fix eval hooks

mmdet/core/eval/__init__.py

 from .class_names import (voc_classes, imagenet_det_classes,
                           imagenet_vid_classes, coco_classes, dataset_aliases,
                           get_classes)
-from .coco_utils import coco_eval
+from .coco_utils import coco_eval, results2json
+from .eval_hooks import DistEvalHook, DistEvalRecallHook, CocoDistEvalmAPHook
 from .mean_ap import average_precision, eval_map, print_map_summary
 from .recall import (eval_recalls, print_recall_summary, plot_num_recall,
                      plot_iou_recall)
 
 __all__ = [
     'voc_classes', 'imagenet_det_classes', 'imagenet_vid_classes',
-    'coco_classes', 'dataset_aliases', 'get_classes', 'average_precision',
-    'eval_map', 'print_map_summary', 'eval_recalls', 'print_recall_summary',
-    'plot_num_recall', 'plot_iou_recall', 'coco_eval'
+    'coco_classes', 'dataset_aliases', 'get_classes', 'coco_eval',
+    'results2json', 'DistEvalHook', 'DistEvalRecallHook',
+    'CocoDistEvalmAPHook', 'average_precision', 'eval_map',
+    'print_map_summary', 'eval_recalls', 'print_recall_summary',
+    'plot_num_recall', 'plot_iou_recall'
 ]

mmdet/core/eval/coco_utils.py

 import mmcv
+import numpy as np
 from pycocotools.coco import COCO
 from pycocotools.cocoeval import COCOeval
 
@@ -24,3 +25,77 @@ def coco_eval(result_file, result_types, coco, max_dets=(100, 300, 1000)):
         cocoEval.evaluate()
         cocoEval.accumulate()
         cocoEval.summarize()
+
+
+def xyxy2xywh(bbox):
+    _bbox = bbox.tolist()
+    return [
+        _bbox[0],
+        _bbox[1],
+        _bbox[2] - _bbox[0] + 1,
+        _bbox[3] - _bbox[1] + 1,
+    ]
+
+
+def proposal2json(dataset, results):
+    json_results = []
+    for idx in range(len(dataset)):
+        img_id = dataset.img_ids[idx]
+        bboxes = results[idx]
+        for i in range(bboxes.shape[0]):
+            data = dict()
+            data['image_id'] = img_id
+            data['bbox'] = xyxy2xywh(bboxes[i])
+            data['score'] = float(bboxes[i][4])
+            data['category_id'] = 1
+            json_results.append(data)
+    return json_results
+
+
+def det2json(dataset, results):
+    json_results = []
+    for idx in range(len(dataset)):
+        img_id = dataset.img_ids[idx]
+        result = results[idx]
+        for label in range(len(result)):
+            bboxes = result[label]
+            for i in range(bboxes.shape[0]):
+                data = dict()
+                data['image_id'] = img_id
+                data['bbox'] = xyxy2xywh(bboxes[i])
+                data['score'] = float(bboxes[i][4])
+                data['category_id'] = dataset.cat_ids[label]
+                json_results.append(data)
+    return json_results
+
+
+def segm2json(dataset, results):
+    json_results = []
+    for idx in range(len(dataset)):
+        img_id = dataset.img_ids[idx]
+        det, seg = results[idx]
+        for label in range(len(det)):
+            bboxes = det[label]
+            segms = seg[label]
+            for i in range(bboxes.shape[0]):
+                data = dict()
+                data['image_id'] = img_id
+                data['bbox'] = xyxy2xywh(bboxes[i])
+                data['score'] = float(bboxes[i][4])
+                data['category_id'] = dataset.cat_ids[label]
+                segms[i]['counts'] = segms[i]['counts'].decode()
+                data['segmentation'] = segms[i]
+                json_results.append(data)
+    return json_results
+
+
+def results2json(dataset, results, out_file):
+    if isinstance(results[0], list):
+        json_results = det2json(dataset, results)
+    elif isinstance(results[0], tuple):
+        json_results = segm2json(dataset, results)
+    elif isinstance(results[0], np.ndarray):
+        json_results = proposal2json(dataset, results)
+    else:
+        raise TypeError('invalid type of results')
+    mmcv.dump(json_results, out_file)

