{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011793","481:4810003047","496:4960009270","481:4810004364","488:4880001717","488:4880002664","481:4810003043","488:4880001364","496:4960010727","487:4870012137","488:4880002277","496:4960011792","487:4870012225","496:4960011957","496:4960009374","496:4960010017","488:4880002130","496:4960012034","481:4810002174","496:4960010239","493:4930004141","488:4880002738","496:4960011272","496:4960010006","496:4960000569"],"twin_admin_codes":[496,481,496,481,488,488,481,488,496,487,488,496,487,496,496,496,488,496,481,496,493,488,496,496,496],"twin_sims":[0.3836604762921716,0.34005903918054414,0.291258483790325,0.2852492577839733,0.28105440317372354,0.2741789372905628,0.27245458227767927,0.2686768967815077,0.2660948599059651,0.2648907400610177,0.26224258246088855,0.246808664616289,0.22523475627743753,0.22226168078403072,0.21849777819033744,0.21612400442665597,0.2047082835629721,0.20337890548262785,0.19816274432211053,0.19690552969746403,0.19481656272246897,0.1920515532961675,0.1878343942166505,0.18747570812395786,0.18733527208291387],"twin_dists":[0.17977155916846477,0.19075516493517974,0.2039934355594712,0.20571002790703338,0.20692124233136167,0.20893041858945297,0.20943913936343359,0.21056061206230545,0.21133276322610814,0.21169444539389884,0.21249349983876276,0.21725497089697632,0.22424416913018588,0.22524144344505304,0.22651685057521204,0.2273288050061991,0.2313202306707417,0.23179481771576368,0.23367785244320313,0.23413681006800122,0.23490391496738813,0.2359281102263582,0.23751019186186573,0.23764589684662418,0.23769907889598924],"n_dims_used":45,"mean_confidence":0.9200422498914931},"coverage":{"mean_confidence":0.9200422498914931,"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}}