{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008420","490:4900008089","490:4900009404","490:4900010112","490:4900009494","490:4900010721","490:4900008968","490:4900009498","490:4900008531","490:4900009089","490:4900009594","490:4900008181","490:4900010466","490:4900009197","490:4900009489","490:4900010886","490:4900010285","490:4900008193","490:4900008517","490:4900010298","490:4900009194","490:4900009288","490:4900008625","490:4900009906","490:4900009391"],"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":[0.3992786572197512,0.36714503438438556,0.36518550887933815,0.35711812200524906,0.35520924864915077,0.31435952830653646,0.3128851373173641,0.29964144957231026,0.2778548278249318,0.27685244114130636,0.2508108359580869,0.2398011742998871,0.23399276427695273,0.2324440254840596,0.23023884569713346,0.2291692164519771,0.22424279689618068,0.2144421597769072,0.21202390139570834,0.2104614938286944,0.20968097755133006,0.20948987531531624,0.2091258820851474,0.2090301351643045,0.20785444604137168],"twin_dists":[0.17598790630735592,0.1838536857314119,0.1843439965124401,0.18637678362723986,0.18686120173695914,0.1975815669612558,0.19798249584610084,0.2016335347409608,0.20785246228197354,0.20814554373699018,0.21600249528216237,0.21947982498007454,0.22135620209749157,0.2218616511802205,0.22258517318765206,0.22293776567527226,0.2245759275659725,0.22790772529186276,0.22874553233093586,0.2292902768435103,0.22956343823082032,0.22963042458339455,0.22975812883545652,0.22979174603287636,0.23020539350200397],"n_dims_used":45,"mean_confidence":0.9170886569552952},"coverage":{"mean_confidence":0.9170886569552952,"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}}