{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007333","490:4900005857","487:4870003094","490:4900005727","490:4900006480","490:4900007814","490:4900006476","487:4870003096","487:4870002722","490:4900006844","490:4900007220","487:4870003097","487:4870002418","487:4870003232","490:4900007219","490:4900005859","487:4870003503","487:4870001466","490:4900005728","490:4900006241","487:4870002413","487:4870002610","487:4870003090","487:4870003364","490:4900007093"],"twin_admin_codes":[490,490,487,490,490,490,490,487,487,490,490,487,487,487,490,490,487,487,490,490,487,487,487,487,490],"twin_sims":[0.0004217932207156438,0.00036208553916072903,0.00033420546819361557,0.0002926978014432662,0.00022973897567492725,0.00015599260482446927,0.00011330203086061077,0.0000819228542179373,0.00007915536393524427,0.000060300143987217354,0.00003786359484382124,0.000031068718393389963,0.000027675440473199217,0.000027463061398631863,0.00002710136884236664,0.000018098788186737057,0.00001485003878543743,0.000013802223333350739,0.000009308273093160232,0.00000765957854538439,0.000005020841974673763,0.00000465419229017748,0.0000034697528782626435,0.00000306752852739376,0.0000024156358304460712],"twin_dists":[0.5120084976016387,0.5170123768990654,0.5196198409418352,0.5239069811744491,0.5316474213400486,0.5437912234760821,0.553620480746137,0.5634138049212056,0.5644416939921003,0.5725145547174427,0.5860641596907826,0.5917292893092897,0.5950169598141779,0.5952352969353613,0.5956108647177281,0.6069368590975239,0.6124104191024571,0.6144224834622959,0.6251431777987028,0.6303812110378554,0.6415829358234885,0.6435734191854371,0.6512251074165004,0.6544086190070559,0.6605378126067546],"n_dims_used":45,"mean_confidence":0.9232843187120225},"coverage":{"mean_confidence":0.9232843187120225,"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}}