{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001369","500:5000002401","485:4850007918","500:5000001269","500:5000002160","478:4780008606","500:5000002269","500:5000001586","485:4850008749","489:4890003126","485:4850001665","485:4850007535","500:5000001571","499:4990000286","499:4990002201","500:5000000986","485:4850006265","485:4850007137","485:4850006940","485:4850008745","485:4850004022","500:5000001099","485:4850006293","500:5000000099","485:4850002062"],"twin_admin_codes":[500,500,485,500,500,478,500,500,485,489,485,485,500,499,499,500,485,485,485,485,485,500,485,500,485],"twin_sims":[0.10450417830910176,0.10440622424547662,0.09861920884894607,0.09523643606894712,0.08940935904284705,0.08116721108652301,0.07655884185214283,0.06373625289751751,0.04991854866904114,0.047967656595821334,0.04758782595233899,0.04757265173722355,0.044601318676037394,0.04399782775281498,0.043960325417652664,0.04388262528649245,0.043740415636521444,0.0426222448539266,0.04248563037719258,0.03779022243929377,0.03652309879185558,0.03517615385932662,0.03365669906056586,0.03257456638651726,0.029040152272511523],"twin_dists":[0.27602702527833345,0.27608432380202297,0.27954645276508167,0.28164459733635133,0.28540076915758283,0.29106051463620763,0.2944283935694971,0.30474885909592175,0.31798635757395827,0.32009402244218865,0.3205126741681009,0.32052945721223375,0.3239056097632492,0.3246142606218377,0.32465856663693177,0.32475046426653253,0.3249190133315707,0.326260583201668,0.3264265151464406,0.3324231247480593,0.33414918056877313,0.33604063624353914,0.3382497764024186,0.33987552669648485,0.3455284237576566],"n_dims_used":45,"mean_confidence":0.9121676127115885},"coverage":{"mean_confidence":0.9121676127115885,"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}}