{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007483","490:4900007497","490:4900006752","490:4900007484","490:4900006749","490:4900007604","490:4900001146","490:4900005231","490:4900004284","490:4900007605","490:4900006884","490:4900001824","490:4900005891","490:4900002436","490:4900002138","490:4900003444","490:4900002741","466:4660003779","490:4900003445","490:4900003987","490:4900006747","490:4900010723","490:4900000767","490:4900007119","490:4900001681"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.38636988895490526,0.3530178483458437,0.30625194097462904,0.28866005750020485,0.2450121669203309,0.24300272102741563,0.23456288374657064,0.19487482962178354,0.19284760883711607,0.18114486728168808,0.17398681500211863,0.17063779713548669,0.1683252530675254,0.16488456606091267,0.16273148444865865,0.15287644509280457,0.14697501611612546,0.1405528782662079,0.14051954292171462,0.13951335182740293,0.1382846577023707,0.13442355995643282,0.1329241082149473,0.1309773197566309,0.12688895478461035],"twin_dists":[0.17911006570346916,0.18741897978301542,0.1997997469771323,0.20473307691813408,0.21782142384171277,0.21845820242883734,0.22117068970530052,0.23488244119320134,0.23563219489488452,0.24007173010182162,0.24288791464799217,0.24423394517736885,0.24517449244842163,0.24659123922850504,0.24748869290918146,0.25171037557015824,0.2543347484318857,0.2572807695163525,0.2572963200018368,0.2577669941593576,0.25834519810245915,0.26018755211830763,0.2609137352954704,0.26186581650156576,0.2639005446508988],"n_dims_used":45,"mean_confidence":0.9248786078559028},"coverage":{"mean_confidence":0.9248786078559028,"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}}