{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003499","498:4980003493","498:4980003560","498:4980003615","498:4980003614","498:4980004615","498:4980003454","498:4980003502","498:4980003732","498:4980003443","498:4980003444","498:4980003795","498:4980003503","498:4980003557","498:4980004033","498:4980003255","498:4980004386","498:4980004574","498:4980004745","500:5000008867","498:4980003434","498:4980003791","498:4980003806","498:4980003970","498:4980003455"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498],"twin_sims":[0.8919637734028346,0.8062254427658385,0.7850535459087621,0.7807757616026996,0.7797990030552915,0.7658697079528411,0.7546619885476051,0.7366323427253443,0.7205084374073095,0.7154662335064181,0.71267472798997,0.7063056720680738,0.7041536603308716,0.6967159476786944,0.677012051914628,0.6583422702383819,0.6486107229150904,0.6440651244059359,0.6434089370204039,0.6410314304820308,0.6335426992038091,0.6319954544421129,0.6270274869562413,0.6232987930919203,0.6118686868139507],"twin_dists":[0.06210384509222391,0.08524197378036506,0.09035444754757775,0.09136876250463366,0.0915995617955072,0.09486052783428281,0.09744660763326006,0.10154596524257346,0.1051579461166402,0.10627842428264021,0.10689706483274805,0.10830429215927631,0.10877849777535012,0.11041279165947837,0.11471177663394205,0.11875249223227075,0.12084924717087846,0.12182689811780573,0.1219679479553081,0.12247884290927304,0.12408661172039144,0.1244185491797885,0.12548388016994697,0.1262830583919151,0.12873144290343072],"n_dims_used":43,"mean_confidence":0.9261437349541243},"coverage":{"mean_confidence":0.9261437349541243,"n_dims_used":43,"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}}