{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001753","480:4800002081","480:4800002464","480:4800001372","480:4800002040","480:4800001580","480:4800002224","480:4800002135","480:4800002080","480:4800001412","480:4800001693","480:4800002083","480:4800001355","480:4800001978","480:4800001249","480:4800002316","480:4800002079","480:4800001754","480:4800001810","480:4800002178","480:4800001429","480:4800002237","480:4800001694","480:4800001581","480:4800001925"],"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":[0.8484147177685119,0.8287727356241084,0.7984493662898663,0.7894969289499468,0.771397001286146,0.7703259971676583,0.7584965692317264,0.756877629484467,0.7555754707575618,0.7445645834113893,0.7368149045130788,0.7305826272404752,0.7163333588083597,0.710095906043031,0.7079878727850292,0.7039484262997977,0.6919420939554104,0.6852428496872489,0.6801597281386449,0.6760588584610059,0.6596782862613343,0.6543052564193178,0.6459357482731326,0.6240734067278689,0.6175281770866254],"twin_dists":[0.0744682028704725,0.07959712761623255,0.08713866263217143,0.08929460568519014,0.09357312524483448,0.09382323543758006,0.09656532825877312,0.0969378319528013,0.09723698738306047,0.09975099313661039,0.1015047954808845,0.10290665359748076,0.10608601520163818,0.10746754629099393,0.10793317143729454,0.10882368957780846,0.11145819210180206,0.11292091560536838,0.11402767185295834,0.11491876150616537,0.1184641872864167,0.11962297385940368,0.12142469191189127,0.1261170587066993,0.12751936446424514],"n_dims_used":42,"mean_confidence":0.9113077436174665},"coverage":{"mean_confidence":0.9113077436174665,"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}}