{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001592","490:4900001170","490:4900002454","494:4940008188","490:4900000670","490:4900000779","490:4900002337","490:4900001431","490:4900004449","490:4900002923","490:4900000282","490:4900005785","494:4940008827","490:4900001026","490:4900000096","494:4940008237","496:4960008579","490:4900000830","496:4960009172","490:4900003574","494:4940008661","490:4900000801","490:4900000511","490:4900001735","496:4960007783"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,494,490,490,494,496,490,496,490,494,490,490,490,496],"twin_sims":[0.4695404186363685,0.4426095215006513,0.380085474770998,0.35140525433415654,0.32273663260408836,0.3160825937696695,0.3007863285273799,0.2996342031575784,0.296375554337487,0.2914528151098531,0.2887403334096466,0.28636507627619534,0.2732621642301001,0.2656560114406149,0.2647281804729751,0.25119203868739953,0.24476377983345413,0.24414872572110974,0.2275134251319945,0.22345509011153708,0.22081284862238776,0.21522929935763918,0.21472668126284508,0.20926673071428264,0.20734244267085908],"twin_dists":[0.15969819182418532,0.16581949541589297,0.18064781322090098,0.1878305838887024,0.19532351462777012,0.19711436714022484,0.2013142646634042,0.20163555780345294,0.20254823522295673,0.20393827742224707,0.20471016707382925,0.2053896581337547,0.20920064021583773,0.2114644620896698,0.21174335196033797,0.21588386704579346,0.2178999529045898,0.2180946273753267,0.2234857317079133,0.22484007058966984,0.22573065966447012,0.2276363983217502,0.227809573299933,0.22970869524469575,0.2303860321958307],"n_dims_used":45,"mean_confidence":0.9157558017306857},"coverage":{"mean_confidence":0.9157558017306857,"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}}