注意class1是很多小树冠，class数字表示不同树木树冠，由于种类太多无法清除具体什么树木树冠。简单起见可以把class数字改成一个类别名叫树冠就行，这里标注时候细分了。
数据集格式：labelme格式(不包含mask文件，仅仅包含jpg图片和对应的json文件)
图片数量(jpg文件个数)：1288
标注数量(json文件个数)：1288
标注类别数：59
标注类别名称:["class_1","class_11","class_3","class_28","class_15","class_18","class_7","class_5","class_12","class_24","class_38","class_4","class_55","class_51","class_53","class_52","class_57","class_50","class_56","class_44","class_58","class_32","class_34","class_49","class_46","class_29","class_43","class_8","class_48","class_20","class_40","class_45","class_23","class_39","class_42","class_6","class_14","class_22","class_37","class_26","class_16","class_35","class_17","class_2","tree","class_33","class_9","class_31","class_13","class_19","class_27","class_25","class_41","class_30","class_36","class_10","class_47","class_21","class_54"]
每个类别标注的框数：
class_1 count = 1724
class_11 count = 263
class_3 count = 184
class_28 count = 381
class_15 count = 1347
class_18 count = 498
class_7 count = 729
class_5 count = 194
class_12 count = 262
class_24 count = 102
class_38 count = 267
class_4 count = 541
class_55 count = 1500
class_51 count = 2372
class_53 count = 4555
class_52 count = 6213
class_57 count = 189
class_50 count = 1558
class_56 count = 1273
class_44 count = 790
class_58 count = 354
class_32 count = 1478
class_34 count = 246
class_49 count = 501
class_46 count = 245
class_29 count = 669
class_43 count = 168
class_8 count = 785
class_48 count = 65
class_20 count = 378
class_40 count = 214
class_45 count = 94
class_23 count = 342
class_39 count = 79
class_42 count = 292
class_6 count = 148
class_14 count = 141
class_22 count = 817
class_37 count = 159
class_26 count = 104
class_16 count = 416
class_35 count = 159
class_17 count = 53
class_2 count = 683
tree count = 7850
class_33 count = 50
class_9 count = 19
class_31 count = 313
class_13 count = 158
class_19 count = 107
class_27 count = 250
class_25 count = 160
class_41 count = 223
class_30 count = 161
class_36 count = 457
class_10 count = 33
class_47 count = 160
class_21 count = 73
class_54 count = 66
总框数：43612
使用标注工具：labelme=5.5.0
所在github仓库：firc-dataset
图片分辨率：1920x1279
标注规则：对类别进行画多边形框polygon
重要说明：可以将数据集用labelme打开编辑，json数据集需自己转成mask或者yolo格式或者coco格式作语义分割或者实例分割
特别声明：本数据集不对训练的模型或者权重文件精度作任何保证
图片预览：
标注例子：
原图（随机选16张图）：
标注绘制结果：
labelme编辑图实例：
