{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004918","490:4900004778","490:4900007550","490:4900006208","490:4900006084","490:4900007433","490:4900004920","490:4900004777","490:4900004638","490:4900004779","490:4900004919","490:4900007552","490:4900005837","490:4900005057","490:4900004637","490:4900005173","490:4900005060","490:4900004636","490:4900007311","490:4900004774","490:4900005831","490:4900005966","490:4900004641","490:4900007551","490:4900003138"],"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":[0.4924143831597448,0.35507669174541917,0.3339232918712912,0.2312422625527613,0.22628727116838004,0.21697157987315457,0.21223545463155022,0.20006930003470563,0.19504687022056658,0.16871784176494414,0.16794553964473413,0.15152152846641065,0.15124927041118186,0.1353478973332843,0.10633482794002337,0.0983452825174481,0.09460874387560722,0.07581163474782346,0.07305601941276586,0.07205051701787007,0.07035553608832193,0.06434681916588798,0.05442231490430091,0.05218498209068608,0.05207153378159851],"twin_dists":[0.1545926169112371,0.18689489076962307,0.19235845111410943,0.22225538776601939,0.22389321803723072,0.22703820470618555,0.22867198224679344,0.23298567021595576,0.23481906308071046,0.24501416902539494,0.2453298140447569,0.2523062249972658,0.2524264274004837,0.25974292225690326,0.2749637921295279,0.27971423250449323,0.28204034647973325,0.29498973596222444,0.29709927971315075,0.2978850674154557,0.29923001858281595,0.30422071010543966,0.31337080267737927,0.3156222886261762,0.31573857397984706],"n_dims_used":45,"mean_confidence":0.9217486063639323},"coverage":{"mean_confidence":0.9217486063639323,"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}}