490:4900008623","466:4660003549","490:4900010300","490:4900011057","490:4900010633","466:4660004725","490:4900010474","466:4660003488","490:4900008747","490:4900010388","490:4900008180","490:4900011282","490:4900008294"],"twin_admin_codes":[490,490,490,490,490,466,490,466,466,490,490,466,490,466,490,490,490,466,490,466,490,490,490,490,490],"twin_sims":[0.7786957601474571,0.6879167076413061,0.6431524056477893,0.44119136381202545,0.41763430878514995,0.4150969554656576,0.4081892501604981,0.3911944816027976,0.39027434367070246,0.37511191902715085,0.3697616193816033,0.3672511112218382,0.36609144774583147,0.35977034025285237,0.35054742608798584,0.3388762876087319,0.33820078890188504,0.3298608964854838,0.32124402302234045,0.3187231724840015,0.3185465364033561,0.31435421705556005,0.3127616054148128,0.3117377167755795,0.30907349695234226],"twin_dists":[0.09185989732588942,0.11233767978519694,0.12202308504139316,0.1661456216214863,0.1716259864777389,0.1722238695483956,0.1738596309013057,0.17793756963730506,0.1781606592490202,0.18187352088117026,0.18320100453660448,0.1838271807911006,0.18411714942327329,0.185705929896669,0.18804994042579948,0.1910629989915745,0.19123906989435321,0.19342878810448985,0.19572341608170843,0.19640117499107823,0.1964487782990121,0.1975830093208444,0.1980161364625586,0.19829525730506306,0.19902401176272455],"n_dims_used":45,"mean_confidence":0.9187778896755643},"coverage":{"mean_confidence":0.9187778896755643,"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}}