beta_hat,cosine,mse
0.211,0.3896048231422901,0.8489142748713493
0.251,0.3904690830409527,0.8482141560316085
0.311,0.3909398098289967,0.8478092220425606
0.371,0.3904550792276859,0.8481874433159828
0.41100000000000003,0.38962371706962584,0.8488810566067696
0.31490625,0.3909368622303009,0.8478098925948143
0.0,0.37743803575634954,0.858243175148964