{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011196","490:4900011190","490:4900011266","490:4900012064","490:4900011791","490:4900011191","490:4900011601","490:4900011528","490:4900011197","490:4900012212","490:4900011115","490:4900012209","490:4900011611","490:4900011412","490:4900011041","490:4900012066","490:4900011659","490:4900011189","490:4900011860","490:4900011194","490:4900011720","490:4900010949","490:4900011113","490:4900011261","490:4900011535"],"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":[0.7182866983300618,0.5825472044495537,0.5824025120852611,0.5699357694641779,0.5629017295477158,0.5561849288995951,0.4975971992123136,0.48176413541285285,0.4514157081322534,0.39067872170922535,0.37123946978156547,0.36661053484655126,0.35956440427592207,0.3572110850684412,0.34988146400212944,0.33728169509731476,0.3235369442990185,0.30718646507487923,0.30623029755345954,0.29896415533784904,0.27872307347039993,0.2783583957102474,0.27643052632198717,0.2716096726579904,0.2655073484630227],"twin_dists":[0.10565215517879753,0.13501264213822595,0.13504367285315907,0.1377198285401874,0.13923250292055747,0.14067924301069615,0.1534459637912182,0.15696024997692187,0.1638032533869677,0.17806258655772275,0.1828333854971521,0.18398729714828785,0.18575792857637077,0.18635322633644288,0.18822042820343982,0.19147893926717452,0.19510951938778082,0.19954236243840862,0.199805713326514,0.20182274644085668,0.20759912198724922,0.20770547053858585,0.20826909843248315,0.2096891285027202,0.21150910671504503],"n_dims_used":45,"mean_confidence":0.9152857462565104},"coverage":{"mean_confidence":0.9152857462565104,"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}}