{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003204","480:4800003567","480:4800003035","480:4800003030","480:4800003110","480:4800002900","480:4800003392","480:4800003116","480:4800003506","480:4800002861","480:4800003078","480:4800002806","480:4800002954","480:4800002669","480:4800002618","480:4800002901","480:4800003079","480:4800002998","480:4800003241","480:4800002607","480:4800003165","480:4800003690","480:4800002656","480:4800003348","480:4800003390"],"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":[0.6254863972583773,0.6197713213547261,0.5688566932079433,0.5150826720339777,0.5045526256499024,0.4952911814187408,0.4422928884012562,0.4370225588679769,0.3976878035252452,0.3946534771646119,0.3780421884391434,0.3705812966316253,0.35934664163023633,0.3565525828971149,0.3525546794727738,0.34184595068968965,0.33527378776051653,0.3216641393667697,0.3062874868490206,0.3052612286058541,0.2953526301275217,0.2859976952543996,0.2805917507488157,0.2716537967328159,0.2715486426703242],"twin_dists":[0.12581422237377035,0.12703885338375867,0.13795174062908983,0.14960141372414293,0.15191242094518895,0.15395572225458312,0.16589227469584147,0.1671066784028088,0.17637012707361138,0.1771011074813698,0.18115042096785852,0.18299701785044536,0.18581293004406726,0.1865201620243734,0.1875371002209023,0.19029117339457086,0.1920042040024396,0.19561075326272648,0.19978994872621195,0.2000731025402054,0.20283595023044793,0.20549505631041406,0.2070554952999723,0.20967606136657868,0.2097072044017269],"n_dims_used":43,"mean_confidence":0.9138664423033248},"coverage":{"mean_confidence":0.9138664423033248,"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}}