{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004119","489:4890004332","489:4890004225","489:4890003473","489:4890003690","489:4890004236","489:4890003876","489:4890004331","489:4890004174","489:4890004333","489:4890003692","489:4890003997","489:4890004894","489:4890004217","489:4890004008","489:4890004385","489:4890004110","489:4890004529","489:4890004121","489:4890004653","489:4890002660","489:4890001858","489:4890004521","489:4890004787","489:4890003693"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6759525188085149,0.6694550984009197,0.6564944000099174,0.6442071378325974,0.6386493974496471,0.6212195373819996,0.6166170425412782,0.6134759718744128,0.6030234315467552,0.5982827603555337,0.5657747009423215,0.5647269818157982,0.5635570344985136,0.5611937912097936,0.5571317684076575,0.5562672055283927,0.5513316291566871,0.5464246685542863,0.5441820023810308,0.5438566639900138,0.5437989818684913,0.536541728138244,0.5360455047606582,0.5354944471544535,0.535019811443492],"twin_dists":[0.11494184800211399,0.11635060692606537,0.11915106414962236,0.12179636925181858,0.12299047418765346,0.12672858555178856,0.12771452215760631,0.1283872444327077,0.13062548730841456,0.1316406923514627,0.13861439413521834,0.1388397610885777,0.13909148144634326,0.13960015189087768,0.14047515355960744,0.14066150641773928,0.14172618906375553,0.14278621381587617,0.14327122475381693,0.1433416134696064,0.14335409409361743,0.14492630450530397,0.1450339544554133,0.14515352320496658,0.1452565295603314],"n_dims_used":45,"mean_confidence":0.9168975830078125},"coverage":{"mean_confidence":0.9168975830078125,"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}}