{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000213","480:4800000180","480:4800000242","480:4800000181","480:4800000212","480:4800000211","480:4800000179","480:4800000182","480:4800000240","480:4800000241","495:4950000272","480:4800000216","495:4950000226","480:4800000054","480:4800000157","480:4800000244","480:4800000215","480:4800000149","480:4800000161","480:4800000055","480:4800000243","480:4800000021","495:4950000575","495:4950000223","491:4910003271"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,495,480,495,480,480,480,480,480,480,480,480,480,495,495,491],"twin_sims":[0.8473777999824794,0.803644070914595,0.7375519977860459,0.7160313644409647,0.6256336064247836,0.4138553276959942,0.3810022062353681,0.37585632680133374,0.28575335200737073,0.27933964342652917,0.2172643517523683,0.19516064977475295,0.1581565321820446,0.15132284513514038,0.1212914340860097,0.11583098914495658,0.11413333423700557,0.10941937440388015,0.10553826099550914,0.10547366841214645,0.1023163346419601,0.10197834073014181,0.10143503671300619,0.09483011402581906,0.08717824646907717],"twin_dists":[0.0747446887779117,0.08587420636144187,0.10133850632710532,0.10615303878065331,0.12578266954509476,0.17251701091426988,0.18042274028966687,0.1816895634344064,0.20556520112832896,0.20741950822187522,0.22693800227457123,0.2347771690945193,0.2494246224458354,0.2523939283574334,0.26676858833010836,0.2696654220773561,0.2705873723554449,0.27320402259231963,0.275424671097658,0.27546216157335973,0.27731691150023624,0.27751809671178734,0.2778425834810617,0.28190054096885186,0.28689038754834556],"n_dims_used":42,"mean_confidence":0.8929821196056548},"coverage":{"mean_confidence":0.8929821196056548,"n_dims_used":42,"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}}