{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002562","490:4900002716","490:4900003288","490:4900003544","490:4900003541","490:4900003422","490:4900002866","490:4900002865","490:4900002857","490:4900002413","490:4900003014","490:4900001256","494:4940008943","490:4900002250","490:4900002707","490:4900002411","490:4900003021","490:4900003677","490:4900003679","490:4900002867","490:4900002872","490:4900002561","490:4900002249","490:4900002717","490:4900003678"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6160401963030757,0.5122765483315695,0.4347039801161419,0.3828670827355541,0.3659316745049926,0.2877765874102971,0.2752816058411708,0.2729987339423905,0.27101076315875644,0.26526141182301916,0.2619944043106665,0.24590057442548563,0.24537631885033812,0.20637029611396776,0.20243117675264957,0.19949628985704077,0.1948844707295813,0.17611332583385678,0.17261743479100428,0.1566023380655793,0.15397316363928926,0.15193367015863257,0.1465086502056331,0.14132037309931214,0.12332980561691229],"twin_dists":[0.127838072841663,0.1502160756178805,0.16764275942739704,0.1799656850007684,0.18415713612103593,0.20498546141731933,0.20860613704005962,0.20927839007452048,0.20986662232307585,0.21158299756733998,0.21256864329610162,0.21754096756613153,0.21770638772256332,0.23072985228500512,0.23213445699343765,0.23319322350981822,0.23487888847408994,0.24204281361281277,0.24343603313674983,0.2500915657681176,0.25123090510140283,0.25212456540688244,0.25454543428374493,0.25692350106042877,0.26571273757160185],"n_dims_used":44,"mean_confidence":0.923586065118963},"coverage":{"mean_confidence":0.923586065118963,"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}}