{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002026","496:4960002688","496:4960002032","496:4960002033","496:4960002161","496:4960004234","496:4960001908","496:4960011172","479:4790002400","494:4940003481","470:4700006299","469:4690003493","496:4960002545","498:4980004838","496:4960001767","467:4670001828","472:4720005471","469:4690003794","479:4790001835","498:4980004849","496:4960002274","496:4960002147","496:4960002270","494:4940003477","496:4960007954"],"twin_admin_codes":[496,496,496,496,496,496,496,496,479,494,470,469,496,498,496,467,472,469,479,498,496,496,496,494,496],"twin_sims":[0.45003358790760256,0.39310872490525256,0.3547139820941177,0.2962125135679471,0.2697477862512837,0.25971716072909123,0.25534059241378654,0.21141721285704254,0.1934762009515813,0.1783015014488413,0.17388265323417385,0.1601930316310642,0.15937472307555473,0.15671793528460232,0.1544029539847078,0.14833405462546095,0.14387667043721838,0.140089253633,0.13818888306653462,0.13418691388666762,0.13356696807727675,0.1288659618553339,0.1273119860227789,0.1252542635986979,0.12348832553207498],"twin_dists":[0.16411871174186077,0.17747424026060113,0.18698710585893777,0.20259405399342656,0.21024171552030652,0.21326024227992002,0.2146002082686156,0.22895673416459716,0.23539913060836792,0.2411807578044785,0.24292949868498656,0.2485579009974693,0.24890519869307573,0.2500417942636278,0.2510436892263104,0.2537235923471323,0.25574385969187186,0.2574972913423682,0.2583904291066746,0.26030175375767123,0.2606016487528331,0.2629105207558175,0.26368772670991986,0.26472801335311386,0.2656311847864314],"n_dims_used":45,"mean_confidence":0.9265974256727431},"coverage":{"mean_confidence":0.9265974256727431,"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}}