{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001587","470:4700000776","470:4700001740","470:4700002215","470:4700000175","470:4700002050","470:4700000295","470:4700000775","470:4700000237","470:4700000543","470:4700001446","470:4700000542","470:4700000232","470:4700000298","470:4700001299","470:4700000292","470:4700001434","470:4700000368","470:4700000773","488:4880006302","470:4700000290","470:4700000230","470:4700000875","470:4700001890","470:4700001012"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,470,470,470,470,470],"twin_sims":[0.9257093502743258,0.9153070938404064,0.9038310529793697,0.9006664602128075,0.8729847716785484,0.8701325358651111,0.8633714008214755,0.8587450792809266,0.853439393666681,0.842488202464701,0.8305430494153412,0.8256182802840294,0.8173432009505478,0.8135544389544036,0.8081722383734954,0.804293262024806,0.7972227592896635,0.7956605898527213,0.7929724432368207,0.7805327232889521,0.7799451708268926,0.7787250834444819,0.7733954787937368,0.7676992821298169,0.76545646362356],"twin_dists":[0.05103091387994266,0.054638630029220855,0.05840391560762917,0.059408252746769995,0.06769368428926305,0.06850426509576338,0.07039875792727934,0.07167451980215078,0.07311847092649158,0.07603940387466167,0.07914366602350567,0.08040117023172981,0.08248741608433473,0.08343208938371854,0.08476339317495178,0.08571545405714523,0.08743575326021474,0.08781332219237827,0.08846098423752514,0.09142621771845366,0.09156504230419968,0.0918529826011718,0.09310555990417513,0.09443530798128356,0.09495644842417221],"n_dims_used":43,"mean_confidence":0.9142448070437409},"coverage":{"mean_confidence":0.9142448070437409,"n_dims_used":43,"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}}