{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011367","490:4900011301","490:4900011434","490:4900011574","490:4900011905","490:4900011176","490:4900011585","490:4900011640","490:4900011901","490:4900010999","490:4900011702","490:4900011455","490:4900011174","490:4900010674","490:4900011097","490:4900011020","490:4900011707","490:4900011524","490:4900011575","490:4900011177","490:4900011237","490:4900011441","490:4900011978","490:4900011710","490:4900011838"],"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":[0.6008724865788769,0.45128761359804515,0.42718668934312415,0.40230767033630993,0.4015905357521032,0.35000303711248854,0.3499620314164121,0.3484925620279355,0.3462468821069737,0.3443117368513303,0.32758240560306684,0.29352645283921086,0.28415586079390764,0.2755632143377467,0.26412994824724684,0.26139426741304306,0.25933384540053633,0.2534624261404504,0.24632087771975025,0.24275851565899442,0.24146451875436614,0.23553010330182153,0.2298139541909242,0.21696300239290228,0.2165966918373264],"twin_dists":[0.13108608904335942,0.16383247485227764,0.16938881186092075,0.1752620606017041,0.1754336841631689,0.1881892925482406,0.1881997937374373,0.18857653837194738,0.18915390689671044,0.18965302568851158,0.19403227847197357,0.20335106007961173,0.2060246920335336,0.20852344699793998,0.21192349355780296,0.21275053752311285,0.2133770294456086,0.2151797008823947,0.21740851168972888,0.2185358208088696,0.21894795112483156,0.22085663849437814,0.22272510467794024,0.22704114175658704,0.22716664465163394],"n_dims_used":45,"mean_confidence":0.8918377346462674},"coverage":{"mean_confidence":0.8918377346462674,"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}}