{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003161","499:4990002306","499:4990002352","481:4810005198","472:4720000453","468:4680002597","481:4810004255","470:4700008663","470:4700007525","481:4810001646","481:4810001412","499:4990002888","479:4790003811","468:4680002599","472:4720002455","496:4960001602","481:4810002516","489:4890000359","481:4810002804","481:4810000584","500:5000003957","488:4880006087","479:4790003810","479:4790003982","479:4790003550"],"twin_admin_codes":[499,499,499,481,472,468,481,470,470,481,481,499,479,468,472,496,481,489,481,481,500,488,479,479,479],"twin_sims":[0.3605785800686439,0.3486773708855591,0.30281148748460757,0.28490813074936666,0.27239330228086805,0.2715764118634914,0.2709215343474487,0.24097372219467925,0.23763880248805802,0.2321157517946188,0.23070207156430897,0.21876045351340836,0.21732292471911943,0.21425237280085743,0.21367795476653081,0.21274253107119517,0.21261129320416824,0.20591019389196463,0.20568007333728003,0.20406226228616892,0.2034817707569714,0.1982383421995496,0.1965569553875595,0.1960303690332384,0.19587809543492066],"twin_dists":[0.18550199668637396,0.18852911102963285,0.20075124449599516,0.20580812138296822,0.20945725462163808,0.20969897939468207,0.20989308702519616,0.21910464115465647,0.22017486615389684,0.22196907111048952,0.22243281078621194,0.22642736680018533,0.22691796632870379,0.2279732454156063,0.22817179088960615,0.22849589042546925,0.2285414379571369,0.23089296287018535,0.23097463625371298,0.23155059512291915,0.23175801909665922,0.23365031900208597,0.23426441921823743,0.23445749420498085,0.23451339291543438],"n_dims_used":45,"mean_confidence":0.9285646226671007},"coverage":{"mean_confidence":0.9285646226671007,"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}}