{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006007","490:4900006975","490:4900006256","490:4900004660","490:4900006372","490:4900005745","490:4900005486","490:4900007587","490:4900006003","490:4900006008","490:4900005613","490:4900006497","490:4900006000","490:4900006252","490:4900007215","490:4900008062","490:4900005471","490:4900006255","490:4900006728","490:4900005874","490:4900006855","490:4900006492","490:4900007833","490:4900006249","490:4900006004"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42527051041615804,0.32841286630876315,0.32446322483175155,0.29448109667451294,0.27093634393722466,0.25006192843857633,0.23833036959943446,0.23239189856657133,0.2264479801527966,0.2040060017589142,0.20153637534489724,0.1856086758606148,0.18016825249539947,0.1703066646560601,0.15910692457960376,0.15665215101135624,0.14903827441714151,0.13819797834691405,0.13789160208137102,0.1336627570896245,0.11941921144844725,0.118785926987594,0.11419927015316048,0.11340491137081495,0.10639896093807007],"twin_dists":[0.16983589101540075,0.19381205234211407,0.19486220904832713,0.20308154815139137,0.20988869422212533,0.21623588700630367,0.21995213268273248,0.22187870183731023,0.22383972657179987,0.2315706806822774,0.232456132624075,0.2383552264462381,0.24045124964398248,0.24436805812800483,0.24901913657868704,0.2500701150323427,0.25340853105732797,0.25838613271790256,0.2585309738993222,0.26055524317901835,0.26775037136105556,0.26808512471201024,0.2705513681539297,0.27098619597634305,0.2749268027988916],"n_dims_used":45,"mean_confidence":0.9197269015842013},"coverage":{"mean_confidence":0.9197269015842013,"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}}