{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000736","500:5000000971","500:5000001086","500:5000001026","500:5000001030","500:5000000793","500:5000001138","500:5000001193","500:5000001031","500:5000001824","500:5000001194","500:5000000856","500:5000001242","500:5000000734","500:5000001889","500:5000001703","485:4850006671","485:4850006519","500:5000000851","485:4850006432","500:5000000675","500:5000000855","500:5000001635","500:5000000683","500:5000001567"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,485,500,485,500,500,500,500,500],"twin_sims":[0.8351044426820031,0.8043676165234606,0.7901601703423482,0.6816169038450904,0.6773550891364802,0.6724395531364822,0.6325298568381276,0.6239379331872971,0.5670112683038023,0.5157511037672813,0.4818862197594967,0.47740329139484977,0.4508222936031703,0.4257121130314518,0.40834488168188526,0.382838629648743,0.36420912855344634,0.35622860603155554,0.35552044181848996,0.3541526413144308,0.3498571621747815,0.347390827839979,0.34222380681562864,0.34198029031674054,0.3350658890606292],"twin_dists":[0.07796764321869924,0.08569726092811528,0.08913584332759472,0.11371065834925834,0.1146372664563919,0.11570396352846593,0.12430390986633938,0.12614609156670614,0.1383484709334654,0.1494551209527363,0.1569330188144865,0.15793439033935597,0.16393865156878173,0.16973278332757344,0.1738226439651289,0.17997265041713048,0.1845887997365345,0.18660235108737364,0.1867821382319887,0.18712991709227614,0.18822665273728897,0.1888595504557941,0.19019322508369432,0.19025634309793907,0.19205868715113333],"n_dims_used":45,"mean_confidence":0.9214114718967014},"coverage":{"mean_confidence":0.9214114718967014,"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}}