{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001311","480:4800001805","480:4800002192","480:4800002509","480:4800002086","480:4800002139","480:4800001430","480:4800001487","480:4800001365","480:4800002094","480:4800002327","480:4800002316","480:4800001247","480:4800002033","480:4800002464","480:4800002409","480:4800001750","480:4800001811","480:4800002178","480:4800001870","480:4800002282","480:4800002283","480:4800002463","480:4800002224","480:4800001812"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9137752961937835,0.8912556287654263,0.8782930996345906,0.8539746216932471,0.8518751600613994,0.8479789162089448,0.8428995407120353,0.8148252944455701,0.813307113739587,0.8036018735529815,0.7819991267038363,0.776926091251496,0.7611935838847348,0.7601856013794013,0.7577259721731121,0.7573962397706294,0.7561226003107311,0.7477881243336074,0.7433500141106264,0.7333318667529001,0.7279805457122454,0.726730831102072,0.7237040464804163,0.7233033897185206,0.7086474713539056],"twin_dists":[0.05515327247682262,0.062319184802017875,0.06616589933006195,0.07297370019822186,0.0735404553473478,0.07458448956179842,0.07593104916417352,0.08311592802758455,0.08349353663672612,0.0858845195232786,0.09107927605717522,0.09227672417280931,0.09594333436789065,0.0961760106812778,0.09674271542395,0.09681857373102933,0.09711134041617922,0.09901779410779643,0.10002667306030204,0.10228915414505252,0.10348983209388425,0.1037694904033653,0.1044456966757459,0.1045350895805142,0.10778754591671552],"n_dims_used":42,"mean_confidence":0.9111756824311756},"coverage":{"mean_confidence":0.9111756824311756,"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}}