{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008978","490:4900004115","494:4940009000","490:4900003558","490:4900001529","490:4900010205","490:4900001521","490:4900009792","490:4900009912","490:4900003682","490:4900003828","490:4900001950","490:4900001523","490:4900004241","490:4900008734","490:4900003688","490:4900004254","490:4900009803","490:4900004244","490:4900003825","490:4900003547","494:4940008806","490:4900002405","490:4900002551","490:4900010188"],"twin_admin_codes":[494,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.3705865757175844,0.3122362422342123,0.309979351572683,0.26450735415492255,0.2384019404583128,0.22637767311944312,0.21396448664948514,0.1819678394393988,0.1544631882241382,0.1521954622175572,0.12318767625658879,0.11515761067650059,0.11032498049926723,0.10766661159979601,0.10392056063526668,0.10184795018401988,0.0994404788807661,0.09838421301116167,0.09588997661045295,0.09079308640222564,0.08440378266361537,0.0827306498782,0.08241742793345191,0.0754319402435936,0.07433615422246495],"twin_dists":[0.18299570481218327,0.19815928976220726,0.19877582754107523,0.2118098182761721,0.21992910586677888,0.223863124940347,0.22807270717908867,0.23975303935072567,0.2510174818115705,0.2520093633297309,0.2657859258672127,0.2700298645360117,0.27269466861812225,0.27419920142504056,0.2763690341847327,0.2775958487008243,0.27904560550584834,0.2796903652705041,0.2812347275507983,0.2844916659812227,0.288785673018649,0.2899527630070608,0.2901733421546179,0.29527669366604836,0.2961114299397505],"n_dims_used":45,"mean_confidence":0.919468010796441},"coverage":{"mean_confidence":0.919468010796441,"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}}