{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002749","499:4990003430","499:4990003664","500:5000002487","499:4990002982","499:4990003814","499:4990002666","478:4780005516","473:4730000484","499:4990000946","499:4990002406","499:4990003616","478:4780002659","499:4990004155","500:5000003278","467:4670000663","499:4990003178","499:4990002521","499:4990003747","499:4990002582","499:4990002076","499:4990002245","500:5000005006","470:4700006484","499:4990001351"],"twin_admin_codes":[499,499,499,500,499,499,499,478,473,499,499,499,478,499,500,467,499,499,499,499,499,499,500,470,499],"twin_sims":[0.4264945281720612,0.33259887660958803,0.3139660792652904,0.2891251257492115,0.28852741844947,0.2674014970028143,0.21133381207604082,0.2081446611460357,0.19569276577277667,0.18921384242701023,0.18450079568427705,0.178815668024127,0.17487609382281177,0.17468048266538722,0.16332924571938795,0.1575061303421803,0.15615687200641196,0.15610504448605042,0.15214699922377994,0.14057495098714076,0.14037595617462378,0.13774309502303198,0.13420238487760186,0.13373776004588267,0.13133671346417156],"twin_dists":[0.16955020969919846,0.19270661499357067,0.19768845216688827,0.2046004044531575,0.20477093896007023,0.2109414382849494,0.2289857999561423,0.23010313808049518,0.23458146696861482,0.23698997822227397,0.23877851005163395,0.24097928804218802,0.24253361335048226,0.24261143712120445,0.2472386747742256,0.2497031416308478,0.25028361683675543,0.25030598690308026,0.2520306785752026,0.25727047440412215,0.2573633327109181,0.25860126807126144,0.26029428308406566,0.2605189249812021,0.26168925560398093],"n_dims_used":45,"mean_confidence":0.9257411532931857},"coverage":{"mean_confidence":0.9257411532931857,"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}}