{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008803","490:4900008021","490:4900009953","490:4900008017","490:4900009855","490:4900009032","490:4900008132","490:4900008360","490:4900008130","490:4900008239","490:4900008690","490:4900008703","490:4900008240","490:4900008241","490:4900009128","490:4900010158","490:4900008024","490:4900008800","490:4900009242","490:4900008688","490:4900009232","490:4900008674","490:4900008020","490:4900008692","490:4900009564"],"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":[0.4780461585842294,0.33153098722205826,0.32332775421341114,0.32199451204626484,0.273464055985926,0.2664821358664846,0.23991869911273225,0.22440197955574734,0.21533090570397648,0.20712757807502488,0.20554243315803622,0.19933055990108564,0.1926945305631396,0.18932505559131843,0.17650074683217037,0.15490563597065246,0.12844738366952912,0.12318770346353138,0.11931360134570461,0.11461737849988098,0.10980591575671546,0.10971886323334151,0.10791591340756371,0.105027821707097,0.09910631587638048],"twin_dists":[0.15779060575423048,0.19298789435182737,0.1951654261927786,0.19552221483349855,0.20914108425940675,0.21121665355636982,0.2194421665501639,0.2245226236410465,0.22760142343615272,0.23046192870309534,0.2310235167733456,0.23325333014918836,0.2356890320602914,0.23694815362883875,0.24188963200178246,0.25082520548324355,0.2631191677298871,0.2657859118510816,0.26780610222669393,0.27032343230438965,0.2729862167587104,0.2730352167306576,0.27405689114145443,0.27572142570811714,0.279249000447635],"n_dims_used":45,"mean_confidence":0.8973130967881945},"coverage":{"mean_confidence":0.8973130967881945,"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}}