{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001232","490:4900004214","490:4900004215","490:4900004080","490:4900001233","490:4900004079","490:4900004213","490:4900001107","490:4900004359","490:4900002681","490:4900004072","490:4900003938","490:4900004071","490:4900002973","490:4900003939","490:4900003941","490:4900003269","490:4900002692","490:4900004363","490:4900002693","490:4900002398","490:4900001495","490:4900001926","490:4900002546","490:4900001636"],"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":[0.6693288612364594,0.5502188097317282,0.4894258893661058,0.4846740257461553,0.46706066647882255,0.44959100827129034,0.4314224526980707,0.3724814938310497,0.3674265945270781,0.35453172874182576,0.33301920585959205,0.32659463273088774,0.3063928973454297,0.2982906319283066,0.297638740342571,0.294901088685912,0.2759096658569756,0.27373234853013256,0.2702910686959494,0.26216078565240813,0.2602355568515415,0.2335033590245054,0.22548269645022587,0.22442500177089478,0.2188185115898561],"twin_dists":[0.1163779429126111,0.14196644829142266,0.15525540061171034,0.15631177992161077,0.1602564998047224,0.16421980355720586,0.1684034455806124,0.18252498930826694,0.18378334198662521,0.1870334602646025,0.1925960366080693,0.19429462319585053,0.19976089609193384,0.20201115392469327,0.202193748076886,0.20296314099602897,0.20842178771636802,0.20906198254907546,0.21008023266286507,0.21251826137727417,0.21310247152572132,0.2215156872798953,0.22416139792935766,0.22451491650215968,0.22640759829007168],"n_dims_used":44,"mean_confidence":0.9108621423894708},"coverage":{"mean_confidence":0.9108621423894708,"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}}