{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003621","490:4900003622","490:4900002490","490:4900001866","490:4900003614","490:4900001695","490:4900001319","490:4900003217","490:4900002465","490:4900001697","490:4900002453","490:4900003061","490:4900002781","490:4900003218","490:4900003215","490:4900001846","490:4900002001","490:4900001567","490:4900004442","490:4900004010","494:4940007073","490:4900002189","490:4900001839","490:4900001024","490:4900001426"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.818914797269561,0.7680056605874208,0.7585089448551772,0.6884516960182142,0.6836737092891134,0.5725709872147174,0.5604897977788786,0.5558164151256147,0.5505419047926315,0.5477601061092892,0.5421463103809901,0.5279139973567161,0.5252784360727217,0.5250532475312499,0.5215056584617843,0.5122887676178215,0.5100126521495725,0.5095522461848349,0.4928336430768254,0.49234954316721613,0.4923169496832978,0.49159970580648554,0.48724877169154496,0.48636376316882785,0.48468309780683766],"twin_dists":[0.08209366921318154,0.09436401320603613,0.09656247827227203,0.11222089461033025,0.11326284094562246,0.1371536762037776,0.13975173624244794,0.14075868927506346,0.14189668353155602,0.1424975690195126,0.14371178264115375,0.14680090719535183,0.14737484799968525,0.14742391639472635,0.14819756365221642,0.1502133972431631,0.15071258513252137,0.15081362870786402,0.15449972942090953,0.1546069843575814,0.15461420673301451,0.15477317619292044,0.155739002305242,0.15593577618114374,0.15630976010971448],"n_dims_used":45,"mean_confidence":0.9173980712890625},"coverage":{"mean_confidence":0.9173980712890625,"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}}