{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010663","491:4910005568","491:4910005464","490:4900008104","490:4900008658","490:4900008439","490:4900008779","490:4900008890","491:4910005663","490:4900008780","490:4900010566","490:4900010565","491:4910005414","490:4900007882","490:4900011759","490:4900011690","490:4900010225","490:4900010492","490:4900008893","490:4900011219","490:4900008660","491:4910005313","490:4900010024","490:4900008769","490:4900008899"],"twin_admin_codes":[490,491,491,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.21572061097780063,0.1976128043210202,0.13085576565076323,0.1261109543411247,0.10950454472191275,0.10336574487580075,0.09620719648486785,0.08506181573501857,0.07866086956400908,0.07676269237086594,0.07187094123538441,0.06448914805579674,0.05566273011474071,0.050701035224270774,0.0461203497108026,0.045003208141558046,0.03829209797014502,0.033180068565446315,0.03194531210163934,0.023055928843339436,0.02304332430474248,0.02136536682481939,0.019851394024431427,0.019632542168658125,0.019174817240958878],"twin_dists":[0.22746738238001482,0.2338783644934232,0.26192561557217187,0.26429334797706044,0.2731559802844919,0.2766955551300204,0.28103657412928545,0.2883317189892649,0.29287255297300796,0.294276016606056,0.2980263369222177,0.3040981829093464,0.31215540244559964,0.3171602495824397,0.3221568530923792,0.3234381413107886,0.3317530195563048,0.3389602665219847,0.3408422162469225,0.35661520893496484,0.3566410729028369,0.3601990663973853,0.3636244926357303,0.36413836118579196,0.36522947909903725],"n_dims_used":45,"mean_confidence":0.8854395548502604},"coverage":{"mean_confidence":0.8854395548502604,"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}}