{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003201","490:4900003726","490:4900002612","490:4900001992","490:4900003076","490:4900002753","490:4900001849","490:4900003226","490:4900003056","490:4900001997","490:4900000902","490:4900001695","490:4900003336","490:4900004319","490:4900003617","490:4900003035","490:4900002302","487:4870001778","490:4900003209","490:4900001875","490:4900003061","490:4900004012","490:4900001567","490:4900003464","487:4870001769"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,487],"twin_sims":[0.7217183612057525,0.6997543730287218,0.6442630555403422,0.6265404209360437,0.5841228432784791,0.5572443368460641,0.5420317041044036,0.5403367559916818,0.5358744292853723,0.5074862437834771,0.4915843428890269,0.45712478260293804,0.4553181833445465,0.43942762062348584,0.4355061676120246,0.4328482115315908,0.42564625587397703,0.42278344176863164,0.413176919179599,0.4129940880704858,0.410536673323561,0.406230169162654,0.4001048003231106,0.39909540937471155,0.39523584509472504],"twin_dists":[0.10488847205806448,0.10974600148167409,0.12178434827493534,0.1255882918521304,0.13467476725966257,0.14045089301600847,0.14373659429030114,0.14410365491192254,0.14507107188058757,0.15126733870668904,0.15477658196897637,0.16250395724173194,0.16291446579932775,0.16655179003624218,0.16745715632439884,0.16807265727217496,0.16974815718538194,0.17041741932253504,0.17267734023349274,0.17272056853087778,0.1733024073188821,0.17432575574746892,0.17578968981508905,0.17603189824068077,0.17696061276389258],"n_dims_used":45,"mean_confidence":0.9182342529296875},"coverage":{"mean_confidence":0.9182342529296875,"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}}