{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004735","490:4900002048","490:4900001886","466:4660000715","490:4900004595","490:4900001593","493:4930004272","490:4900007751","466:4660001147","466:4660002633","470:4700002785","490:4900005279","496:4960000707","466:4660000361","490:4900003085","466:4660000264","490:4900005141","466:4660000518","466:4660002359","493:4930006232","490:4900008537","466:4660000519","490:4900007635","490:4900009306","488:4880002762"],"twin_admin_codes":[490,490,490,466,490,490,493,490,466,466,470,490,496,466,490,466,490,466,466,493,490,466,490,490,488],"twin_sims":[0.7328938702962345,0.5611857658972638,0.4593746815229183,0.4549873589825894,0.43705050223511993,0.4092680312483242,0.4047856204598315,0.39276419633886694,0.3799703199787882,0.37227305056010485,0.3716679152063676,0.3707254958993908,0.36534297944836003,0.36128205782697975,0.357102229597283,0.35636635466211763,0.34616590850223217,0.3456329421614001,0.34557119211602577,0.34554161859169047,0.34412293366438096,0.33345004505694104,0.33302244206811005,0.31761820625114395,0.314683441116265],"twin_dists":[0.10238762526569102,0.13960187976187777,0.16199353686879833,0.1629897022128233,0.16710022448739245,0.1736033786932579,0.17467009834732525,0.1775575533764964,0.1806761041700659,0.1825767105041217,0.18272694436011017,0.18296115528831453,0.1843045455675289,0.18532468643131073,0.18638081115615218,0.1865674011986031,0.18917476221510507,0.18931209584882838,0.18932801471092145,0.18933563915533758,0.1897018019675082,0.19248277226370772,0.19259518553585522,0.19669920740173932,0.19749362912646515],"n_dims_used":45,"mean_confidence":0.9167284647623698},"coverage":{"mean_confidence":0.9167284647623698,"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}}