{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003509","480:4800003345","480:4800003396","480:4800003637","480:4800003513","480:4800003639","480:4800003578","480:4800003450","480:4800003039","480:4800003248","480:4800003395","480:4800002949","480:4800003247","480:4800003510","480:4800003707","480:4800003211","480:4800003033","480:4800002902","480:4800002947","480:4800003040","480:4800002910","480:4800003575","480:4800003642","480:4800002992","480:4800003299"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6203770085924966,0.5163118621248634,0.4866183547247261,0.44263347180385093,0.41995036292940197,0.3752420103238776,0.36614242980137424,0.3563371558461519,0.32151118683262586,0.31101862099858857,0.26901070978109176,0.26583199817884234,0.2523814022195308,0.2478853902764043,0.2450088390051658,0.23375758764298019,0.2244151631402297,0.21946017975612578,0.21655067749861517,0.20804878910544597,0.20662160909748867,0.18287220152425462,0.15686164239957395,0.1543581857683249,0.15365835092156876],"twin_dists":[0.12690909429085487,0.14933242936420416,0.1558791587817029,0.16581399117003096,0.17108160284982396,0.1818413599437056,0.18410439191036584,0.18657480900540135,0.19565176108925453,0.19849160200293842,0.21046112274702133,0.21141163203795935,0.21551447986814906,0.2169167384870994,0.21782247564275314,0.221432813061848,0.22451821011272166,0.2261893471539375,0.22718241987622187,0.23013690722180266,0.23064086435642955,0.23940400308944598,0.24997995713476137,0.2510631723544496,0.2513682800364075],"n_dims_used":43,"mean_confidence":0.9129388498705487},"coverage":{"mean_confidence":0.9129388498705487,"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}}