{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002504","480:4800001820","480:4800001867","480:4800001486","480:4800002473","480:4800001812","480:4800002178","480:4800002369","480:4800001694","480:4800001364","480:4800002139","480:4800001925","480:4800002135","480:4800001305","480:4800001365","480:4800002224","480:4800001693","480:4800002187","480:4800002033","480:4800002464","480:4800001872","480:4800002040","480:4800002131","480:4800002145","480:4800001580"],"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":[0.9144928003818678,0.795327600605209,0.7677158348469112,0.7085385094988665,0.7023047507323795,0.6834043691835636,0.6293400932177512,0.6234609091754856,0.6198816574479638,0.6131880197876693,0.6047284403521652,0.6044999308744868,0.601852897515169,0.5989817016699572,0.5964901617127123,0.5881153874433828,0.583574301001151,0.5725091216277163,0.5603251214364439,0.5592731037755002,0.556797458287424,0.5527405214406632,0.5486647016804673,0.548185172436876,0.545448891072191],"twin_dists":[0.05491270374679931,0.08789368994984817,0.09443145678527418,0.10781160661769523,0.1091854206552109,0.11332150681217074,0.124988048697388,0.12624831792211316,0.1270152160219358,0.1284489104847828,0.13026039195476766,0.13030932245336935,0.13087614151312,0.1314910049716208,0.13202462292579253,0.13381889456178642,0.13479238741970406,0.13716696429085146,0.13978719819877264,0.14001377707412285,0.1405472076670774,0.1414221185663773,0.14230211532576031,0.14240571924880407,0.14299719767183852],"n_dims_used":42,"mean_confidence":0.9115685054234096},"coverage":{"mean_confidence":0.9115685054234096,"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}}