Mask_RCNN训练自己的模型(练习)
数据集目录结构(在train_data目录下):

pic目录下的部分图片:

cv2_mask目录下部分图片:

json目录下部分文件:

labelme_json目录下部分文件:

#############代码块一##############
import os
import sys
import random
import math
import re
import time
import numpy as np
import cv2
import matplotlib
import matplotlib.pyplot as plt
from config import Config
import utils
import model as modellib
import visualize
import yaml
from model import log
from PIL import Image
# Root directory of the project
ROOT_DIR = os.getcwd()
# Directory to save logs and trained model
MODEL_DIR = os.path.join(ROOT_DIR, "logs")
iter_num=0
# Local path to trained weights file
COCO_MODEL_PATH = os.path.join(ROOT_DIR, "mask_rcnn_coco.h5")
# Download COCO trained weights from Releases if needed
if not os.path.exists(COCO_MODEL_PATH):
utils.download_trained_weights(COCO_MODEL_PATH)
##################代码块2#########
class ShapesConfig(Config):
"""Configuration for training on the toy shapes dataset.
Derives from the base Config class and overrides values specific
to the toy shapes dataset.
"""
# Give the configuration a recognizable name
NAME = "shapes"
# Train on 1 GPU and 8 images per GPU. We can put multiple images on each
# GPU because the images are small. Batch size is 8 (GPUs * images/GPU).
GPU_COUNT = 1
IMAGES_PER_GPU = 1
# Number of classes (including background)
NUM_CLASSES = 1 + 1 # background + 3 shapes
# Use small images for faster training. Set the limits of the small side
# the large side, and that determines the image shape.
IMAGE_MIN_DIM = 80
IMAGE_MAX_DIM = 512
# Use smaller anchors because our image and objects are small
RPN_ANCHOR_SCALES = (8 * 6, 16 * 6, 32 * 6, 64 * 6, 128 * 6) # anchor side in pixels
# Reduce training ROIs per image because the images are small and have
# few objects. Aim to allow ROI sampling to pick 33% positive ROIs.
TRAIN_ROIS_PER_IMAGE = 32
# Use a small epoch since the data is simple
STEPS_PER_EPOCH = 100
# use small validation steps since the epoch is small
VALIDATION_STEPS = 5
config = ShapesConfig()
config.display()
----------------------------------------
#输出:
Configurations:
BACKBONE resnet101
BACKBONE_STRIDES [4, 8, 16, 32, 64]
BATCH_SIZE 1
BBOX_STD_DEV [0.1 0.1 0.2 0.2]
COMPUTE_BACKBONE_SHAPE None
DETECTION_MAX_INSTANCES 100
DETECTION_MIN_CONFIDENCE 0.7
DETECTION_NMS_THRESHOLD 0.3
FPN_CLASSIF_FC_LAYERS_SIZE 1024
GPU_COUNT 1
GRADIENT_CLIP_NORM 5.0
IMAGES_PER_GPU 1
IMAGE_MAX_DIM 512
IMAGE_META_SIZE 14
IMAGE_MIN_DIM 80
IMAGE_MIN_SCALE 0
IMAGE_RESIZE_MODE square
IMAGE_SHAPE [512 512 3]
LEARNING_MOMENTUM 0.9
LEARNING_RATE 0.001
LOSS_WEIGHTS {'rpn_class_loss': 1.0, 'rpn_bbox_loss': 1.0, 'mrcnn_class_loss': 1.0, 'mrcnn_bbox_loss': 1.0, 'mrcnn_mask_loss': 1.0}
MASK_POOL_SIZE 14
MASK_SHAPE [28, 28]
MAX_GT_INSTANCES 100
MEAN_PIXEL [123.7 116.8 103.9]
MINI_MASK_SHAPE (56, 56)
NAME shapes
NUM_CLASSES 2
POOL_SIZE 7
POST_NMS_ROIS_INFERENCE 1000
POST_NMS_ROIS_TRAINING 2000
ROI_POSITIVE_RATIO 0.33
RPN_ANCHOR_RATIOS [0.5, 1, 2]
RPN_ANCHOR_SCALES (48, 96, 192, 384, 768)
RPN_ANCHOR_STRIDE 1
RPN_BBOX_STD_DEV [0.1 0.1 0.2 0.2]
RPN_NMS_THRESHOLD 0.7
RPN_TRAIN_ANCHORS_PER_IMAGE 256
STEPS_PER_EPOCH 100
TOP_DOWN_PYRAMID_SIZE 256
TRAIN_BN False
TRAIN_ROIS_PER_IMAGE 32
USE_MINI_MASK True
USE_RPN_ROIS True
VALIDATION_STEPS 5
WEIGHT_DECAY 0.0001
-------------------------------------------
############代码块三######################
class DrugDataset(utils.Dataset):
# 得到该图中有多少个实例(物体)
def get_obj_index(self, image):
n = np.max(image)
return n
# 解析labelme中得到的yaml文件,从而得到mask每一层对应的实例标签
def from_yaml_get_class(self, image_id):
info = self.image_info[image_id]
with open(info['yaml_path']) as f:
temp = yaml.load(f.read())
labels = temp['label_names']
del labels[0]
return labels
# 重新写draw_mask
def draw_mask(self, num_obj, mask, image,image_id):
info = self.image_info[image_id]
for index in range(num_obj):
for i in range(info['width']):
for j in range(info['height']):
at_pixel = image.getpixel((i, j))
if at_pixel == index + 1:
mask[j, i, index] = 1
return mask
# 重新写load_shapes,里面包含自己的自己的类别
def load_shapes(self, count, img_floder, mask_floder, imglist, dataset_root_path):
"""Generate the requested number of synthetic images.
