{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003161","490:4900003424","490:4900002118","490:4900003160","490:4900002712","490:4900001961","490:4900003155","490:4900002414","490:4900003548","490:4900001661","490:4900002268","490:4900003538","490:4900003555","490:4900003423","490:4900002420","490:4900003542","490:4900002563","490:4900003144","490:4900003002","490:4900003157","490:4900002568","490:4900003816","490:4900003290","490:4900002566","490:4900002724"],"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":[0.5357507361746595,0.4067808337645862,0.3530992939465476,0.3456613783705083,0.3123205224334072,0.31225820669025595,0.30732629043510923,0.2886886201583878,0.2527053220571625,0.23322746257747212,0.23057643190253205,0.22232624112915234,0.19406104081106515,0.19371940588771264,0.18837885902703466,0.18698284564383372,0.18651440737934358,0.17899096372708329,0.1758242162483111,0.16767326380517678,0.1637453301498888,0.16325974877866406,0.1475418940078119,0.14602966941627055,0.14442276240622876],"twin_dists":[0.14509791044653791,0.1741946353388501,0.1873982173113524,0.18930476563838436,0.1981363154739004,0.19815330203946213,0.19950389090486748,0.20472492501954712,0.21541407053863076,0.2216056918696352,0.22247411573326248,0.22521969348111207,0.23518276096843896,0.23530909839770361,0.23730454621487404,0.23783266335423964,0.23801049499402469,0.240910694583079,0.2421572804824735,0.24544134401031603,0.24706503519445794,0.24726770831009368,0.2540793195836808,0.25476233605698256,0.2554938785198518],"n_dims_used":45,"mean_confidence":0.9200649685329861},"coverage":{"mean_confidence":0.9200649685329861,"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}}