{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005018","490:4900004469","490:4900005418","490:4900003637","490:4900004467","490:4900004615","490:4900003641","490:4900004606","490:4900004746","490:4900004208","490:4900005061","490:4900005295","490:4900004062","490:4900004332","490:4900004063","490:4900003112","490:4900003372","490:4900002969","490:4900007037","490:4900007304","490:4900006312","490:4900007426","490:4900005558","490:4900005940","490:4900004917"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07839416298443995,0.062379044698858875,0.042028031744007634,0.03325303367636687,0.006796101786295264,0.005980039123051845,0.005388881165912749,0.005361095794879077,0.0022692193061464518,0.0022633601356466964,0.0019122920415070065,0.0012625522080024299,0.0010778768346005904,0.001056696345906775,0.0007843859773531712,0.000772643323655638,0.0007475492503884598,0.0006429000806495651,0.00047058752172387587,0.0003348816772506406,0.0003268731428170599,0.0003214121477295736,0.0002708460945573113,0.00023774839035834388,0.00022823169861521471],"twin_dists":[0.2930680933048613,0.3059378668185754,0.32698560619464245,0.33885093891863116,0.41034608716548254,0.415571091676555,0.41977465510706036,0.4199823202942036,0.4531975556524422,0.453293768924542,0.45952275942494913,0.4745173737949904,0.4801058445401322,0.48080257511048335,0.49114572687508595,0.4916634721840784,0.4927948882415703,0.4979300866918833,0.5083894826281377,0.5195542237214467,0.520339451913744,0.5208853091690638,0.5263990912739032,0.5305590624329982,0.5318562190307019],"n_dims_used":44,"mean_confidence":0.8960206291892312},"coverage":{"mean_confidence":0.8960206291892312,"n_dims_used":44,"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}}