{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012343","490:4900012553","490:4900012885","490:4900012693","490:4900013208","490:4900012344","490:4900013178","490:4900012410","490:4900013243","490:4900012888","490:4900012538","490:4900012830","490:4900013246","487:4870001015","490:4900012946","490:4900013110","490:4900012476","490:4900013241","487:4870001078","487:4870000271","487:4870000564","490:4900013068","487:4870000995","490:4900012415","487:4870003649"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,487,487,487,490,487,490,487],"twin_sims":[0.26834062363587374,0.25383148496740365,0.2008060547345916,0.16678250241311648,0.1325714378698837,0.12248286396472599,0.11220274251633107,0.11021937959672208,0.09189246178958255,0.09166891919230079,0.08795863607477587,0.08733787316398488,0.08467935732730418,0.08430619640884239,0.08125599528303822,0.08044451813489081,0.07829342594747793,0.07657296183943027,0.07547328433602322,0.07468124852332376,0.07390320440372025,0.07356337878951151,0.07265539319198527,0.0722730838196279,0.06902466563941129],"twin_dists":[0.2106609120585201,0.21506561614275843,0.23271940725496765,0.245807132631311,0.26108542720694927,0.26614981584250547,0.27164874143984724,0.27275389641619374,0.2837771681664359,0.2839219015422807,0.2863659478533952,0.2867828120870489,0.28859522141193544,0.2888532345015384,0.2909971525742808,0.2915783504335781,0.29314208942692305,0.2944178284430416,0.29524539104259084,0.2958474823541104,0.2964439776696285,0.29670610140758447,0.2974113087321583,0.2977103727300655,0.3003046049019035],"n_dims_used":45,"mean_confidence":0.9151666429307725},"coverage":{"mean_confidence":0.9151666429307725,"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}}