{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002911","490:4900001723","490:4900001428","490:4900002765","490:4900003875","490:4900002175","490:4900002489","490:4900001203","490:4900002163","490:4900001673","496:4960008136","490:4900002912","490:4900004299","494:4940007487","490:4900001292","490:4900003327","494:4940007296","490:4900004271","494:4940007491","487:4870001870","490:4900003212","487:4870008201","494:4940007512","490:4900001734","490:4900002939"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,490,490,494,490,490,494,490,494,487,490,487,494,490,490],"twin_sims":[0.5273655044342892,0.4580811108330261,0.4188189808334055,0.40493762898978347,0.3915066767360439,0.3770060372004687,0.3529573513793072,0.33703961099716206,0.3342094887985327,0.330451528258042,0.3296063759433822,0.3242527555077887,0.3045985432890596,0.295102477831143,0.289262926804378,0.28492659958235533,0.28470439234909845,0.28276391996911837,0.25992061209678125,0.2590159302907916,0.25593694852521043,0.2535846860119232,0.25171482109384835,0.25148471513471404,0.2505754133988269],"twin_dists":[0.14692029939257156,0.1622868910304349,0.17134737177153073,0.1746338376994834,0.17786193294607675,0.18140579754216876,0.18743440354814683,0.19154217817599054,0.1922833141821821,0.19327272535134532,0.19349608741976643,0.19491836835195317,0.200256236040572,0.2029063992543085,0.20456111770020657,0.20580280873151705,0.20586674150464426,0.2064263305310259,0.21319829948614458,0.21347397316691194,0.21441677320437919,0.21514189580159293,0.21572136660562088,0.2157928656477052,0.21607581502060497],"n_dims_used":45,"mean_confidence":0.915016852484809},"coverage":{"mean_confidence":0.915016852484809,"n_dims_used":45,"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}}