{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005554","490:4900007652","491:4910002069","491:4910001812","491:4910001634","490:4900006546","490:4900005687","490:4900006306","490:4900007414","490:4900007416","490:4900005949","490:4900005170","490:4900005817","491:4910002068","490:4900006543","490:4900005810","490:4900002217","490:4900006545","490:4900007543","490:4900005823","490:4900005416","491:4910001751","490:4900006315","490:4900004602","490:4900007651"],"twin_admin_codes":[490,490,491,491,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.2735002661605336,0.2405239735389667,0.24003885270897937,0.22901823471162697,0.22845104647976508,0.22062439120970304,0.2132095651052613,0.19418711117286228,0.18474438735112506,0.1805991920880743,0.17004930067941657,0.15965682945351917,0.1408154295795802,0.1345524696892962,0.12969065798905702,0.12312740042979547,0.10904281511425075,0.10883464847877145,0.10477880465487055,0.10398707284075812,0.1012816047459119,0.0922920670020558,0.08822319246551152,0.07789720695051598,0.07414027041081692],"twin_dists":[0.20913040549411369,0.21924840823023065,0.21940367816884165,0.2229876227434694,0.22317511351052516,0.22579445222844724,0.22833395526417263,0.2351361788931951,0.23868528880932782,0.24028360436167062,0.2444724231562517,0.24878532394880057,0.2571583888518562,0.26012540582866256,0.26250093210145675,0.265816983798429,0.2734167772342474,0.27353463491208324,0.275866604421,0.2763299815876168,0.2779344661513611,0.28351913447874005,0.28618899890634597,0.29343387556833767,0.2962616934862744],"n_dims_used":44,"mean_confidence":0.893140272660689},"coverage":{"mean_confidence":0.893140272660689,"n_dims_used":44,"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}}