{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850005612","477:4770000136","470:4700008371","466:4660007973","499:4990001936","489:4890001128","485:4850001038","485:4850005690","485:4850006830","485:4850005448","477:4770000092","485:4850004523","485:4850005929","479:4790000117","470:4700008329","488:4880004336","485:4850002387","470:4700007593","485:4850003602","500:5000006267","481:4810004227","489:4890000422","477:4770000054","485:4850004857","489:4890002417"],"twin_admin_codes":[485,477,470,466,499,489,485,485,485,485,477,485,485,479,470,488,485,470,485,500,481,489,477,485,489],"twin_sims":[0.3792108546037613,0.3499519063385637,0.24511335170496792,0.244342113040753,0.23138842463245393,0.20668299589239097,0.20656290934611907,0.19866947643743174,0.19280742759630493,0.1877164488859103,0.1847394503497336,0.18053474666339683,0.1758481190437879,0.17492248586386883,0.17417078212295284,0.1712220716117188,0.1684985820263669,0.16581308431072897,0.15947382181081207,0.1545115358589741,0.15065913064465034,0.1505217042828887,0.14563753159131404,0.14268752348456118,0.141227611219606],"twin_dists":[0.18086279171709155,0.1882023867778306,0.21778944837619,0.21803338312869117,0.22220742849854466,0.23061913901534292,0.23066164285164292,0.23349343445530732,0.2356471109387383,0.2375547951304665,0.23868717731425051,0.24030865707102705,0.24214781159099896,0.242515165417638,0.24281451368049242,0.24399776093440576,0.2451036761082124,0.24620682525468787,0.2488630713411483,0.25099645157315725,0.2526875224013204,0.25274843179799217,0.2549403041733073,0.2562906547023653,0.2569666047821444],"n_dims_used":45,"mean_confidence":0.9167215983072917},"coverage":{"mean_confidence":0.9167215983072917,"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}}