{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004868","489:4890004912","489:4890004869","489:4890004916","489:4890004961","489:4890005087","489:4890005001","489:4890004958","469:4690004488","477:4770002144","469:4690004486","489:4890004871","489:4890004919","489:4890004824","489:4890005252","489:4890005047","477:4770002340","489:4890004780","489:4890004911","489:4890004826","489:4890005116","484:4840003522","489:4890004957","469:4690004292","469:4690006543"],"twin_admin_codes":[489,489,489,489,489,489,489,489,469,477,469,489,489,489,489,489,477,489,489,489,489,484,489,469,469],"twin_sims":[0.6101128903941181,0.5914479916370609,0.5462623451236938,0.4914701674862473,0.43947534801872334,0.4296945595871207,0.4251338725997597,0.41201978557297364,0.40060477914602877,0.3708345728507705,0.3697997179169687,0.3640403275464041,0.3611559687321921,0.3500023414055739,0.34691446903458667,0.3440766134537826,0.3357643054991031,0.3353452885131098,0.3206887583975832,0.3189909169682348,0.31855184813210413,0.3176235375748785,0.3174904566244402,0.3165193427008479,0.31021070016119656],"twin_dists":[0.12910742667033573,0.13310475310751063,0.1428213070568293,0.15480189428473437,0.16654079062280197,0.16880492623381532,0.16986780292852324,0.17295107159303263,0.17566982022333807,0.18293403229328226,0.18319151827356123,0.1846311559754945,0.18535645401090592,0.18818947070713773,0.18898206331716597,0.1897137707141828,0.1918757286275393,0.19198547033315858,0.1958724482935496,0.19632904632388612,0.19644734657495208,0.19669776803092376,0.19673370180279168,0.19699617433645605,0.1987125098059578],"n_dims_used":45,"mean_confidence":0.9205686781141493},"coverage":{"mean_confidence":0.9205686781141493,"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}}