{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012901","490:4900012273","490:4900012698","490:4900012837","490:4900013002","490:4900012765","490:4900012955","490:4900012276","490:4900013037","490:4900012890","490:4900012830","490:4900013069","490:4900012763","490:4900012415","490:4900012835","490:4900012957","490:4900012476","490:4900012264","490:4900012831","490:4900012480","490:4900012538","490:4900012260","490:4900012259","490:4900013178","490:4900012828"],"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":[0.5508723373138827,0.514922267054653,0.46965727894184384,0.4528977377473608,0.44643180031367874,0.41227338322753426,0.4009438101244014,0.3743852330156117,0.3655883557302007,0.3516359497323671,0.2983219923449957,0.26416938573046644,0.24954549992444186,0.24892466987923478,0.24331194375123952,0.23995603197704174,0.23810610960861975,0.23648713031749294,0.21805493963843486,0.21051909294311658,0.20464095227515422,0.18347014246924356,0.1789227058069029,0.16284157145433173,0.15472752764821757],"twin_dists":[0.14182534129138513,0.14963652685607545,0.15967190588900324,0.16346538965836574,0.1649425043551727,0.17289105195942117,0.17558857636807854,0.18205327158651793,0.18424308874918127,0.1877716401476195,0.20200237581182548,0.21191161018042554,0.21639708867977042,0.21659116178261484,0.21835999121945804,0.21943020650356992,0.22002431404614525,0.22054672607406037,0.22666787295043883,0.22927014586642983,0.23134421703894886,0.23917389779977796,0.24093739833656472,0.24744259827302845,0.25090255833697817],"n_dims_used":45,"mean_confidence":0.9130282931857638},"coverage":{"mean_confidence":0.9130282931857638,"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}}