{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001661","491:4910001773","491:4910001293","491:4910001227","491:4910001158","491:4910002238","491:4910001035","491:4910001534","491:4910002134","491:4910001660","491:4910001478","491:4910001543","491:4910000970","491:4910001224","491:4910001105","491:4910002247","491:4910001946","491:4910001036","491:4910001945","491:4910001476","491:4910001780","491:4910001029","491:4910002003","491:4910003147","491:4910002041"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5051830687415951,0.4997390398079288,0.4836602037599075,0.4535166956351326,0.34732976096867296,0.34379791192714604,0.3400991098651593,0.3393014026954157,0.33763631070465056,0.33380660366376114,0.33351740020239024,0.28243125425927007,0.282195660701117,0.2748107026169561,0.24519833156100415,0.23107713038515895,0.2256752789074618,0.2205502661692849,0.21060617236783719,0.19718842705882958,0.1901777782100601,0.18041564700093046,0.18035244211940965,0.18006538096499783,0.1780377179696063],"twin_dists":[0.1517737067305575,0.15297309775792986,0.15653757215729874,0.16332440444830992,0.18887525105349243,0.1897858028905314,0.19074474583772727,0.19095228818449902,0.1913863483125224,0.19238909599770423,0.19246507231798315,0.20652249642856338,0.20659064245476233,0.20874452642300226,0.21776260041099402,0.22230959559579155,0.2240971488045897,0.22581955343929536,0.22923971857740158,0.2340333594376002,0.2366280347283894,0.24035497290071636,0.24037956099515015,0.2404913109797866,0.24128427819104584],"n_dims_used":44,"mean_confidence":0.8956272818825461},"coverage":{"mean_confidence":0.8956272818825461,"n_dims_used":44,"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}}