{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002378","470:4700007285","479:4790000008","488:4880006367","469:4690004525","499:4990000546","469:4690004613","470:4700008766","499:4990001191","489:4890001478","467:4670000071","470:4700008243","476:4760000492","478:4780008001","469:4690007721","472:4720002883","467:4670000240","470:4700008931","479:4790000114","475:4750008102","467:4670000653","489:4890002630","496:4960012561","496:4960004109","468:4680007058"],"twin_admin_codes":[499,470,479,488,469,499,469,470,499,489,467,470,476,478,469,472,467,470,479,475,467,489,496,496,468],"twin_sims":[0.4516942023673863,0.27986688626466677,0.24985093575156134,0.23481489496357724,0.2102158867635377,0.17758617878868044,0.14939755965237408,0.14557530530092733,0.14071280535324726,0.1391601020823488,0.13514788430006486,0.1326299803426739,0.12267096051510008,0.12257649715223111,0.12249430718916399,0.12071072240461067,0.11718898645955426,0.10671938165067482,0.10150159456752576,0.09891681252151575,0.09889477182476517,0.09606317856204527,0.09546825666624179,0.09239199976623652,0.09237692134770531],"twin_dists":[0.16373973272800416,0.20726610753779312,0.2163017220191378,0.22108878140207855,0.22937615890625934,0.24146173543209165,0.25324821299066475,0.254968577604052,0.2572062038976372,0.2579328371739868,0.25983894001906777,0.2610569029717888,0.26605254713874127,0.2661013819282685,0.2661438950594341,0.2670718645533632,0.26893537415735397,0.27474225601897045,0.27780275911347224,0.2793645843382017,0.2793780388976172,0.28112647204863916,0.28149895775569855,0.2834547437787009,0.2834644558841727],"n_dims_used":45,"mean_confidence":0.9325071546766494},"coverage":{"mean_confidence":0.9325071546766494,"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}}