{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012233","490:4900012232","490:4900012455","490:4900012314","490:4900012667","490:4900012247","490:4900012456","490:4900012368","490:4900013218","490:4900012731","490:4900012298","490:4900013122","490:4900012250","494:4940008250","490:4900012666","490:4900012593","490:4900012243","490:4900012519","490:4900012861","490:4900012598","490:4900012303","490:4900012383","490:4900012732","490:4900012309","490:4900012451"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4715368622232892,0.26205768565200455,0.19984654574363556,0.17929506103663645,0.16008058086889015,0.14760300495019688,0.13268511999390256,0.1287944022349765,0.1224265561541394,0.11474994923309316,0.11146721549200055,0.1096249308021671,0.10261831837762464,0.08895592303208741,0.07240129295786812,0.06814572509369725,0.05939451438506863,0.0562029062205953,0.05567491434548521,0.05061775912620965,0.04970377305281819,0.04885606204983345,0.046161672570257356,0.044861993889180364,0.04409052099418404],"twin_dists":[0.15924942501644013,0.21254947871698615,0.23306630656212188,0.2407918138185632,0.2486055495544612,0.25405182699891565,0.26103004539044644,0.2629461544390722,0.266178955933414,0.270251293639793,0.27205681312080526,0.2730881230055823,0.27713759913902786,0.28570110054331554,0.29760993787470236,0.3010235590697271,0.30862908221434626,0.3116331116676018,0.3121435755395307,0.3172476612783432,0.31821499224289695,0.3191255232040533,0.32210995931523795,0.3236019978561193,0.3245048868916372],"n_dims_used":45,"mean_confidence":0.9123975965711806},"coverage":{"mean_confidence":0.9123975965711806,"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}}