{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010058","490:4900009857","490:4900010055","490:4900009957","490:4900009955","490:4900008015","490:4900009562","490:4900010244","490:4900010249","490:4900009860","490:4900010345","490:4900010250","490:4900010507","490:4900010154","490:4900009551","490:4900010333","490:4900010060","490:4900010335","490:4900010155","490:4900010849","490:4900010422","490:4900010334","490:4900010057","490:4900010594","490:4900008918"],"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":[0.7551214787957498,0.6095879020117807,0.5648297327789397,0.5067300286559343,0.49180899872270745,0.36851193888756484,0.35302498236999125,0.27750057106152015,0.25393373210123027,0.24910236368564287,0.21139368084088905,0.21088944680234523,0.20975605892675514,0.20071110262630562,0.18441231136145492,0.18188269889866354,0.17942203956142677,0.17768217916179133,0.156030936549761,0.15423574472885695,0.14798788364444487,0.14727668908779815,0.14660640261767008,0.13933189134815818,0.13868517391480545],"twin_dists":[0.09734119137911461,0.1292198441492551,0.13881765681413377,0.15143353023552814,0.15472678157768735,0.18351243633035044,0.18741716104663875,0.20795596734765118,0.21503402780291733,0.21653558261042036,0.2289649344592723,0.22914079588744862,0.22953713159575737,0.23275368510821004,0.23881239399062767,0.23978596217918074,0.24074221641816412,0.24142397997538842,0.25033798319034284,0.25111647984304974,0.2538788707349799,0.25419872751382677,0.2545012325339459,0.2578521466837303,0.25815630154943375],"n_dims_used":45,"mean_confidence":0.8854955037434896},"coverage":{"mean_confidence":0.8854955037434896,"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}}