{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000917","493:4930003556","493:4930000239","493:4930002866","493:4930000735","493:4930000733","493:4930000552","493:4930000193","493:4930000607","493:4930001541","493:4930003038","493:4930000949","493:4930000419","493:4930000147","493:4930002720","466:4660012515","493:4930000564","493:4930000031","493:4930000551","493:4930000113","493:4930000418","490:4900001621","493:4930000365","493:4930000070","490:4900002658"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,466,493,493,493,493,493,490,493,493,490],"twin_sims":[0.32541763455110734,0.2583657474379881,0.2550588629374003,0.2541704574163272,0.22368810249103735,0.2179812927353532,0.20656706089855406,0.19728504588797044,0.19410973572459564,0.17961381646500016,0.17911315782104487,0.17586526659222224,0.16941491512839454,0.15994812508526066,0.15938075983988356,0.15651814179358095,0.15610094177793105,0.15493119451265247,0.1542418082654511,0.1537727259436047,0.1528346510601485,0.1381463446365459,0.13252041367111603,0.13139917977564977,0.12750837163491963],"twin_dists":[0.19460779851751947,0.21367247091485703,0.21468696074994145,0.21496092462028396,0.22476186965971526,0.22669300891491842,0.23066017315562856,0.2339980511497585,0.2351647660623925,0.2406673561320331,0.24086290804201688,0.24214101929862358,0.24473016131921935,0.24866170602920132,0.24890263189019746,0.2501278341810487,0.2503077579672992,0.25081411069157467,0.2511138392152423,0.2513183463307658,0.25172869718895596,0.2584105260303526,0.26111029597052593,0.2616586046713169,0.26358911133705704],"n_dims_used":45,"mean_confidence":0.9246405707465277},"coverage":{"mean_confidence":0.9246405707465277,"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}}