{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004227","490:4900003671","490:4900004231","490:4900004234","490:4900003811","490:4900004232","490:4900003953","490:4900005714","490:4900003513","490:4900005454","490:4900005050","490:4900007452","490:4900001380","490:4900006945","490:4900005843","490:4900004092","490:4900004091","490:4900004367","490:4900005049","490:4900006452","490:4900007451","490:4900001251","490:4900007192","490:4900006944","490:4900004485"],"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":[0.11470472017450131,0.0877478801018835,0.07234739347348375,0.029048286033096563,0.015914830177217267,0.015300253251778384,0.014797692969652622,0.008777328764343603,0.00758657331732944,0.007380326404982399,0.005976949396155326,0.005675143081501458,0.004840039057063784,0.0042629181652948725,0.004067010348999194,0.003965559347100426,0.003172133704797739,0.002693202031886682,0.002297245233019145,0.00194915708018783,0.0016361908138586298,0.0013586838999233475,0.0011858159459368282,0.0011058604741626917,0.0008078582385267544],"twin_dists":[0.27027589792718687,0.2865072150861427,0.29765214341502233,0.3455147526347519,0.37373643825000874,0.37550961120104837,0.3770068234160084,0.39969211217800554,0.40579803708223566,0.40694207149908845,0.4155920675323826,0.4176897383314107,0.42406883963088793,0.4290893205677034,0.4309347085122367,0.43192233735712415,0.44055412547637185,0.446776710051207,0.4527404732083632,0.4588213367242548,0.46521122616205707,0.4719017248606781,0.47674106942000344,0.4792045305329663,0.49013206660618],"n_dims_used":45,"mean_confidence":0.9091451009114583},"coverage":{"mean_confidence":0.9091451009114583,"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}}