{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010976","490:4900000041","466:4660000011","487:4870010329","485:4850003931","487:4870005548","466:4660014526","480:4800003663","470:4700003310","490:4900005384","493:4930004279","493:4930006880","494:4940005576","466:4660014488","490:4900002801","490:4900001490","466:4660014249","493:4930006153","496:4960000180","487:4870002754","478:4780007369","493:4930001184","469:4690002066","466:4660014309","493:4930006821"],"twin_admin_codes":[496,490,466,487,485,487,466,480,470,490,493,493,494,466,490,490,466,493,496,487,478,493,469,466,493],"twin_sims":[0.169042786264364,0.10828021074690418,0.07898219221024794,0.053778775271975034,0.0511444664670631,0.049816672508224046,0.02711414183487348,0.027106699318305554,0.02621342017185433,0.024463747052247433,0.02242791687277699,0.020371126936161183,0.020319955347027227,0.02030631696108831,0.020074653949959945,0.01893760061046378,0.01627486772432916,0.014962424101716042,0.013265054056624075,0.01309535969463953,0.013086795769358917,0.012592152780209974,0.012338554355780696,0.01207883234212493,0.0120456491053306],"twin_dists":[0.24488167257890983,0.2738493950564626,0.29263767609156094,0.3140104269632066,0.31669679888407454,0.318094705195913,0.3488623026714186,0.348875575666865,0.35049193883365437,0.35380074821110563,0.3579190449567181,0.36242367417747623,0.3625407105638472,0.3625719467652646,0.36310534166316705,0.36580393235682845,0.37272544314433403,0.3765111912005112,0.3818673123399064,0.38243559363660423,0.38246444527551837,0.38415992813999605,0.3850521821415305,0.38598298874242326,0.3861031883194555],"n_dims_used":45,"mean_confidence":0.9168223063151042},"coverage":{"mean_confidence":0.9168223063151042,"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}}