{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007623","479:4790000590","470:4700007808","479:4790001843","479:4790000393","470:4700007428","470:4700007341","479:4790001247","470:4700007336","489:4890004836","470:4700007427","470:4700006688","479:4790002034","470:4700007805","470:4700004838","470:4700000666","489:4890004373","479:4790000296","470:4700009031","470:4700007149","479:4790001935","479:4790003656","470:4700007338","470:4700005425","470:4700006414"],"twin_admin_codes":[470,479,470,479,479,470,470,479,470,489,470,470,479,470,470,470,489,479,470,470,479,479,470,470,470],"twin_sims":[0.5834966840617546,0.5768074223293269,0.5529122493667575,0.5084896136440422,0.4711862926725372,0.45792379210096523,0.4473897189295334,0.4453660236732076,0.4338383496767338,0.42616419804327016,0.4212551183603528,0.4210546704433211,0.4130278154173821,0.40867365206428735,0.40764475921008014,0.40572594734359424,0.4022584045181325,0.3940910282001117,0.3908055803410016,0.3907343359507457,0.38855793409112277,0.38775043062899467,0.38649364124552615,0.37453546197587967,0.3695740015642153],"twin_dists":[0.1348090309232586,0.13624407245708597,0.1413850641977182,0.15104693096677185,0.15932818080373268,0.16232258781758507,0.16472316733921497,0.16518674822400622,0.1678431950987722,0.16962727407000716,0.17077548372423265,0.17082248634893482,0.17271259346513773,0.17374452981125124,0.17398908213914144,0.1744458869016779,0.17527384640412383,0.17723688779521135,0.1780318296770244,0.17804910230728993,0.1785774670584682,0.17877385850551814,0.17907990477559313,0.18201609740816924,0.1832477271276037],"n_dims_used":45,"mean_confidence":0.9242112901475694},"coverage":{"mean_confidence":0.9242112901475694,"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}}