{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001708","480:4800001766","480:4800001546","480:4800002104","480:4800001882","480:4800001657","480:4800001659","480:4800001598","480:4800001342","480:4800001946","480:4800001550","480:4800002342","480:4800001341","480:4800001277","480:4800001709","480:4800001283","480:4800002404","480:4800001940","480:4800002442","480:4800001543","480:4800001945","480:4800001658","480:4800002348","480:4800001711","480:4800001515"],"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":[0.5715645189469203,0.4863680061648953,0.4608091258616502,0.3880653624384986,0.3754387243975691,0.36103797709084345,0.3521353178609753,0.33621852201499086,0.33304502285277215,0.3109807403079473,0.30059486903339,0.29509286458125283,0.29019742314617913,0.2877621601835329,0.2737839827215792,0.2724894551547002,0.2699593336742303,0.2669265641317797,0.2564532933234368,0.24409877199574856,0.23774447696418927,0.23609940579695174,0.2338685865459296,0.23040276817500197,0.22885941668370724],"twin_dists":[0.1373698737760422,0.155934832527188,0.1616685803310781,0.17869724158664768,0.18179273901457066,0.18538618658759404,0.18764411831470118,0.19175685185284863,0.1925892472682399,0.198501952284838,0.20136760707926213,0.2029091072844856,0.20429498915959807,0.20498958674592915,0.20904676450861456,0.20942883155344166,0.21017881222685772,0.21108353822349046,0.2142581675412654,0.2181104524155265,0.22014080418483253,0.2206721832731336,0.2213966478461005,0.22253123337411196,0.2230400909487771],"n_dims_used":43,"mean_confidence":0.9200445663097293},"coverage":{"mean_confidence":0.9200445663097293,"n_dims_used":43,"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}}