{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011977","478:4780009578","478:4780006696","469:4690005210","490:4900006422","488:4880003915","490:4900003768","469:4690003380","488:4880000746","478:4780003057","490:4900004877","466:4660000409","473:4730003441","478:4780001526","473:4730003941","478:4780007113","490:4900005149","478:4780008003","480:4800003615","490:4900002362","490:4900003488","490:4900003361","473:4730003991","500:5000010895","471:4710000603"],"twin_admin_codes":[496,478,478,469,490,488,490,469,488,478,490,466,473,478,473,478,490,478,480,490,490,490,473,500,471],"twin_sims":[0.1287388606843456,0.08860774162887211,0.05569071724369305,0.051245911480120254,0.04776348995848157,0.04328099112945886,0.04121719930863535,0.039064751761428665,0.03710427714646431,0.030859997978837747,0.028419062100164674,0.027124347929889322,0.02695084180039034,0.026366311700543824,0.02421467004945578,0.022557812481323172,0.022280111862255755,0.02177412088223005,0.020581204839605446,0.02056666432610374,0.020427750413893022,0.019161947450972924,0.018313770125331617,0.017602409553221236,0.016112282545528298],"twin_dists":[0.2629738221158186,0.28593254241397786,0.3121282392776015,0.31659124405817723,0.32031871045302485,0.3254666957341715,0.32798899375008095,0.3307357647255177,0.3333513048910312,0.3425484595508987,0.3465821894701491,0.34884410620772616,0.3491542560326188,0.35021195082277806,0.3542883000287721,0.35764678799240013,0.3582305099019902,0.35931053827413456,0.36194586657848704,0.36197880074827876,0.36229446684618205,0.36526048536348515,0.3673452079221546,0.36915983927134755,0.3731795269854395],"n_dims_used":45,"mean_confidence":0.9161299811469183},"coverage":{"mean_confidence":0.9161299811469183,"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}}