{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001656","494:4940002160","494:4940001292","494:4940001412","470:4700005088","480:4800002738","494:4940002267","480:4800002691","496:4960012558","470:4700005243","485:4850006637","485:4850006638","488:4880004840","480:4800002976","480:4800002689","480:4800002825","494:4940001571","485:4850006557","494:4940001753","488:4880005789","480:4800002686","480:4800002635","466:4660000705","496:4960012519","480:4800002634"],"twin_admin_codes":[494,494,494,494,470,480,494,480,496,470,485,485,488,480,480,480,494,485,494,488,480,480,466,496,480],"twin_sims":[0.4744912555292065,0.40441201159416224,0.3845966177024548,0.2945291964993877,0.2652982057606656,0.2571088844450648,0.25370120549380615,0.22783994511048727,0.22659198767249833,0.20764691577827257,0.1991058357412414,0.19247552366548001,0.1904754075498194,0.18880898243637986,0.18798601959166392,0.18610541731823935,0.18186333790060213,0.1805380361728226,0.17787885344665103,0.17626053078898107,0.17565436897366574,0.1744086894315879,0.16874223191547064,0.16646747266835216,0.16456463440330552],"twin_dists":[0.1585864908689912,0.1747592462050006,0.17954275271996936,0.2030679824472939,0.2115719402353869,0.2140570803464359,0.21510587653865215,0.22337746513897788,0.22379181552391472,0.23027857515073427,0.23333488780309955,0.235770402877483,0.23651653849890358,0.23714238177456418,0.23745288067751338,0.2381660151514984,0.23979345036519079,0.24030737814387065,0.24134667627491116,0.24198458230889144,0.24222459047619316,0.2427196731633321,0.24500421755187016,0.24593683568678132,0.2467240557181629],"n_dims_used":45,"mean_confidence":0.9174695332845052},"coverage":{"mean_confidence":0.9174695332845052,"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}}