{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000005652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980005103","469:4690002483","473:4730004415","481:4810003114","485:4850004738","487:4870011099","489:4890004116","470:4700005257","471:4710002476","480:4800004701","488:4880006012","484:4840004274","484:4840003372","467:4670004277","467:4670002230","498:4980002703","469:4690002484","484:4840004075","468:4680008991","473:4730003097","473:4730003183","489:4890002849","468:4680002614","468:4680000416","473:4730003116"],"twin_admin_codes":[498,469,473,481,485,487,489,470,471,480,488,484,484,467,467,498,469,484,468,473,473,489,468,468,473],"twin_sims":[0.003803235903861598,0.003170524157535496,0.002803768677947342,0.0019162001803878573,0.0004148145734599223,0.00028132756579930557,0.0002775763353174353,0.00023058728058352178,0.00016336115603060163,0.00009613607416549782,0.00009030916456481904,0.0000747508115227772,0.0000738441833116107,0.000058099347482605895,0.00005385599287948135,0.000048996791282636856,0.000047137857888022996,0.000042390202159472524,0.00003824009278490526,0.00003221015131882695,0.000030110904857659576,0.00002186904743865056,0.000016033691080304033,0.000014400393890393424,0.000013126048773741596],"twin_dists":[0.4335514254146122,0.44057355675126775,0.44525515873130395,0.45944781342659763,0.5125578196404567,0.5251810442886247,0.5256120009748363,0.5315304745059513,0.5423576978309326,0.5586036201085219,0.5604884419572428,0.5661500022287831,0.5665134460035282,0.5736089050069919,0.5758347381633546,0.5785979321210443,0.5797243934263303,0.5828049656685235,0.5857793213005397,0.5906999197374596,0.5926212322772711,0.601655061214491,0.610294528585251,0.6132566848014203,0.6157999012931207],"n_dims_used":45,"mean_confidence":0.9028642442491319},"coverage":{"mean_confidence":0.9028642442491319,"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}}