{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":466,"cluster_id":4660000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003926","466:4660001525","466:4660001049","470:4700001091","466:4660003192","490:4900007146","466:4660001052","466:4660000638","496:4960001760","466:4660000961","466:4660002461","496:4960011910","496:4960003923","496:4960002395","466:4660002966","466:4660002145","496:4960003644","466:4660002549","466:4660001050","466:4660003130","466:4660002251","470:4700001361","466:4660000059","496:4960004066","478:4780006251"],"twin_admin_codes":[496,466,466,470,466,490,466,466,496,466,466,496,496,496,466,466,496,466,466,466,466,470,466,496,478],"twin_sims":[0.3568991608762595,0.34736155889805354,0.3269441135638421,0.3180644879929085,0.31574517643185607,0.3132336107177962,0.30688894160284974,0.3049728104476157,0.3035698649657118,0.30107467736741805,0.28698539903202935,0.2791890882400047,0.27804896673564505,0.27631226377597856,0.2597415974599282,0.256450404716566,0.2499365645005843,0.2490032167927892,0.24413343928103642,0.23902569136737453,0.2282286223484945,0.22766786474708453,0.22367496161875577,0.21645294143497318,0.21428992393482224],"twin_dists":[0.18643228190834504,0.18886707546542453,0.19420175376725343,0.19657876570557542,0.19720574215995354,0.19788763916738925,0.1996242566169508,0.20015277875917284,0.20054096991921716,0.20123396535636673,0.20521187734851573,0.2074633443725461,0.2077957738154014,0.20830375143473986,0.21325280066145885,0.21425905427251235,0.21627499941659517,0.21656659070124396,0.21809946980582468,0.21972861394984186,0.22324872245134691,0.22343451024436078,0.22476627840352212,0.2272159344930634,0.22796027853470566],"n_dims_used":45,"mean_confidence":0.908902825249566},"coverage":{"mean_confidence":0.908902825249566,"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}}