{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003572","490:4900001405","490:4900004541","490:4900004548","490:4900001979","490:4900003861","490:4900004124","490:4900004399","490:4900004540","490:4900001542","490:4900002278","490:4900005757","490:4900003580","490:4900001819","490:4900002293","490:4900003698","490:4900003565","490:4900005631","490:4900002431","490:4900004419","490:4900001974","490:4900003186","490:4900003716","490:4900001987","490:4900003038"],"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":[0.7432089605296653,0.5346974707163222,0.5253867442117919,0.49411735556367936,0.48960049142074535,0.4813211512255675,0.4710893920199056,0.4457664405367969,0.44528284136688434,0.44410780544633116,0.4363683554044691,0.41878595985936456,0.41531882805138376,0.40673780236687385,0.3949239906705661,0.38080388073278687,0.37987487370961226,0.37643007796424494,0.37548603238842815,0.365798388163721,0.3541908525349939,0.35345925961255137,0.34122398778635615,0.3272474921724044,0.3259592012364352],"twin_dists":[0.10005866896421549,0.1453264950093935,0.14735124942104533,0.1542154652671819,0.15521664450515169,0.15705907679484538,0.15934995309509134,0.1650949586643164,0.16520582047059076,0.16547538144274715,0.16725782270198514,0.17135513318918774,0.1721715265729747,0.1742048788321983,0.17703583491718772,0.18047141036017264,0.18069955631794316,0.18154790008725666,0.18178104797307462,0.1841905006155214,0.18712019202197433,0.18730648306422537,0.1904525254077629,0.1941211798157536,0.19446362082024804],"n_dims_used":45,"mean_confidence":0.9198045518663195},"coverage":{"mean_confidence":0.9198045518663195,"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}}