count: number of images to generate.
height, width: the size of the generated images.
"""
# Add classes
self.add_class("shapes", 1, "box") # box
for i in range(count):
# 获取图片宽和高
filestr = imglist[i].split(".")[0]
# filestr = filestr.split("_")[1]
mask_path = mask_floder + "/" + filestr + ".png"
yaml_path = dataset_root_path + "labelme_json/" + filestr + "-box_json/info.yaml"
print(dataset_root_path + "labelme_json/" + filestr + "-box_json/img.png")
cv_img = cv2.imread(dataset_root_path + "labelme_json/" + filestr + "-box_json/img.png")
self.add_image("shapes", image_id=i, path=img_floder + "/" + imglist[i],width=cv_img.shape[1], height=cv_img.shape[0], mask_path=mask_path, yaml_path=yaml_path)
# 重写load_mask
def load_mask(self, image_id):
"""Generate instance masks for shapes of the given image ID."""
global iter_num
print("image_id",image_id)
info = self.image_info[image_id]
count = 1 # number of object
img = Image.open(info['mask_path'])
num_obj = self.get_obj_index(img)
mask = np.zeros([info['height'], info['width'], num_obj], dtype=np.uint8)
mask = self.draw_mask(num_obj, mask, img,image_id)
occlusion = np.logical_not(mask[:, :, -1]).astype(np.uint8)
for i in range(count - 2, -1, -1):
mask[:, :, i] = mask[:, :, i] * occlusion
occlusion = np.logical_and(occlusion, np.logical_not(mask[:, :, i]))
labels = []
labels = self.from_yaml_get_class(image_id)
labels_form = []
for i in range(len(labels)):
if labels[i].find("box") != -1:
# print "box"
labels_form.append("box")
class_ids = np.array([self.class_names.index(s) for s in labels_form])
return mask, class_ids.astype(np.int32)
###############代码块四#################
def get_ax(rows=1, cols=1, size=8):
"""Return a Matplotlib Axes array to be used in
all visualizations in the notebook. Provide a
central point to control graph sizes.
Change the default size attribute to control the size
of rendered images
"""
_, ax = plt.subplots(rows, cols, figsize=(size * cols, size * rows))
return ax
##############代码块五####################
#基础设置
dataset_root_path="train_data/"
img_floder = dataset_root_path + "pic"
mask_floder = dataset_root_path + "cv2_mask"
#yaml_floder = dataset_root_path
imglist = os.listdir(img_floder)
count = len(imglist)
#train与val数据集准备
dataset_train = DrugDataset()
dataset_train.load_shapes(count, img_floder, mask_floder, imglist,dataset_root_path)
dataset_train.prepare()
#print("dataset_train-->",dataset_train._image_ids)
dataset_val = DrugDataset()
dataset_val.load_shapes(10, img_floder, mask_floder, imglist,dataset_root_path)
dataset_val.prepare()
-----------------------------------------
输出:
train_data/labelme_json/0-box_json/img.png train_data/labelme_json/1-box_json/img.png train_data/labelme_json/10-box_json/img.png train_data/labelme_json/100-box_json/img.png train_data/labelme_json/101-box_json/img.png train_data/labelme_json/102-box_json/img.png train_data/labelme_json/103-box_json/img.png train_data/labelme_json/104-box_json/img.png train_data/labelme_json/105-box_json/img.png train_data/labelme_json/106-box_json/img.png train_data/labelme_json/107-box_json/img.png train_data/labelme_json/108-box_json/img.png train_data/labelme_json/109-box_json/img.png