{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001905","489:4890003562","489:4890003153","489:4890001988","489:4890002719","489:4890002555","489:4890003301","489:4890002808","489:4890002807","489:4890003430","489:4890001904","489:4890003492","489:4890003493","489:4890003067","489:4890001655","489:4890003560","489:4890002073","489:4890002718","489:4890003234","489:4890001990","489:4890002556","489:4890003373","489:4890003429","489:4890002487","489:4890001812"],"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":[0.9562407686711938,0.8980978080700938,0.8717658403632601,0.8548988587397676,0.8278061122228745,0.8259718300107238,0.8229946853742509,0.821309047152783,0.8195534720584808,0.8171480746364067,0.8085837314173256,0.8023578704600701,0.794160796191127,0.7904330247504165,0.7856951159647529,0.785565892530759,0.776499185260386,0.7709993349821301,0.7636328037194311,0.7620564626614383,0.7614951375906517,0.7571483761982784,0.7548236368699819,0.7477720012777751,0.7468733967934292],"twin_dists":[0.03885203376404041,0.060213683473220814,0.06804095083698389,0.07272324460007727,0.079844045442531,0.0803113019701739,0.08106613940033873,0.08149162263448646,0.08193333208590203,0.08253622450510277,0.08466203772198856,0.0861882458497916,0.08817498776590837,0.08907048582781713,0.09020182014042237,0.0902325727026813,0.09237713745945342,0.09366602912013591,0.09537921313945628,0.09574394912375297,0.09587367586908754,0.09687557989377613,0.09740952796670699,0.0990214669296751,0.09922607856628275],"n_dims_used":45,"mean_confidence":0.9138741387261284},"coverage":{"mean_confidence":0.9138741387261284,"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}}