{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003360","487:4870005424","490:4900001575","494:4940007918","494:4940007696","470:4700005977","466:4660002990","494:4940008215","466:4660011342","470:4700004934","487:4870003839","494:4940008214","466:4660007633","487:4870003680","487:4870005135","467:4670002086","466:4660007934","466:4660007353","494:4940008211","466:4660004172","470:4700005839","466:4660004416","470:4700005104","466:4660005232","499:4990003856"],"twin_admin_codes":[490,487,490,494,494,470,466,494,466,470,487,494,466,487,487,467,466,466,494,466,470,466,470,466,499],"twin_sims":[0.1872715663008995,0.15503093709427365,0.13475371457654775,0.1125181742369083,0.08031797611265719,0.055146084915166045,0.054400023142494904,0.05095670556917608,0.04836080349240243,0.04336159057439229,0.03845000384714968,0.036224817847469656,0.03490397929491551,0.0348863382871351,0.03226323929384315,0.032035677807306706,0.029244891681177717,0.028803009341466186,0.026422559683392095,0.026190041289548764,0.02578975411550059,0.025575030358806924,0.023274985350570127,0.023038988633979858,0.02279165877571559],"twin_dists":[0.2377232130064731,0.25077082591510924,0.2600284766686661,0.2714743715268266,0.2916694056291495,0.3126588775165957,0.313392853775692,0.31689262683454866,0.31966360004689093,0.32537026038218564,0.3315437215759989,0.33456287141932883,0.33643029906141986,0.3364556441873769,0.34035178829077484,0.34070239718892387,0.34518529611740784,0.3459284635292275,0.3501092970015452,0.3505348763432616,0.35127522069180084,0.3516764562081893,0.35616766162144864,0.3566499723481767,0.35716006586644994],"n_dims_used":45,"mean_confidence":0.9166802300347222},"coverage":{"mean_confidence":0.9166802300347222,"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}}