{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000117","490:4900000485","490:4900000721","490:4900000012","490:4900000887","490:4900000557","494:4940005929","490:4900000102","490:4900001088","490:4900000096","490:4900000323","490:4900000282","487:4870005121","490:4900000211","490:4900000784","496:4960007786","496:4960008670","494:4940008602","490:4900003884","494:4940007906","496:4960007789","494:4940006277","490:4900000942","490:4900000591","487:4870003131"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,487,490,490,496,496,494,490,494,496,494,490,490,487],"twin_sims":[0.49638803279039606,0.4205919585212879,0.3930238664738863,0.38794046429719226,0.31285787734250803,0.29779937620976876,0.23849923652165186,0.23203230813000122,0.22602446847052549,0.22546835462833967,0.22156623418996474,0.21340057280784677,0.2096077979287031,0.18989030153226943,0.1897258471717607,0.1881712609848833,0.18652522088995568,0.18233090677392857,0.17987955770226405,0.17827074890769873,0.17745752083683639,0.16884238213610675,0.16379750561825882,0.16202871643290373,0.1617824148164686],"twin_dists":[0.15371317249888364,0.17093102280725347,0.17749475738345363,0.17872762341590273,0.19798991872188046,0.20214873235561226,0.21989780958369737,0.22199639203118898,0.22398074540655868,0.22416618408862596,0.22547600284418534,0.22826779612453213,0.22958908470349607,0.23673584344416138,0.2367975679750538,0.23738290729931974,0.2380063863636729,0.2396127675814112,0.24056371738287352,0.24119282086867494,0.24151235736108045,0.24496336590076173,0.24704328396685402,0.24778348349975315,0.24788701921323766],"n_dims_used":45,"mean_confidence":0.9063584221733941},"coverage":{"mean_confidence":0.9063584221733941,"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}}