{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009347","490:4900009859","490:4900009344","490:4900007908","490:4900009137","490:4900008039","490:4900009855","490:4900009233","490:4900009134","490:4900009653","490:4900009564","490:4900010158","490:4900008703","490:4900009237","490:4900009854","490:4900008461","490:4900009240","490:4900008803","490:4900009953","490:4900008922","490:4900009032","490:4900009244","490:4900009830","490:4900009352","490:4900008018"],"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":[0.43490506672597723,0.3821474008342773,0.3652176105861989,0.3131221123483421,0.29440130536920506,0.2629438662913246,0.24706616583080235,0.21404015638938942,0.19201571507562284,0.19158095209312018,0.19144731359088357,0.18647933472541034,0.16617645177720172,0.16530260472915823,0.15656253369184137,0.15624760294758766,0.14985091265795494,0.14786468263064928,0.14522864414974015,0.14049288654449035,0.13221689988290608,0.12521454531072682,0.12169056293014262,0.11456587583255944,0.10980591575671546],"twin_dists":[0.16759622093789037,0.18014194201767944,0.18433595340871772,0.19791798319295062,0.20310405476493648,0.2122814053400539,0.21717399582629052,0.22804655529181458,0.23594145234694353,0.23610344760198135,0.23615329360171441,0.23802382212013765,0.24605681127009268,0.24641797490789114,0.2501087101374435,0.25024446813050216,0.25304632553695755,0.253934198455229,0.25512625224186025,0.2573087568179916,0.26125837515680317,0.26474822017838684,0.26656078543788014,0.2703514749069083,0.2729862167587104],"n_dims_used":45,"mean_confidence":0.8795666164822049},"coverage":{"mean_confidence":0.8795666164822049,"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}}