{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006583","490:4900006709","490:4900006958","490:4900005716","490:4900005584","490:4900006822","490:4900007073","490:4900007081","490:4900005051","490:4900007074","490:4900007191","490:4900005186","490:4900007678","490:4900007324","490:4900006337","490:4900006955","490:4900006708","490:4900006342","490:4900007690","490:4900006566","490:4900006826","490:4900006586","490:4900004093","490:4900007193","490:4900005049"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.013549223131818703,0.0056306995326288216,0.0020587482441712687,0.001325971384996424,0.0008734230374806729,0.0007273662882120812,0.000654364800791312,0.00046543796968322366,0.00039973602198430645,0.00015533197499077877,0.00015347823713581925,0.00006943487059410516,0.00006652555138329074,0.000047740715281175436,0.00004495825059094429,0.000043518842842086325,0.00002943618646146008,0.00002924151080158415,0.000019681689363192933,0.000017469037367033734,0.000015228259232524043,0.000011001901074512389,0.000010581404771805824,0.000008050490117639706,0.000007775521907870194],"twin_dists":[0.3809299110238728,0.4180071091207082,0.45680596431472775,0.47277203237310106,0.48743923065253963,0.4937308199090636,0.4973309626060431,0.5087544142041858,0.5137748760038917,0.5439228484687555,0.5442950290491486,0.5683436178533507,0.5696125176614729,0.5793545252485559,0.581100205634072,0.5820439740524672,0.5932659133323293,0.5934545384151146,0.6046022675448038,0.607920279667528,0.6117173196086505,0.6206164175248798,0.62167465586638,0.6290479227983675,0.6299790892839444],"n_dims_used":45,"mean_confidence":0.9147933959960938},"coverage":{"mean_confidence":0.9147933959960938,"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}}