{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012723","490:4900012724","490:4900012443","490:4900012921","490:4900012370","490:4900012926","490:4900012593","490:4900013218","490:4900012918","490:4900012368","490:4900012519","490:4900012666","490:4900013045","490:4900000980","490:4900012594","490:4900012588","490:4900012243","490:4900012447","490:4900013285","490:4900012658","490:4900012440","490:4900013129","490:4900000856","490:4900000999","490:4900012860"],"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":[0.5739389515469097,0.5444499946680633,0.36440299638291407,0.3238617657927602,0.28574063546186945,0.27496026307608085,0.2711772105895768,0.21378720951899477,0.1881917507173315,0.167675041346831,0.14078570096174187,0.10507779820196352,0.1013127021736611,0.0916542421759829,0.08189191096307187,0.08054658194814508,0.07696494386006104,0.0733023469925932,0.07246445050423156,0.06943345165098395,0.06923455195672451,0.06870055079332296,0.06533209339546364,0.05760709719683412,0.05633339229456729],"twin_dists":[0.13685988906727223,0.14321324881331,0.18454016585617927,0.19502274955191432,0.20556885271587383,0.20870055775263988,0.20981726943041917,0.2281339996339401,0.23737517044047202,0.24544061546883728,0.25717223744396117,0.27569232133650545,0.2779158346834745,0.28393141398287947,0.290544935703601,0.29150499251017903,0.29412515657844707,0.2969081132390883,0.2975605152394846,0.2999727604340918,0.30013402438547765,0.30056885242551235,0.30337701084569213,0.3102945586297241,0.31150756843352023],"n_dims_used":45,"mean_confidence":0.9122589111328125},"coverage":{"mean_confidence":0.9122589111328125,"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}}