同问,为什么我输入命令后不断地出现:
Iteration 11998: log likelihood = -52.855716 (not concave)
Iteration 11999: log likelihood = -52.855716 (not concave)
Iteration 12000: log likelihood = -52.855716 (not concave)
Iteration 12001: log likelihood = -52.855716 (not concave)
Iteration 12002: log likelihood = -52.855716 (not concave)
Iteration 12003: log likelihood = -52.855716 (not concave)
Iteration 12004: log likelihood = -52.855716 (not concave)
Iteration 12005: log likelihood = -52.855716 (not concave)
Iteration 12006: log likelihood = -52.855716 (not concave)
Iteration 12007: log likeliho