{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010916","490:4900010915","490:4900011151","490:4900011221","490:4900007773","490:4900008342","490:4900010745","490:4900007787","490:4900008005","490:4900008453","490:4900009934","490:4900010750","490:4900008107","490:4900008010","490:4900010490","490:4900010661","490:4900010746","490:4900008891","490:4900011887","490:4900008345","490:4900010835","490:4900011076","490:4900011587","490:4900010496","490:4900011433"],"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":[0.48277107746058817,0.462996829200834,0.3444883560200503,0.3194600111422401,0.3173609009477741,0.27668807111136806,0.2675272898768495,0.25267381820277635,0.24948653487938688,0.24937217140755022,0.23410537426269265,0.23267400076819372,0.2203330525945887,0.20219411487053823,0.18757539751971275,0.1864721480140469,0.18601905981899433,0.17469101519168687,0.1719887948449784,0.1712877700886665,0.16418702207416852,0.15975474519825703,0.15731375719360438,0.15281666086368037,0.15215062837241455],"twin_dists":[0.156735714329886,0.16117367081929113,0.18960740994133424,0.196202757351789,0.19676869186426196,0.20819366462213115,0.21090382731079577,0.2154238325691221,0.21641550801714543,0.21645124050381034,0.22131953623030012,0.22178645650668372,0.22589314173045613,0.23221958396955916,0.23760816219258873,0.2380265531889102,0.23819888364194364,0.24260724517934987,0.2436886991543261,0.24397123945765936,0.2468810581719425,0.24874375288753,0.24978568159133607,0.2517365848419877,0.25202908221150316],"n_dims_used":45,"mean_confidence":0.886903805202908},"coverage":{"mean_confidence":0.886903805202908,"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}}