{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002460","490:4900002164","490:4900003214","490:4900003460","490:4900001707","490:4900003602","490:4900002150","490:4900003595","490:4900002021","490:4900002309","490:4900003225","487:4870001955","490:4900002327","490:4900001722","490:4900004149","490:4900001862","490:4900003455","490:4900002303","490:4900003330","490:4900002767","490:4900002608","490:4900004302","466:4660014120","487:4870001688","487:4870002038"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,466,487,487],"twin_sims":[0.5420750115938072,0.5316461214804451,0.49896847103285386,0.4790722567017104,0.4754415964396841,0.44083765056077795,0.4252411601034809,0.40608350501933854,0.4003495169620241,0.3933462956880167,0.3780890311978534,0.37479036461462867,0.3742318408729137,0.3731706919176536,0.3677981605419364,0.3668314031002554,0.36441752352657497,0.3628359861664084,0.3608372526356407,0.3586188140395179,0.3501367157955485,0.340542981966002,0.3396204108087162,0.329549490711005,0.3214479247490824],"twin_dists":[0.14372721833613733,0.14598922968520048,0.15314315474185541,0.15756123623914262,0.15837353488264003,0.1662270265854137,0.1698427454542337,0.17436069171749166,0.17573101067512997,0.1774168111900749,0.18113888384639418,0.18195303845270439,0.18209123605394098,0.18235407964283853,0.18369055285907063,0.18393207381706042,0.18453652208825333,0.18493364287798916,0.18543677828152993,0.18599688519284724,0.18815506311538682,0.19062937512614375,0.19086925929142193,0.19351113269136322,0.19566872536161367],"n_dims_used":45,"mean_confidence":0.9142086452907986},"coverage":{"mean_confidence":0.9142086452907986,"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}}