train_data/labelme_json/11-box_json/img.png train_data/labelme_json/110-box_json/img.png train_data/labelme_json/111-box_json/img.png train_data/labelme_json/112-box_json/img.png train_data/labelme_json/113-box_json/img.png train_data/labelme_json/114-box_json/img.png train_data/labelme_json/115-box_json/img.png train_data/labelme_json/116-box_json/img.png train_data/labelme_json/117-box_json/img.png train_data/labelme_json/118-box_json/img.png train_data/labelme_json/119-box_json/img.png train_data/labelme_json/12-box_json/img.png train_data/labelme_json/120-box_json/img.png train_data/labelme_json/121-box_json/img.png train_data/labelme_json/122-box_json/img.png train_data/labelme_json/123-box_json/img.png train_data/labelme_json/124-box_json/img.png train_data/labelme_json/125-box_json/img.png train_data/labelme_json/126-box_json/img.png train_data/labelme_json/127-box_json/img.png train_data/labelme_json/128-box_json/img.png train_data/labelme_json/129-box_json/img.png train_data/labelme_json/13-box_json/img.png train_data/labelme_json/130-box_json/img.png train_data/labelme_json/131-box_json/img.png
....................train_data/labelme_json/101-box_json/img.pngtrain_data/labelme_json/102-box_json/img.png
train_data/labelme_json/103-box_json/img.png train_data/labelme_json/104-box_json/img.png train_data/labelme_json/105-box_json/img.png train_data/labelme_json/106-box_json/img.png
#################代码块六###################
# Load and display random samples
image_ids = np.random.choice(dataset_train.image_ids, 10)
for image_id in image_ids:
image = dataset_train.load_image(image_id)
mask, class_ids = dataset_train.load_mask(image_id)
visualize.display_top_masks(image, mask, class_ids, dataset_train.class_names)
-------------------------------------
输出:

###################代码块七#######################
# Create model in training mode
model = modellib.MaskRCNN(mode="training", config=config,model_dir=MODEL_DIR)
# Which weights to start with?
init_with = "coco" # imagenet, coco, or last
if init_with == "imagenet":
model.load_weights(model.get_imagenet_weights(), by_name=True)
elif init_with == "coco":
# Load weights trained on MS COCO, but skip layers that
# are different due to the different number of classes
# See README for instructions to download the COCO weights
model.load_weights(COCO_MODEL_PATH, by_name=True,exclude=["mrcnn_class_logits", "mrcnn_bbox_fc","mrcnn_bbox", "mrcnn_mask"])
elif init_with == "last":
# Load the last model you trained and continue training
model.load_weights(model.find_last()[1], by_name=True)
# Train the head branches
# Passing layers="heads" freezes all layers except the head
# layers. You can also pass a regular expression to select
# which layers to train by name pattern.
model.train(dataset_train, dataset_val,learning_rate=config.LEARNING_RATE,epochs=1,layers='heads')
----------------------------------------------------------
输出:
############代码块八###########
# Fine tune all layers
# Passing layers="all" trains all layers. You can also
# pass a regular expression to select which layers to
# train by name pattern.
model.train(dataset_train, dataset_val,
