{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002947","493:4930000540","493:4930000028","493:4930000236","470:4700006244","493:4930003776","493:4930000159","480:4800005904","493:4930000409","493:4930000355","493:4930002227","493:4930000223","487:4870003048","487:4870011811","493:4930000354","493:4930002364","493:4930000547","488:4880006399","487:4870011703","496:4960000969","493:4930000197","493:4930003606","493:4930000194","493:4930002083","493:4930002904"],"twin_admin_codes":[493,493,493,493,470,493,493,480,493,493,493,493,487,487,493,493,493,488,487,496,493,493,493,493,493],"twin_sims":[0.3326181229012858,0.2980122222883529,0.25197972272261393,0.24812453262827588,0.21675690945620332,0.18495500591744865,0.16664159369878567,0.15150288978202964,0.1513599133490636,0.14254493257695838,0.141439152234836,0.1377565420332083,0.13618011502833438,0.13540410712254128,0.13335494817184265,0.12873951464411137,0.12817994811789982,0.12635925342758567,0.12368829175224945,0.12134563860149736,0.12023108010825627,0.11841690580409685,0.1035178529284118,0.10328363834868272,0.09639815113256223],"twin_dists":[0.19270155009797893,0.20208910748664785,0.21563910735324388,0.21684174459959155,0.22711173439178176,0.23860475592220015,0.2458651252706885,0.2523144489437008,0.2523775591803187,0.25635644806817187,0.256868338626148,0.2585949007452401,0.25934454842561866,0.25971595748246484,0.2607044521271715,0.2629734962973426,0.26325274463139337,0.2641677855343595,0.26552842291850826,0.2667403366480054,0.26732319849281827,0.2682808190521707,0.2766059006295705,0.27674399255936505,0.2809175407227647],"n_dims_used":45,"mean_confidence":0.92203369140625},"coverage":{"mean_confidence":0.92203369140625,"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}}