{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002421","488:4880002300","488:4880002605","488:4880002708","488:4880002780","488:4880001303","488:4880001289","488:4880002360","488:4880002298","488:4880001987","488:4880002607","488:4880002138","488:4880002362","488:4880002301","488:4880002519","488:4880002142","488:4880002522","481:4810000731","488:4880002749","488:4880002608","488:4880002463","488:4880002140","488:4880002061","488:4880001988","488:4880001822"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,481,488,488,488,488,488,488,488],"twin_sims":[0.9316268338126007,0.9251034566693821,0.886094215935542,0.8856165904266995,0.8442899344765875,0.8349888418895588,0.8076306104777637,0.7841929876375823,0.7772419884168925,0.7747893711295979,0.774255623645452,0.7732178991734336,0.769359465236444,0.7666723769375092,0.7646210602049415,0.7596561889663493,0.7566609138186592,0.7537771622410863,0.7527850274985189,0.7459144418763289,0.7415326519403089,0.7399000775651983,0.7363370976225472,0.7287072723517825,0.7277706575013805],"twin_dists":[0.04887939384151401,0.051246867393058324,0.06387184385655122,0.06401407007461642,0.07556403468678084,0.07799758654041027,0.0848966964017648,0.09055896297370185,0.09220238662395631,0.09277876788436376,0.09290396893700613,0.09314715253965412,0.09404867497578775,0.09467408604549668,0.09515022138938416,0.096298115016524,0.0969876480422947,0.09764946437148962,0.09787670524403944,0.09944423843350389,0.1004385980134799,0.10080806039191713,0.10161253265297508,0.10332708012098572,0.10353681959144878],"n_dims_used":45,"mean_confidence":0.9259386698404948},"coverage":{"mean_confidence":0.9259386698404948,"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}}