{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008459","490:4900008239","490:4900009560","490:4900008703","490:4900009134","490:4900009441","490:4900009244","490:4900009561","490:4900009352","490:4900009233","490:4900009322","490:4900010158","490:4900008673","490:4900011783","490:4900009237","490:4900009221","490:4900008787","490:4900009232","490:4900009137","490:4900008682","490:4900009854","490:4900009010","490:4900009564","490:4900009544","490:4900010046"],"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":[0.1406167154750001,0.10881015756872799,0.0880770220644116,0.06839691325217136,0.042920987248235766,0.037433585985250484,0.03533014368414438,0.030094738985549194,0.02796000123972033,0.025550025645706048,0.02324525138645626,0.023144783252525267,0.016665391774335875,0.0156472098264643,0.015310786393926837,0.012158720953780407,0.011786182192326774,0.00992855651307114,0.00931625193923804,0.009131427011762821,0.009080353112959278,0.008871778853465325,0.00879176335895291,0.008132583243065736,0.007755896650542586],"twin_dists":[0.25725099799460294,0.2735485124034034,0.2862867130240909,0.30081732645052434,0.32589928434980464,0.33290390451905416,0.3358213090676597,0.3437826943021724,0.3473738477041948,0.35172336924437403,0.3562281953262343,0.35643323067869614,0.3716508197649133,0.37450103545586894,0.3754786972588758,0.38569480508411913,0.38705331606250737,0.39445685638941547,0.39716947023901894,0.398019571462889,0.3982571960584533,0.3992401714512547,0.3996227623868218,0.4028989054339537,0.4048794957423956],"n_dims_used":45,"mean_confidence":0.8952919006347656},"coverage":{"mean_confidence":0.8952919006347656,"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}}