{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001411","470:4700005788","479:4790004016","489:4890004291","496:4960001685","470:4700007242","479:4790003070","496:4960000876","488:4880006078","496:4960000976","489:4890001413","496:4960002994","496:4960003731","496:4960000970","489:4890005178","479:4790004019","493:4930004870","472:4720005761","496:4960005465","496:4960001153","500:5000010890","496:4960001642","470:4700004177","479:4790005630","475:4750011718"],"twin_admin_codes":[489,470,479,489,496,470,479,496,488,496,489,496,496,496,489,479,493,472,496,496,500,496,470,479,475],"twin_sims":[0.3155914836269888,0.20805655465921713,0.1835622896015983,0.1787312523354243,0.17283701538316232,0.16392259546307822,0.15964967154354243,0.15717230873408658,0.1560713640988599,0.14636880292525847,0.145060989500506,0.14246454987054558,0.13653406235921428,0.1343831303409003,0.13267975737463789,0.13149196207665684,0.12881371799297114,0.1272831122913055,0.12677267882791562,0.12669240394042608,0.12494523076177,0.12359356362255768,0.11709714107468507,0.1127481767046649,0.11261846581823534],"twin_dists":[0.19724738159424068,0.23013417155541183,0.23913848392459028,0.24101233704239303,0.2433479333946374,0.2469911561600828,0.24878836363497955,0.24984641871121466,0.2503205271182693,0.2546087084630088,0.2552026079794233,0.2563935592969797,0.25917567039429534,0.26020705211060297,0.2610326570618852,0.26161309856915177,0.26293653452890703,0.2637022354166123,0.2639591347672947,0.2639996081289721,0.2648853635025216,0.26557708756909154,0.26898454422935725,0.2713474641998453,0.27141900956594306],"n_dims_used":45,"mean_confidence":0.9146515740288629},"coverage":{"mean_confidence":0.9146515740288629,"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}}