{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004818","489:4890004871","489:4890004919","489:4890004781","489:4890004825","489:4890004872","489:4890004820","489:4890004761","489:4890005154","479:4790002901","489:4890004197","489:4890004775","489:4890004773","489:4890004395","489:4890004597","489:4890004457","489:4890004249","489:4890004877","489:4890004723","489:4890004730","489:4890004407","489:4890004595","489:4890004673","477:4770002484","489:4890004637"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489],"twin_sims":[0.8152332430195377,0.7932206688826181,0.7413776977872275,0.7312020482147028,0.7165038676664507,0.716046467065549,0.6848968955771633,0.6494391147887564,0.6424392376671422,0.6373322870053375,0.6309173439392722,0.6289951337773999,0.6166418286339745,0.6128053540912962,0.6069260619528951,0.6046985906754533,0.6019299982637546,0.6005354714582611,0.5972110138969257,0.5970981523222185,0.5959226350117615,0.588292356412661,0.5860546032700232,0.5841423238102882,0.5832610933865994],"twin_dists":[0.08301428881793513,0.08840128578388018,0.10047368850999375,0.10276764867523415,0.10604816683680321,0.10614968729073053,0.11299632265560501,0.12067096877532672,0.1221763531729758,0.12327327789522594,0.12464979780692775,0.12506201814904674,0.12770921331007046,0.1285308588269173,0.1297898210615745,0.13026678362872524,0.13085963121075955,0.1311582596638309,0.13187022999412498,0.1318944024325871,0.1321461806526032,0.13378096646504073,0.13426061352628968,0.1346705903260773,0.13485954992172253],"n_dims_used":45,"mean_confidence":0.9205969068739149},"coverage":{"mean_confidence":0.9205969068739149,"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}}