{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003251","490:4900003252","490:4900001373","490:4900002996","490:4900003648","490:4900002986","490:4900001372","490:4900002092","490:4900001642","490:4900004355","490:4900003255","490:4900003119","490:4900002992","490:4900003657","490:4900004354","490:4900003654","490:4900001506","490:4900003127","490:4900003529","490:4900003263","490:4900003254","490:4900002696","490:4900001246","490:4900004365","490:4900003794"],"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":[0.5790430840909361,0.2745874089560999,0.22317093075347288,0.2061834179489437,0.19945985533297672,0.19603158129152307,0.16978636324141516,0.16242272544327352,0.15997061151554762,0.15022556041395344,0.14966522842931665,0.1372596636632086,0.13078223455638197,0.12000802164435811,0.11812870795438217,0.11094076749004282,0.1062382551091244,0.10028158820031075,0.09203089772012586,0.08834349542208703,0.08827817611759212,0.08629262547492035,0.08268828866375087,0.0816414897714896,0.07922107955307614],"twin_dists":[0.13576430545340804,0.2088101989210548,0.22493551045327834,0.23079607236057736,0.23320643456185702,0.2344570493131352,0.24457916545945146,0.2476180943720553,0.24865217021132752,0.2528798264067877,0.2531289600721874,0.2588304882361946,0.26196180985113143,0.26744034275720197,0.26843397722164275,0.2723501657068411,0.2750195241629691,0.2785360069360884,0.28368767688289354,0.2861086734315013,0.28615227590769315,0.2874900862808958,0.2899825558060916,0.29072268034012616,0.292463553676671],"n_dims_used":45,"mean_confidence":0.910683102077908},"coverage":{"mean_confidence":0.910683102077908,"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}}