{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001974","470:4700007549","470:4700007931","470:4700007448","489:4890002265","470:4700007468","489:4890003124","489:4890003204","479:4790000103","470:4700007461","489:4890001726","489:4890001642","489:4890003427","479:4790000300","470:4700008015","470:4700007464","489:4890002090","489:4890002505","489:4890002185","489:4890002504","489:4890001935","489:4890001840","489:4890002709","489:4890002664","489:4890002168"],"twin_admin_codes":[489,470,470,470,489,470,489,489,479,470,489,489,489,479,470,470,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7908361733391295,0.5778264727753218,0.5724080393625702,0.5551562558189292,0.536857681121048,0.5289287256285962,0.5287751323285073,0.5204068341539807,0.5112383525598494,0.4968890803146331,0.49165627588134564,0.4913684442681817,0.4572625878493867,0.4506357675074706,0.44503201160930334,0.43864397870264976,0.43834746313558376,0.4359467246062385,0.4329550313911813,0.4283157486735701,0.4229812561832366,0.4203529715909383,0.4184613229383501,0.41723133221677444,0.4171387330224717],"twin_dists":[0.08897387210664838,0.13602536666708873,0.13718867603397503,0.14090102973586074,0.14485777236649397,0.1465800989825467,0.14661351551346877,0.1484374372582554,0.15044369937657687,0.1536024255912152,0.15476063555166023,0.1548244474584248,0.1624726682840932,0.16398122454593364,0.16526333958597403,0.16673245782994892,0.16680085224350122,0.1673552820985386,0.1680478918682352,0.1691257692733293,0.17037111398018284,0.17098710076230894,0.17143145137752647,0.1717208365989584,0.17174263755907],"n_dims_used":43,"mean_confidence":0.9101006263910338},"coverage":{"mean_confidence":0.9101006263910338,"n_dims_used":43,"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}}