{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002375","480:4800001542","480:4800002465","480:4800002417","480:4800002361","480:4800002467","480:4800001488","480:4800002408","480:4800001238","480:4800002281","480:4800002362","480:4800001541","480:4800002360","480:4800002516","480:4800001371","480:4800002418","480:4800001295","480:4800001980","480:4800001585","480:4800002236","480:4800001429","480:4800002079","480:4800002368","480:4800001933","480:4800002367"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4840664774303603,0.45519101721378147,0.3894142901586121,0.3488345412478131,0.309295015771508,0.3089456359675396,0.27348075616301104,0.2578384907404961,0.23990457825883674,0.2386519357333104,0.2252383628055403,0.18952961501311144,0.18949292909477677,0.17945481385882647,0.16773339590965228,0.15585249816358318,0.13666297374512512,0.1296489888681543,0.12519939151295137,0.11660195488316717,0.11242683604639771,0.11031050797633568,0.10843320420516943,0.10737922245686866,0.106790043697339],"twin_dists":[0.15644707172752437,0.16294338369044106,0.17836940419709923,0.18848878692356105,0.19896328197602867,0.19905907645942061,0.20913615909178696,0.2138336712776818,0.21944669065620231,0.21984870906407009,0.22424296470969637,0.23687126861290525,0.2368850529860006,0.24072941892460198,0.24541670141209052,0.2504150700055431,0.2591142446748958,0.26252157996801356,0.2647559310115464,0.269250156499061,0.2715248242440097,0.2727027831497546,0.2737624145331758,0.27436357081164026,0.27470161603518917],"n_dims_used":42,"mean_confidence":0.9113600594656808},"coverage":{"mean_confidence":0.9113600594656808,"n_dims_used":42,"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}}