{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013306","490:4900013378","494:4940008276","490:4900013345","490:4900013304","490:4900003025","490:4900003023","490:4900013324","490:4900013369","487:4870001806","466:4660010347","490:4900013278","490:4900003026","466:4660008326","466:4660008977","466:4660009147","494:4940008165","490:4900013006","494:4940007449","487:4870000582","490:4900013327","466:4660009852","494:4940005834","494:4940008367","487:4870000093"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,487,466,490,490,466,466,466,494,490,494,487,490,466,494,494,487],"twin_sims":[0.5280439571854052,0.15784236912581331,0.09379766736103638,0.08424190860058493,0.05941342004562448,0.04704239924507102,0.04419667296219451,0.04207203388263611,0.04174417002463601,0.040153127839081856,0.03762937441820403,0.03712512228227747,0.03224519523998647,0.031565183934670005,0.029334219577182838,0.02884635645864534,0.02758021847955328,0.027407500567124377,0.027251899637054867,0.027180430101255468,0.026902718809136292,0.026815642246373766,0.02645189413095686,0.026121246920253614,0.025968875982543545],"twin_dists":[0.14677262238340985,0.2495590508464112,0.2825547919897988,0.28889777670896416,0.30861168821324564,0.32111875896098574,0.3243798694355353,0.3269316225261936,0.3273350083997958,0.3293313262946025,0.3326394849237417,0.3333228849720572,0.34037951188839266,0.3414341009551444,0.3450362351814656,0.345855129897487,0.34803728589207283,0.3483416091792931,0.3486171900564105,0.3487442223265138,0.34924058269892094,0.3493971260277681,0.3500558357319547,0.35066141575216747,0.35094271174473246],"n_dims_used":45,"mean_confidence":0.915157233344184},"coverage":{"mean_confidence":0.915157233344184,"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}}