{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000609","497:4970000426","497:4970001073","497:4970000429","497:4970000486","497:4970001720","497:4970001009","497:4970000548","497:4970001142","497:4970000681","491:4910005589","490:4900005819","491:4910005086","490:4900006554","497:4970000487","490:4900006793","497:4970001231","497:4970000679","490:4900006436","497:4970000771","490:4900004756","491:4910005295","491:4910005089","490:4900002087","490:4900002232"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,491,490,491,490,497,490,497,497,490,497,490,491,491,490,490],"twin_sims":[0.03587044310368904,0.012842780638631647,0.0030673804801688628,0.0021158622473270126,0.0020034343217265513,0.001498825120158901,0.0011960819501076944,0.0007411759013585439,0.0007397916864723182,0.0006635183430112787,0.0004930354882152436,0.00018482943992439876,0.00015912867874455763,0.00015253245845112982,0.0001488851125726417,0.00012457747572611896,0.00010753480285560348,0.00007645569331640735,0.00004843413533959063,0.000046940219153841146,0.000038870512543587425,0.00003625391568117382,0.00003244275667084852,0.000023619257341755444,0.000019661304499904753],"twin_dists":[0.3350581370089027,0.3832936280184436,0.44183794365320267,0.455794429647346,0.4578105119264941,0.46837982820293106,0.47643598847172597,0.4930878684226609,0.49315180999340935,0.49685959762116716,0.5068410531375683,0.5385040763215447,0.5431734700847393,0.5444865521731095,0.5452357929570413,0.5507224301793887,0.5552098943987783,0.5654777282440577,0.5789345408745666,0.5798466281516195,0.5853082966080757,0.5873131434571153,0.5904944159448025,0.5994927606662549,0.6046311768710569],"n_dims_used":45,"mean_confidence":0.8959342108832465},"coverage":{"mean_confidence":0.8959342108832465,"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}}