learning_rate=config.LEARNING_RATE / 10,
epochs=1,
layers="all")
----------------------------------------------------------
输出:
Starting at epoch 1. LR=0.0001
Checkpoint Path: G:\TensorflowProject\Mask_RCNN-master\samples0820\shapes\logs\shapes20180820T1503\mask_rcnn_shapes_{epoch:04d}.h5
Selecting layers to train
conv1 (Conv2D)
bn_conv1 (BatchNorm)
res2a_branch2a (Conv2D)
bn2a_branch2a (BatchNorm)
res2a_branch2b (Conv2D)
bn2a_branch2b (BatchNorm)
res2a_branch2c (Conv2D)
res2a_branch1 (Conv2D)
bn2a_branch2c (BatchNorm)
bn2a_branch1 (BatchNorm)
res2b_branch2a (Conv2D)
bn2b_branch2a (BatchNorm)
res2b_branch2b (Conv2D)
bn2b_branch2b (BatchNorm)
res2b_branch2c (Conv2D)
bn2b_branch2c (BatchNorm)
res2c_branch2a (Conv2D)
bn2c_branch2a (BatchNorm)
res2c_branch2b (Conv2D)
bn2c_branch2b (BatchNorm)
res2c_branch2c (Conv2D)
bn2c_branch2c (BatchNorm)
res3a_branch2a (Conv2D)
bn3a_branch2a (BatchNorm)
res3a_branch2b (Conv2D)
bn3a_branch2b (BatchNorm)
res3a_branch2c (Conv2D)
res3a_branch1 (Conv2D)
bn3a_branch2c (BatchNorm)
bn3a_branch1 (BatchNorm)
res3b_branch2a (Conv2D)
bn3b_branch2a (BatchNorm)
res3b_branch2b (Conv2D)
bn3b_branch2b (BatchNorm)
res3b_branch2c (Conv2D)
bn3b_branch2c (BatchNorm)
res3c_branch2a (Conv2D)
bn3c_branch2a (BatchNorm)
res3c_branch2b (Conv2D)
bn3c_branch2b (BatchNorm)
res3c_branch2c (Conv2D)
bn3c_branch2c (BatchNorm)
res3d_branch2a (Conv2D)
bn3d_branch2a (BatchNorm)
res3d_branch2b (Conv2D)
bn3d_branch2b (BatchNorm)
res3d_branch2c (Conv2D)
bn3d_branch2c (BatchNorm)
res4a_branch2a (Conv2D)
bn4a_branch2a (BatchNorm)
res4a_branch2b (Conv2D)
bn4a_branch2b (BatchNorm)
res4a_branch2c (Conv2D)
res4a_branch1 (Conv2D)
bn4a_branch2c (BatchNorm)
bn4a_branch1 (BatchNorm)
res4b_branch2a (Conv2D)
bn4b_branch2a (BatchNorm)
res4b_branch2b (Conv2D)
bn4b_branch2b (BatchNorm)
res4b_branch2c (Conv2D)
bn4b_branch2c (BatchNorm)
res4c_branch2a (Conv2D)
bn4c_branch2a (BatchNorm)
res4c_branch2b (Conv2D)
bn4c_branch2b (BatchNorm)
res4c_branch2c (Conv2D)
bn4c_branch2c (BatchNorm)
res4d_branch2a (Conv2D)
bn4d_branch2a (BatchNorm)
res4d_branch2b (Conv2D)
bn4d_branch2b (BatchNorm)
res4d_branch2c (Conv2D)
bn4d_branch2c (BatchNorm)
res4e_branch2a (Conv2D)
bn4e_branch2a (BatchNorm)
res4e_branch2b (Conv2D)
bn4e_branch2b (BatchNorm)
res4e_branch2c (Conv2D)
bn4e_branch2c (BatchNorm)
res4f_branch2a (Conv2D)
bn4f_branch2a (BatchNorm)
res4f_branch2b (Conv2D)
bn4f_branch2b (BatchNorm)
res4f_branch2c (Conv2D)
bn4f_branch2c (BatchNorm)
res4g_branch2a (Conv2D)
bn4g_branch2a (BatchNorm)
res4g_branch2b (Conv2D)
bn4g_branch2b (BatchNorm)
res4g_branch2c (Conv2D)
bn4g_branch2c (BatchNorm)
res4h_branch2a (Conv2D)
bn4h_branch2a (BatchNorm)
res4h_branch2b (Conv2D)
bn4h_branch2b (BatchNorm)
res4h_branch2c (Conv2D)
bn4h_branch2c (BatchNorm)
res4i_branch2a (Conv2D)
bn4i_branch2a (BatchNorm)
res4i_branch2b (Conv2D)
bn4i_branch2b (BatchNorm)
res4i_branch2c (Conv2D)
bn4i_branch2c (BatchNorm)
res4j_branch2a (Conv2D)
bn4j_branch2a (BatchNorm)
res4j_branch2b (Conv2D)
bn4j_branch2b (BatchNorm)
res4j_branch2c (Conv2D)
bn4j_branch2c (BatchNorm)
res4k_branch2a (Conv2D)
bn4k_branch2a (BatchNorm)
res4k_branch2b (Conv2D)
bn4k_branch2b (BatchNorm)
res4k_branch2c (Conv2D)
