{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002113","490:4900002418","490:4900002565","490:4900003554","490:4900003553","490:4900001809","490:4900004376","490:4900003427","490:4900003965","490:4900003412","490:4900002415","490:4900003961","490:4900003551","490:4900010201","490:4900008958","490:4900001948","490:4900003962","490:4900004796","490:4900004103","490:4900003822","490:4900011209","490:4900009815","490:4900003683","490:4900002417","490:4900010009"],"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":[0.33810952487083634,0.28606143561555475,0.2723193754997167,0.27222358325471896,0.2709250646408172,0.24654160325012547,0.23921153387477528,0.21768003068054143,0.14764424876450105,0.14199875909852955,0.13306295265933996,0.11442515253124738,0.11185629725047455,0.09435789744851869,0.09422582482532235,0.08483433351559104,0.08461699015637278,0.08191586093003064,0.07436571197111982,0.07416426285432051,0.06886256201131769,0.06604635711359236,0.06314071108305529,0.06173072161104698,0.059791597838607394],"twin_dists":[0.19126287267409414,0.2054767639714962,0.20947911179205278,0.20950743913302516,0.2098920398602847,0.217339009672751,0.2196689445397279,0.2267958902330402,0.2540332769875472,0.25660891344235304,0.26084623511055927,0.27042814658493397,0.27184069186818055,0.28219907950197787,0.2822827873851137,0.28848833332570334,0.2886382804803884,0.29052795922991526,0.2960887838062923,0.296243271529972,0.30043663991983943,0.3027718551568802,0.3052680158469256,0.30651334076780057,0.3082647017935406],"n_dims_used":45,"mean_confidence":0.9169874403211805},"coverage":{"mean_confidence":0.9169874403211805,"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}}