{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002559","490:4900002253","490:4900002266","490:4900007857","490:4900001953","490:4900008299","494:4940009007","490:4900009262","490:4900010294","490:4900011131","490:4900004376","490:4900010810","490:4900007251","490:4900003002","490:4900008831","490:4900009893","490:4900002705","490:4900001805","490:4900008185","490:4900007129","490:4900011493","490:4900001952","490:4900004103","490:4900011278","490:4900002563"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20471445501054164,0.1797465982755404,0.15442140376696378,0.13868940087510956,0.09376947721521343,0.09374632662269926,0.08955271670178432,0.0813671570368641,0.072683945522077,0.07155442927197855,0.06861120937460383,0.06080918697159547,0.05945119690100861,0.05544402855057415,0.05455059461861888,0.052828184413262716,0.052579437234509224,0.05087944799375806,0.04985926997009577,0.04581784315229644,0.04349563224883082,0.04341243453488429,0.042844972750840885,0.042150987067708666,0.041729614942339836],"twin_dists":[0.2313180323997973,0.2406155578197419,0.2510356610847418,0.25815431015104084,0.2825727352675606,0.2825874740070731,0.2853060681515376,0.29091789857697703,0.2973890246443088,0.29827602971396167,0.3006418697874042,0.30733992176163766,0.3085769455595664,0.31236805514507154,0.3132440530664577,0.31496694298646055,0.31521959660146853,0.3169733781105306,0.3180493793843413,0.32250121781762425,0.32521021582559373,0.3253095042579051,0.325991015059596,0.3268348785379588,0.32735297797768226],"n_dims_used":45,"mean_confidence":0.9203545464409723},"coverage":{"mean_confidence":0.9203545464409723,"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}}