{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001436","496:4960003978","472:4720001609","472:4720003094","469:4690001683","472:4720002333","496:4960010002","499:4990001381","481:4810000197","496:4960009621","472:4720000639","496:4960007357","470:4700000798","479:4790002013","496:4960006958","493:4930000226","470:4700001288","499:4990001304","472:4720006620","499:4990002955","489:4890004842","489:4890003567","472:4720002639","466:4660004285","485:4850000559"],"twin_admin_codes":[496,496,472,472,469,472,496,499,481,496,472,496,470,479,496,493,470,499,472,499,489,489,472,466,485],"twin_sims":[0.38524539231343374,0.3288924746077253,0.259528685122723,0.23884774756287905,0.23346873166508894,0.19787126014406015,0.1798118743108673,0.17690011555319668,0.17441837735281443,0.16680585755870486,0.15288161106153395,0.14221038731075694,0.14027529420661328,0.1361629725485741,0.13304872964214065,0.12844375254182758,0.12196352858825121,0.11671720243154153,0.11519441874289893,0.11453361936930385,0.11244844050538073,0.11215244870051731,0.1101772746105913,0.1096729042847152,0.10908092098026179],"twin_dists":[0.17938433863757072,0.1936850069617372,0.21331765279908804,0.21978577557724582,0.22152697979242889,0.23378408166970205,0.2405901035171734,0.24173197668785798,0.2427158130808428,0.24579752395890497,0.2517081111741113,0.256511004039008,0.2574103426629349,0.2593527359196897,0.2608531472924221,0.26312097997154243,0.26641896740491994,0.2691882618684529,0.27000990120959095,0.2703690431144101,0.2715128876786902,0.27167657868219836,0.2727775238443381,0.27306109815671203,0.27339522171145886],"n_dims_used":43,"mean_confidence":0.9119332779285519},"coverage":{"mean_confidence":0.9119332779285519,"n_dims_used":43,"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}}