{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007182","490:4900006078","490:4900005947","490:4900006428","490:4900003379","490:4900003644","491:4910001858","490:4900005168","491:4910000994","491:4910001559","490:4900005298","490:4900006787","490:4900002668","490:4900006443","490:4900005433","491:4910001573","490:4900007424","490:4900005829","490:4900007060","490:4900006210","491:4910001862","490:4900006193","490:4900007302","490:4900006795","490:4900007421"],"twin_admin_codes":[490,490,490,490,490,490,491,490,491,491,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490],"twin_sims":[0.2794215546098523,0.22285538403098992,0.15885920506275933,0.09661751979883638,0.06631976836651976,0.03012465048585685,0.02804936893233739,0.021536649795441103,0.019742916218440584,0.019162937779190765,0.017118361142903934,0.016475549790396646,0.01625711374754187,0.01402013575000906,0.012540708182385153,0.011645597450129833,0.011024642393696278,0.01098013527692226,0.010575263723296806,0.010571821568238127,0.010569533645625252,0.01038346615781263,0.009920446476165455,0.009015321239246046,0.008518036331527952],"twin_dists":[0.20739566472147422,0.22504158728437526,0.24912465600278524,0.28078102377159075,0.3025416222027531,0.34373394972003557,0.347218859841703,0.359824956253241,0.363878579404177,0.36525809879057997,0.37043171102583966,0.37217042231995934,0.37277483382928384,0.3794140706376018,0.38433963411346417,0.38757589504505474,0.3899533028033399,0.3901282394308909,0.39174923288602526,0.3917632494537857,0.3917725681968737,0.3925365027383027,0.3944917980146464,0.3985614957660707,0.4009555645780726],"n_dims_used":45,"mean_confidence":0.8962874518500434},"coverage":{"mean_confidence":0.8962874518500434,"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}}