{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005828","490:4900005696","490:4900006810","490:4900007645","490:4900007291","490:4900006910","490:4900005695","490:4900007305","490:4900004879","490:4900007299","490:4900005306","490:4900006202","490:4900007407","490:4900002220","490:4900005565","490:4900006549","490:4900007654","490:4900006089","490:4900006807","490:4900006080","490:4900003786","490:4900006933","490:4900005322","490:4900006565","490:4900004347"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.052610242792154996,0.04247492540803502,0.029802280889241462,0.027595463128738146,0.01790291688176615,0.01681091709070224,0.012375151632479061,0.010896023813843829,0.010462604172863963,0.010150203939940516,0.009789866250954954,0.00897211068016786,0.008736455122558115,0.008504855051628941,0.008391788361076454,0.008068830674767994,0.006825207724515214,0.006744351219302256,0.005333491380785129,0.004735237210676139,0.004257077350441061,0.004157386363576112,0.003327149358694385,0.0032592685648104216,0.0031900125141128208],"twin_dists":[0.31518825349598534,0.3264395363664005,0.3442614933060834,0.34801050417834656,0.36838557209860345,0.3712560198517373,0.3849224216464268,0.3904605710141169,0.3922101094085369,0.3935116159804011,0.39505793098374875,0.39876477507121044,0.39988904099468736,0.40102070799058065,0.4015832398398605,0.40322825048459676,0.4101703823016373,0.410660170757381,0.42018959914611825,0.42493866309562095,0.4291432141250739,0.4300735819868551,0.4387236071253273,0.43951539340201795,0.44033888665347315],"n_dims_used":45,"mean_confidence":0.8884830050998264},"coverage":{"mean_confidence":0.8884830050998264,"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}}