我有一些2维和3维的数据，这些数据在某些地区比较密集。我想确定密集区域的位置（例如，什么是坐标）。我怎么能在MATLAB中做到这一点？
答案 0 :(得分：1)
stack=[
0.3377 13.2877
0.9998 12.4943
0.9510 12.4842
0.9574 13.9244
0.9777 13.2662
0.9979 13.1708
0.9875 13.1157
0.9031 13.6960
0.9960 12.4719
0.9979 13.6824
1.0000 13.7335
0.7812 14.2022
0.9998 14.7640
0.9945 13.1227
0.9999 13.3503
1.0000 12.8568
0.9999 12.3256
0.6345 13.0517
0.9820 13.4894
0.9999 12.5354
0.8559 13.3108
0.9970 13.7586
0.8116 13.8012
0.9323 13.0256
0.9423 13.5361
0.7019 13.2854
0.9819 13.6477
0.9804 12.4863
0.7669 12.8813
0.8885 13.6194
0.9853 12.9060
0.9400 12.8526
0.2850 12.9174
0.9994 13.9772
0.9890 13.1104
0.9989 13.3893
0.7888 13.2719
0.4071 13.5379
0.9998 12.2532
1.0000 14.2750
0.9996 11.4092
0.9939 13.4314
1.0000 12.5144
0.9959 12.5110
0.9999 13.5899
1.0000 14.0406
0.9828 13.1062
0.9663 12.8354
0.9649 13.2215
0.9705 13.4326
1.0000 13.6262
0.9967 12.8675
0.9079 14.1104
0.9020 13.2061
0.9503 9.5147
0.8886 14.3950
0.9958 13.3653
0.9995 12.2215
0.9752 12.8164
0.6447 12.6994
1.0000 12.9172
0.9076 14.0845
0.8153 13.4479
0.9781 13.2565
0.9822 12.7920
1.0000 12.7281
1.0000 13.8138
0.9417 11.8934
0.9960 12.4767
0.9998 13.0682
1.0000 13.6342
1.0000 13.4196
0.9952 12.3487
1.0000 13.8783
1.0000 14.2286
0.8499 13.5785
0.9979 13.7113
1.0000 12.8141
0.9811 12.0216
0.9007 12.6659
0.9932 14.1992
0.9934 13.4345
0.9906 12.8330
0.9681 14.0795
0.7585 13.9392
0.3921 12.5298
0.8948 13.2342]
我使用hist3（堆栈）来查看点的分布。现在我可以看到高密度区域在哪里