bn4k_branch2c (BatchNorm)
res4l_branch2a (Conv2D)
bn4l_branch2a (BatchNorm)
res4l_branch2b (Conv2D)
bn4l_branch2b (BatchNorm)
res4l_branch2c (Conv2D)
bn4l_branch2c (BatchNorm)
res4m_branch2a (Conv2D)
bn4m_branch2a (BatchNorm)
res4m_branch2b (Conv2D)
bn4m_branch2b (BatchNorm)
res4m_branch2c (Conv2D)
bn4m_branch2c (BatchNorm)
res4n_branch2a (Conv2D)
bn4n_branch2a (BatchNorm)
res4n_branch2b (Conv2D)
bn4n_branch2b (BatchNorm)
res4n_branch2c (Conv2D)
bn4n_branch2c (BatchNorm)
res4o_branch2a (Conv2D)
bn4o_branch2a (BatchNorm)
res4o_branch2b (Conv2D)
bn4o_branch2b (BatchNorm)
res4o_branch2c (Conv2D)
bn4o_branch2c (BatchNorm)
res4p_branch2a (Conv2D)
bn4p_branch2a (BatchNorm)
res4p_branch2b (Conv2D)
bn4p_branch2b (BatchNorm)
res4p_branch2c (Conv2D)
bn4p_branch2c (BatchNorm)
res4q_branch2a (Conv2D)
bn4q_branch2a (BatchNorm)
res4q_branch2b (Conv2D)
bn4q_branch2b (BatchNorm)
res4q_branch2c (Conv2D)
bn4q_branch2c (BatchNorm)
res4r_branch2a (Conv2D)
bn4r_branch2a (BatchNorm)
res4r_branch2b (Conv2D)
bn4r_branch2b (BatchNorm)
res4r_branch2c (Conv2D)
bn4r_branch2c (BatchNorm)
res4s_branch2a (Conv2D)
bn4s_branch2a (BatchNorm)
res4s_branch2b (Conv2D)
bn4s_branch2b (BatchNorm)
res4s_branch2c (Conv2D)
bn4s_branch2c (BatchNorm)
res4t_branch2a (Conv2D)
bn4t_branch2a (BatchNorm)
res4t_branch2b (Conv2D)
bn4t_branch2b (BatchNorm)
res4t_branch2c (Conv2D)
bn4t_branch2c (BatchNorm)
res4u_branch2a (Conv2D)
bn4u_branch2a (BatchNorm)
res4u_branch2b (Conv2D)
bn4u_branch2b (BatchNorm)
res4u_branch2c (Conv2D)
bn4u_branch2c (BatchNorm)
res4v_branch2a (Conv2D)
bn4v_branch2a (BatchNorm)
res4v_branch2b (Conv2D)
bn4v_branch2b (BatchNorm)
res4v_branch2c (Conv2D)
bn4v_branch2c (BatchNorm)
res4w_branch2a (Conv2D)
bn4w_branch2a (BatchNorm)
res4w_branch2b (Conv2D)
bn4w_branch2b (BatchNorm)
res4w_branch2c (Conv2D)
bn4w_branch2c (BatchNorm)
res5a_branch2a (Conv2D)
bn5a_branch2a (BatchNorm)
res5a_branch2b (Conv2D)
bn5a_branch2b (BatchNorm)
res5a_branch2c (Conv2D)
res5a_branch1 (Conv2D)
bn5a_branch2c (BatchNorm)
bn5a_branch1 (BatchNorm)
res5b_branch2a (Conv2D)
bn5b_branch2a (BatchNorm)
res5b_branch2b (Conv2D)
bn5b_branch2b (BatchNorm)
res5b_branch2c (Conv2D)
bn5b_branch2c (BatchNorm)
res5c_branch2a (Conv2D)
bn5c_branch2a (BatchNorm)
res5c_branch2b (Conv2D)
bn5c_branch2b (BatchNorm)
res5c_branch2c (Conv2D)
bn5c_branch2c (BatchNorm)
fpn_c5p5 (Conv2D)
fpn_c4p4 (Conv2D)
fpn_c3p3 (Conv2D)
fpn_c2p2 (Conv2D)
fpn_p5 (Conv2D)
fpn_p2 (Conv2D)
fpn_p3 (Conv2D)
fpn_p4 (Conv2D)
In model: rpn_model
rpn_conv_shared (Conv2D)
rpn_class_raw (Conv2D)
rpn_bbox_pred (Conv2D)
mrcnn_mask_conv1 (TimeDistributed)
mrcnn_mask_bn1 (TimeDistributed)
mrcnn_mask_conv2 (TimeDistributed)
mrcnn_mask_bn2 (TimeDistributed)
mrcnn_class_conv1 (TimeDistributed)
mrcnn_class_bn1 (TimeDistributed)
mrcnn_mask_conv3 (TimeDistributed)
mrcnn_mask_bn3 (TimeDistributed)
mrcnn_class_conv2 (TimeDistributed)
mrcnn_class_bn2 (TimeDistributed)
mrcnn_mask_conv4 (TimeDistributed)
mrcnn_mask_bn4 (TimeDistributed)
mrcnn_bbox_fc (TimeDistributed)
mrcnn_mask_deconv (TimeDistributed)
mrcnn_class_logits (TimeDistributed)
mrcnn_mask (TimeDistributed)

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