{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003248","500:5000003606","500:5000002509","500:5000002505","500:5000002503","500:5000003422","500:5000002643","500:5000002776","500:5000004487","500:5000002510","500:5000002642","500:5000003084","499:4990003017","477:4770000158","500:5000002644","500:5000002511","500:5000003430","500:5000003249","473:4730001368","500:5000003784","500:5000003287","477:4770000568","500:5000007206","500:5000005548","500:5000006268"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,499,477,500,500,500,500,473,500,500,477,500,500,500],"twin_sims":[0.5207418074431958,0.4806969172700616,0.4600755184492777,0.4061897976022778,0.39506854394184243,0.3865244574606607,0.37239487845380553,0.3624608674680024,0.33434865474095593,0.3316197797569107,0.32699094387394984,0.2816266152532053,0.2772128806292514,0.264752445490176,0.25899230543591373,0.2548628195081783,0.2516881378002775,0.24447522653934092,0.2377256012010283,0.23121938359861657,0.22386891723571284,0.21380874134490432,0.21368180098248224,0.20927470349814925,0.20663769569498194],"twin_dists":[0.14836429999575157,0.15719838808091088,0.16183472542903904,0.17433537185033565,0.17700096393177253,0.17907239495477803,0.18254647951508546,0.185027962920066,0.19224679078845128,0.19296448776232974,0.19418931346693574,0.20675538235131155,0.2080400826938665,0.21173605056402617,0.21348118022311466,0.21474736392420535,0.21572965556196302,0.2179912452984996,0.22014688767018573,0.22226289670372573,0.22470122408170584,0.22812655330808462,0.22817046026041912,0.22970589771677075,0.23063517073816064],"n_dims_used":45,"mean_confidence":0.9239739312065972},"coverage":{"mean_confidence":0.9239739312065972,"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}}