{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003644},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005947","490:4900006078","490:4900003379","490:4900003377","490:4900007182","490:4900006064","490:4900006787","490:4900002668","490:4900005436","491:4910001858","490:4900005168","490:4900006428","490:4900006443","490:4900003506","490:4900005298","490:4900006079","491:4910001807","490:4900004891","491:4910000995","491:4910000994","490:4900002223","491:4910001202","490:4900006193","490:4900003928","490:4900005169"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,491,491,490,491,490,490,490],"twin_sims":[0.0682677734412269,0.041848194179610984,0.03226319654037392,0.03211224634466322,0.030524311649024274,0.03012465048585685,0.029070639941474814,0.028088399262563176,0.020101530921502922,0.013331931083786807,0.012900460868803303,0.012188467956279812,0.011453460193416818,0.010508777414530775,0.010275654515603954,0.010198561228644177,0.00940816528187773,0.008709506744552498,0.007994979871718527,0.007231425919999937,0.006829224617773787,0.006630271888745663,0.006195340402208909,0.005341627738501848,0.005124154112302325],"twin_dists":[0.3009232767849792,0.3272067345446112,0.34035185396323614,0.3405841894812604,0.3430865995532535,0.34373394972003557,0.34547719738940036,0.3471513038637965,0.3630431841077162,0.381645115930378,0.38309637560179216,0.3855879269961033,0.3882992362264175,0.39202068854374894,0.3929847395508723,0.39330783798071056,0.39675230923240823,0.4000193293192724,0.4036126912775165,0.40778599649298375,0.410146186341847,0.4113602722589396,0.41413297593242476,0.4201284033760341,0.4217938592375136],"n_dims_used":45,"mean_confidence":0.9009635925292969},"coverage":{"mean_confidence":0.9009635925292969,"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}}