{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001434","489:4890001296","489:4890001431","489:4890001435","489:4890001228","489:4890001049","489:4890001292","489:4890001290","489:4890001287","489:4890001433","489:4890001301","489:4890001352","489:4890001167","489:4890001359","489:4890001356","489:4890001161","489:4890001048","489:4890001171","489:4890001239","489:4890001437","489:4890001231","489:4890001357","489:4890001050","489:4890001428","489:4890001519"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8004694540164563,0.7504127133313939,0.6927783179370772,0.5986085956465851,0.5959053280132215,0.5911056878306202,0.5565219747700068,0.5368050093730505,0.48496302352603826,0.4624298326610985,0.4361190074332564,0.43159640295286267,0.4182327604645884,0.40024760349276467,0.37907758733157126,0.35227642412617344,0.35118044974534246,0.31526479097841137,0.30028678440996653,0.24665758306770189,0.23615987492210272,0.22879237809629577,0.218420267225849,0.21611970853195062,0.21271450587949076],"twin_dists":[0.0866481673111167,0.09841914687044864,0.11127526299805074,0.1315709099267611,0.1321498876746361,0.13317809554953491,0.14060658758210845,0.14486919664101533,0.15624744293981577,0.16130185941011996,0.16731545462865507,0.16836306397540923,0.17148519876408244,0.17575544591757533,0.18089556939494136,0.18760810159718252,0.18788804193255743,0.19733592942871117,0.20145348402680857,0.21730250600062348,0.22065260823821986,0.22306224549573733,0.22654326949225814,0.22733027985246534,0.22850561527597985],"n_dims_used":45,"mean_confidence":0.9146965874565972},"coverage":{"mean_confidence":0.9146965874565972,"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}}