{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001994","490:4900003337","490:4900004009","490:4900002605","490:4900002458","490:4900003325","490:4900002762","490:4900001700","490:4900003357","490:4900002907","490:4900002615","490:4900002763","490:4900002603","490:4900003068","490:4900004426","490:4900002614","490:4900003592","490:4900002617","490:4900002786","490:4900002318","490:4900003475","490:4900002302","490:4900002161","490:4900004022","490:4900001573"],"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":[0.7054910981989226,0.6365474019253006,0.5502929419425789,0.5471364922179879,0.5386418141418792,0.5378612681222187,0.5077464532910575,0.5052123576450727,0.5047907612167427,0.5015266002005018,0.49989465981182846,0.4919630728481744,0.4902206424585435,0.48139001421358696,0.4751837480762111,0.4696875942524681,0.4649008617735161,0.4647260358796759,0.4556616515133598,0.4525301167054,0.4502941235847924,0.4501657010664949,0.44776631660047456,0.4427407997391098,0.43654702356358005],"twin_dists":[0.10848386079236963,0.12344177395628328,0.14195044059923542,0.14263234348682818,0.14447093039989342,0.14464014049637205,0.1512101681826944,0.15176726352322026,0.15186001933353938,0.15257888156998234,0.1529387628486011,0.15469263121253637,0.1550790241417174,0.1570437120360681,0.15843130069469857,0.15966508728600393,0.1607436016664837,0.16078306445477938,0.16283637499612083,0.16354915939365475,0.1640592188734109,0.16408854232454706,0.16463698554344916,0.16578932653486722,0.16721653507913714],"n_dims_used":45,"mean_confidence":0.9182593451605903},"coverage":{"mean_confidence":0.9182593451605903,"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}}