{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002243","489:4890002529","477:4770001060","500:5000001122","478:4780004371","489:4890002201","489:4890002446","485:4850001122","489:4890002588","477:4770002078","477:4770000598","470:4700005475","477:4770001472","477:4770002200","499:4990002774","485:4850000803","489:4890002156","500:5000001121","489:4890002130","499:4990001675","489:4890002198","489:4890002925","500:5000001232","488:4880000228","485:4850004685"],"twin_admin_codes":[489,489,477,500,478,489,489,485,489,477,477,470,477,477,499,485,489,500,489,499,489,489,500,488,485],"twin_sims":[0.3948016371886822,0.3920944029409426,0.37766486098444974,0.371228606123276,0.33284012340191527,0.3207752138691393,0.32008538862493385,0.31308909238071525,0.3072194392608417,0.305298614882974,0.2959533316955636,0.29171949147436826,0.288012101295123,0.28474976326375995,0.28384910852071643,0.2822887897162423,0.2772427292202449,0.27163000903654666,0.26720892028147986,0.2622696896159488,0.2597565703956765,0.2557485614393817,0.2524237405746575,0.25232385685810566,0.25187066909953265],"twin_dists":[0.1770653551923787,0.17771961863536728,0.18124338006393872,0.1828360852082524,0.19264313952534248,0.1958492342770089,0.19603455588558674,0.1979269706821183,0.1995332890154701,0.20006277768021358,0.20266692154786223,0.2038626207613881,0.204918135951751,0.20585368508685808,0.206113101941438,0.20656370054406858,0.20803135304378956,0.209683105817822,0.21099903833816466,0.21248529502534266,0.21324824123171593,0.2144746905047034,0.21550135107900242,0.21553232647866338,0.21567296482886725],"n_dims_used":45,"mean_confidence":0.9228125678168403},"coverage":{"mean_confidence":0.9228125678168403,"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}}