{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000810","490:4900000930","490:4900000174","490:4900000577","490:4900000808","490:4900001427","490:4900000589","490:4900000730","490:4900000569","490:4900000588","490:4900000109","490:4900000688","490:4900000823","496:4960009068","487:4870003533","494:4940007295","487:4870003531","496:4960008764","490:4900000401","490:4900000907","490:4900000428","496:4960007911","487:4870003675","494:4940008238","496:4960008860"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,496,487,494,487,496,490,490,490,496,487,494,496],"twin_sims":[0.7300890686490568,0.6390613627505729,0.6332477932236131,0.5886746988346523,0.5866457703504966,0.5534504272278334,0.5234186743344684,0.5085920731219781,0.5021816268434073,0.4746408740035599,0.44440068451523035,0.43496697671511997,0.4309102776395972,0.4280506522491444,0.4276049947140969,0.4231019235685637,0.42120399740473435,0.41696759380082804,0.41515136952980364,0.40864770351223006,0.4079855130709841,0.4039673658323835,0.3933027744548471,0.3888211350156779,0.386825022995298],"twin_dists":[0.10301736358466913,0.12290200530587768,0.12414988507231119,0.1336990248388123,0.13413388999067596,0.1412689511912064,0.14778023061080087,0.1510244303493021,0.15243452375516522,0.15855295450523313,0.16540816751460868,0.16758189452762326,0.16852238258214497,0.16918750448054296,0.16929132386433493,0.1703428720375688,0.1707874700769458,0.17178293493387276,0.1722110313616364,0.17375069404538904,0.1739080598896371,0.1748653924482866,0.17742733057151525,0.17851349601895125,0.17899916289309606],"n_dims_used":45,"mean_confidence":0.9157947964138455},"coverage":{"mean_confidence":0.9157947964138455,"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}}