{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004653","489:4890004788","489:4890004110","470:4700006574","489:4890004787","489:4890004846","479:4790003856","470:4700006575","479:4790003430","479:4790003769","479:4790003594","489:4890003645","489:4890003651","489:4890003865","489:4890003905","489:4890003774","479:4790003770","479:4790003429","479:4790003005","489:4890005305","489:4890003847","489:4890003836","470:4700006185","479:4790003857","479:4790001056"],"twin_admin_codes":[489,489,489,470,489,489,479,470,479,479,479,489,489,489,489,489,479,479,479,489,489,489,470,479,479],"twin_sims":[0.7032063398932964,0.6113612256674932,0.6018821414640864,0.5760045500611968,0.5749948400760191,0.5672164301388717,0.5601172565000196,0.5439368465958845,0.5406995443937779,0.5331685092818412,0.5220676002080138,0.5220390924139271,0.5171001067381312,0.5167425958286981,0.5146296801673416,0.5143806547729093,0.5141859160475427,0.514005810052567,0.5134530277846349,0.5107863725599339,0.5041759790666098,0.49945632123969547,0.497400273241838,0.49269681534557674,0.4902742114604331],"twin_dists":[0.10898704781895141,0.12884011161380116,0.1308698792298323,0.13641640747678171,0.13663317181831544,0.13830435769927915,0.13983196256816888,0.14332426483161043,0.1440250708888574,0.14565847904289625,0.14807493703803148,0.14808115725800355,0.1491600195661925,0.14923820868037177,0.14970058195850533,0.1497551073789917,0.1497977510062376,0.14983719394729275,0.14995827392533845,0.15054283242570987,0.151995315431337,0.15303548244701826,0.15348946904231142,0.1545300412010226,0.15506713885926005],"n_dims_used":45,"mean_confidence":0.9203983730740017},"coverage":{"mean_confidence":0.9203983730740017,"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}}