{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012459","466:4660000179","466:4660000254","466:4660000219","466:4660000255","466:4660001347","466:4660000339","466:4660006880","466:4660001282","466:4660000485","466:4660000215","466:4660000656","466:4660000180","493:4930003955","496:4960012349","466:4660002482","493:4930005012","466:4660001255","466:4660000589","487:4870012435","466:4660006365","496:4960012455","466:4660006749","466:4660000734","493:4930004303"],"twin_admin_codes":[496,466,466,466,466,466,466,466,466,466,466,466,466,493,496,466,493,466,466,487,466,496,466,466,493],"twin_sims":[0.7696365254254156,0.7391626170729609,0.7048668366973614,0.639977092035747,0.5760276082425717,0.5627608913087355,0.5477396008907748,0.5441351315658577,0.5440028634702858,0.5317640810544488,0.5292178998712798,0.5236617240778962,0.5218715937344949,0.5048519991089601,0.5028570551430336,0.499724057144105,0.4987926763131714,0.49392996103055703,0.49256617202976605,0.4906547766279029,0.48454928206425585,0.4830852663630507,0.47472390509171636,0.47319412370591457,0.46997383193526104],"twin_dists":[0.09398407820308305,0.10097477577443832,0.10862141520941371,0.12270532995851649,0.13641145777073915,0.13926281405077007,0.142502000160987,0.1432813650440682,0.143309981492859,0.14596359503612058,0.14651719043648412,0.1477272332339801,0.1481177059924873,0.1518465450400176,0.15228572376160643,0.15297640358556347,0.1531819612279144,0.1542569483029812,0.1545589852394273,0.15498271452557183,0.15633955415680253,0.15666568417718746,0.15853434493038335,0.15887738407336127,0.1596007132548932],"n_dims_used":45,"mean_confidence":0.9159432305230035},"coverage":{"mean_confidence":0.9159432305230035,"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}}