{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002565","490:4900002264","490:4900002415","490:4900003554","490:4900001802","490:4900002417","490:4900003683","490:4900001800","490:4900004376","490:4900002113","490:4900003427","490:4900001809","490:4900004103","490:4900003965","490:4900003829","490:4900002705","490:4900002266","490:4900001798","490:4900003826","490:4900002855","490:4900004118","490:4900009775","490:4900002109","490:4900009991","490:4900009776"],"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":[0.41278291580395116,0.40484876413236043,0.39162900375520954,0.31888120750049126,0.3090168111885418,0.28464544925731033,0.2550852838724784,0.22719229040075128,0.22167873891204426,0.2170346275696674,0.206683931668647,0.19297478748028105,0.19059533894609745,0.15342934773662192,0.14437741217792446,0.13893472376369512,0.13820478493825583,0.1346782608304025,0.11949595994357007,0.11447752741286123,0.11311042381865773,0.1104690782612406,0.10557215762397762,0.10387012515166075,0.10055169124648403],"twin_dists":[0.17277050811885394,0.1746550350952348,0.17783230399750308,0.196358597239149,0.19903955628295314,0.20588370546755183,0.21467882241559588,0.22359231307276428,0.22543802407555175,0.2270166186811718,0.2306188078697742,0.23558499801111915,0.23647164487270372,0.251468339914258,0.25551461149360055,0.25803881162263786,0.2583829175882965,0.26006480605999116,0.26770989452208654,0.27039960218603454,0.2711479929763386,0.27261391997001855,0.27540500413947666,0.2763986603302447,0.2783730707859701],"n_dims_used":45,"mean_confidence":0.9179806179470487},"coverage":{"mean_confidence":0.9179806179470487,"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}}