{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000175","490:4900000233","490:4900000349","496:4960008871","490:4900000616","496:4960008582","490:4900001885","490:4900000562","490:4900001072","490:4900000917","490:4900000492","490:4900000707","490:4900000199","490:4900000772","490:4900000711","496:4960008151","496:4960008677","490:4900004460","490:4900000291","490:4900000090","490:4900000498","490:4900001010","490:4900003890","496:4960008256","487:4870004549"],"twin_admin_codes":[490,490,490,496,490,496,490,490,490,490,490,490,490,490,490,496,496,490,490,490,490,490,490,496,487],"twin_sims":[0.6927268526624086,0.5223437653459811,0.4317096357534462,0.43103653890998755,0.42515222928561114,0.3755339683865185,0.3530620192384702,0.31843363914853323,0.3092119617608646,0.2911822666703289,0.2805634005254139,0.269251589030856,0.26643555650935913,0.2640811262667756,0.26404123543508234,0.2612382673017993,0.26015961470715154,0.25186730365452703,0.25017591757010266,0.24630771282435643,0.24456508943606609,0.24210056008572003,0.23569157241178962,0.2350631534528711,0.23263181518374318],"twin_dists":[0.11128652364205492,0.14801468360800443,0.16833678113853712,0.16849305693707683,0.169863515456548,0.18176920247006706,0.18740771923535643,0.19647921181904326,0.1989860484573694,0.20401507466205404,0.207063726361089,0.21038937879576466,0.21123061301358287,0.21193820622460638,0.21195022872087702,0.2127978621502738,0.21312557170041727,0.21567400983475019,0.21620033431135385,0.21741265831512072,0.21796280705817067,0.21874519751590357,0.22080429256571119,0.22100814907824123,0.2218002462046902],"n_dims_used":45,"mean_confidence":0.917132568359375},"coverage":{"mean_confidence":0.917132568359375,"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}}