{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002819","470:4700008281","489:4890002979","489:4890003432","469:4690001492","489:4890003221","489:4890002974","489:4890002153","469:4690000609","469:4690000179","470:4700007373","496:4960004554","488:4880006424","470:4700008959","496:4960012478","469:4690000316","489:4890002891","479:4790001809","489:4890003352","496:4960005312","472:4720000166","489:4890003055","496:4960012590","489:4890004437","470:4700005324"],"twin_admin_codes":[489,470,489,489,469,489,489,489,469,469,470,496,488,470,496,469,489,479,489,496,472,489,496,489,470],"twin_sims":[0.5323087428453396,0.4062153209334191,0.38723976736344645,0.3450368933901971,0.3380474764110822,0.3340119874351167,0.3272921612382307,0.32645555787113106,0.3259744635967517,0.32396288547884367,0.3123064166745082,0.3075059750818001,0.300744546356434,0.2885617355868063,0.283906350484984,0.2820669576315211,0.2696846134504688,0.26874909279359005,0.26756643684881093,0.2642760014116912,0.2590297744274146,0.2543381332658584,0.2485034362148575,0.24760753890424891,0.24742203143155286],"twin_dists":[0.14584524597036652,0.17432929239807918,0.17889815566230097,0.18946581729177678,0.1912790576514397,0.19233516161079706,0.19410931969962505,0.19433159559757313,0.19445955954756933,0.19499574725392077,0.19814016037468288,0.19945446729675298,0.2013259038776745,0.20476114207763485,0.2060965997095455,0.2066278846721671,0.21026050576759425,0.2105390883440805,0.21089212494708404,0.21187949008459986,0.21346975003302687,0.2149091707674314,0.21672301709705488,0.2170039296514048,0.21706217779568945],"n_dims_used":45,"mean_confidence":0.9130155775282118},"coverage":{"mean_confidence":0.9130155775282118,"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}}