{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690000138","470:4700003830","493:4930005787","496:4960006051","485:4850001087","499:4990002263","496:4960006832","469:4690007427","481:4810001813","496:4960007093","479:4790000662","499:4990002375","485:4850002232","488:4880000204","481:4810000560","466:4660009950","488:4880004206","499:4990000703","472:4720002791","470:4700005349","488:4880004200","493:4930000626","466:4660001611","466:4660012739","493:4930000831"],"twin_admin_codes":[469,470,493,496,485,499,496,469,481,496,479,499,485,488,481,466,488,499,472,470,488,493,466,466,493],"twin_sims":[0.017017976040198394,0.007399503795011576,0.0013820856033616878,0.0013583244567637305,0.0013495754617891178,0.0007079208392502177,0.00047932102317895664,0.0003030980978995651,0.00029600232765145,0.0002787420973836437,0.00022197585382469938,0.00022107230290703428,0.0002026257309951813,0.00017642551015489236,0.00017235979657110028,0.00016756329764373303,0.0001527143470387731,0.0001484337307582896,0.0001234403209491686,0.00009499130001564686,0.00008791063755378181,0.00007921258593145223,0.00006361617319064804,0.00005451774417719437,0.00005434204162653553],"twin_dists":[0.3706994220319574,0.4068344936629088,0.47129093364244534,0.47191118202691307,0.4721420896394888,0.49465570254858593,0.5077790175917134,0.5227816444134163,0.5235454106478461,0.5254774908132261,0.532736913292059,0.5328660395506687,0.5356169339688801,0.5399596999283297,0.5406875166275116,0.5415672492222413,0.5444496323485389,0.5453297172386079,0.551003215243864,0.5589652260113531,0.5612979336598439,0.5644200985232175,0.5709351837411885,0.5754768964701986,0.5755715038611418],"n_dims_used":45,"mean_confidence":0.9158335367838542},"coverage":{"mean_confidence":0.9158335367838542,"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}}