{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001535","491:4910001160","491:4910001107","491:4910001992","492:4920004981","491:4910001371","491:4910002759","491:4910001434","491:4910002302","492:4920004486","491:4910001172","491:4910001424","491:4910002237","491:4910002468","491:4910000977","491:4910001936","491:4910002928","492:4920003192","491:4910001300","491:4910001376","491:4910002969","492:4920002060","492:4920003850","491:4910002298","492:4920003522"],"twin_admin_codes":[491,491,491,491,492,491,491,491,491,492,491,491,491,491,491,491,491,492,491,491,491,492,492,491,492],"twin_sims":[0.17991992565038198,0.16243786425934126,0.14670901564042307,0.12465416596239741,0.10336243470719066,0.09375239326460501,0.09021047789548915,0.08999929544915287,0.08639897957792149,0.08639720498178853,0.08591941405080236,0.0830324627971569,0.08163905560295469,0.07633764238506302,0.0749803198208958,0.07410720140858351,0.07235669354343241,0.07168261423967161,0.06966516452059654,0.06797022179335087,0.06699974209281256,0.06643511294179742,0.06514681292463047,0.06505519597793652,0.06267478941464143],"twin_dists":[0.24054798342779882,0.24761174551187223,0.25445485635366943,0.2650338354417536,0.2766975073304722,0.2825836114242709,0.28487309022793067,0.28501182974975847,0.28741781055078663,0.2874190159432799,0.2877442742332357,0.2897408490402185,0.2907244102109896,0.2945941088961471,0.2956195310002093,0.29628709253047286,0.297644859256211,0.2981747983931014,0.2997853648765137,0.3011680197066999,0.3019723715823076,0.3024447255234199,0.3035348706912651,0.30361306431892326,0.30567698101007973],"n_dims_used":45,"mean_confidence":0.889534674750434},"coverage":{"mean_confidence":0.889534674750434,"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}}