{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002291","490:4900001415","490:4900002440","490:4900000765","490:4900001142","490:4900003037","490:4900001281","490:4900001679","490:4900001980","490:4900004127","490:4900006998","490:4900007502","490:4900007379","490:4900007120","490:4900002742","490:4900001285","490:4900007370","490:4900001539","490:4900003314","490:4900007624","490:4900003439","490:4900000929","490:4900003184","490:4900003182","494:4940008942"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.8470397344237967,0.733922091026812,0.6365457500377423,0.4441299240749295,0.43672911667427994,0.43621006362103254,0.43522573478123505,0.41612122155164416,0.41240201668003745,0.40809056850093345,0.3934841447003363,0.3797784448909761,0.3675401800650604,0.3627597055707522,0.3623081599483577,0.3610597462200033,0.3585926381702636,0.3559984356669441,0.35201269312669725,0.35007342660908114,0.3486182722072714,0.34121490679523203,0.333369597610836,0.3275264122032045,0.3257848866771474],"twin_dists":[0.07483468338277627,0.10215640192000143,0.12344212855340818,0.16547030476099953,0.16717446289747773,0.16729440724747582,0.16752202488796833,0.17198233070867153,0.17286061408702133,0.17388308652726042,0.17738349569995984,0.1807232527814218,0.1837549719170272,0.1849528189048545,0.18506637395844835,0.18538070063786918,0.18600350458614612,0.18666076597788928,0.1876754238138359,0.18817126793475614,0.18854427603677543,0.19045488239779124,0.1925039152267416,0.19404713818659505,0.19451001292665362],"n_dims_used":45,"mean_confidence":0.9179290771484375},"coverage":{"mean_confidence":0.9179290771484375,"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}}