{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003177","490:4900002891","490:4900004002","490:4900003298","490:4900002446","490:4900002135","490:4900003038","490:4900001417","490:4900002130","490:4900002431","490:4900004406","490:4900001683","490:4900003440","490:4900003307","490:4900001820","490:4900001987","490:4900004549","490:4900004541","490:4900003442","490:4900004137","490:4900004124","490:4900005092","490:4900003980","490:4900003175","490:4900002290"],"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":[0.4858129983998343,0.4706633437983721,0.3963541361041037,0.38634612451706213,0.38545803432214587,0.3807440037866406,0.35931303235680917,0.35716939265819736,0.35652640036050226,0.3402874339419992,0.3354351396577658,0.32162506864914975,0.28773753387948575,0.2864597710645908,0.28293158699533005,0.26461621015832554,0.2579220719536747,0.24903871812013714,0.24119959099010296,0.23579974000169876,0.23432772926819323,0.23150328359740743,0.21522991731398564,0.2122388061362748,0.20904264649830973],"twin_dists":[0.15605828922016005,0.15944569833478814,0.1766910953958798,0.17911585810027342,0.1793324445626536,0.18048610686358893,0.18582142043490096,0.18636379100524594,0.18652680279157466,0.19069578701280473,0.19196193181144028,0.19562122740474658,0.20499662868995705,0.20536250424346464,0.20637788781306543,0.21177704948018558,0.213808103787171,0.21655548678845524,0.21903250537903873,0.22076923932978995,0.22124717127344082,0.22216975452418034,0.22763618557547205,0.22867081743887901,0.2297873526491312],"n_dims_used":45,"mean_confidence":0.9177848815917968},"coverage":{"mean_confidence":0.9177848815917968,"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}}