mmdet/core/eval/eval_hooks.py

+import os
+import os.path as osp
+import shutil
+import time
+
+import mmcv
+import numpy as np
+import torch
+from mmcv.torchpack import Hook, obj_from_dict
+from pycocotools.cocoeval import COCOeval
+from torch.utils.data import Dataset
+
+from .coco_utils import results2json
+from .recall import eval_recalls
+from ..parallel import scatter
+from mmdet import datasets
+from mmdet.datasets.loader import collate
+
+
+class DistEvalHook(Hook):
+
+    def __init__(self, dataset, interval=1):
+        if isinstance(dataset, Dataset):
+            self.dataset = dataset
+        elif isinstance(dataset, dict):
+            self.dataset = obj_from_dict(dataset, datasets,
+                                         {'test_mode': True})
+        else:
+            raise TypeError(
+                'dataset must be a Dataset object or a dict, not {}'.format(
+                    type(dataset)))
+        self.interval = interval
+        self.lock_dir = None
+
+    def _barrier(self, rank, world_size):
+        """Due to some issues with `torch.distributed.barrier()`, we have to
+        implement this ugly barrier function.
+        """
+        if rank == 0:
+            for i in range(1, world_size):
+                tmp = osp.join(self.lock_dir, '{}.pkl'.format(i))
+                while not (osp.exists(tmp)):
+                    time.sleep(1)
+            for i in range(1, world_size):
+                tmp = osp.join(self.lock_dir, '{}.pkl'.format(i))
+                os.remove(tmp)
+        else:
+            tmp = osp.join(self.lock_dir, '{}.pkl'.format(rank))
+            mmcv.dump([], tmp)
+            while osp.exists(tmp):
+                time.sleep(1)
+
+    def before_run(self, runner):
+        self.lock_dir = osp.join(runner.work_dir, '.lock_map_hook')
+        if runner.rank == 0:
+            if osp.exists(self.lock_dir):
+                shutil.rmtree(self.lock_dir)
+            mmcv.mkdir_or_exist(self.lock_dir)
+
+    def after_train_epoch(self, runner):
+        if not self.every_n_epochs(runner, self.interval):
+            return
+        runner.model.eval()
+        results = [None for _ in range(len(self.dataset))]
+        prog_bar = mmcv.ProgressBar(len(self.dataset))
+        for idx in range(runner.rank, len(self.dataset), runner.world_size):
+            data = self.dataset[idx]
+            data_gpu = scatter(
+                collate([data], samples_per_gpu=1),
+                [torch.cuda.current_device()])[0]
+
+            # compute output
+            with torch.no_grad():
+                result = runner.model(
+                    **data_gpu, return_loss=False, rescale=True)
+            results[idx] = result
+
+            batch_size = runner.world_size
+            for _ in range(batch_size):
+                prog_bar.update()
+
+        if runner.rank == 0:
+            print('\n')
+            self._barrier(runner.rank, runner.world_size)
+            for i in range(1, runner.world_size):
+                tmp_file = osp.join(runner.work_dir, 'temp_{}.pkl'.format(i))
+                tmp_results = mmcv.load(tmp_file)
+                for idx in range(i, len(results), runner.world_size):
+                    results[idx] = tmp_results[idx]
+                os.remove(tmp_file)
+            self.evaluate(runner, results)
+        else:
+            tmp_file = osp.join(runner.work_dir,
+                                'temp_{}.pkl'.format(runner.rank))
+            mmcv.dump(results, tmp_file)
+            self._barrier(runner.rank, runner.world_size)
+        self._barrier(runner.rank, runner.world_size)
+
+    def evaluate(self):
+        raise NotImplementedError
+
+
+class DistEvalRecallHook(DistEvalHook):
+
+    def __init__(self,
+                 dataset,
+                 proposal_nums=(100, 300, 1000),
+                 iou_thrs=np.arange(0.5, 0.96, 0.05)):
+        super(DistEvalRecallHook, self).__init__(dataset)
+        self.proposal_nums = np.array(proposal_nums, dtype=np.int32)
+        self.iou_thrs = np.array(iou_thrs, dtype=np.float32)
+
+    def evaluate(self, runner, results):
+        # the official coco evaluation is too slow, here we use our own
+        # implementation instead, which may get slightly different results
+        gt_bboxes = []
+        for i in range(len(self.dataset)):
+            img_id = self.dataset.img_ids[i]
+            ann_ids = self.dataset.coco.getAnnIds(imgIds=img_id)
+            ann_info = self.dataset.coco.loadAnns(ann_ids)
+            if len(ann_info) == 0:
+                gt_bboxes.append(np.zeros((0, 4)))
+                continue
+            bboxes = []
+            for ann in ann_info:
+                if ann.get('ignore', False) or ann['iscrowd']:
+                    continue
+                x1, y1, w, h = ann['bbox']
+                bboxes.append([x1, y1, x1 + w - 1, y1 + h - 1])
+            bboxes = np.array(bboxes, dtype=np.float32)
+            if bboxes.shape[0] == 0:
+                bboxes = np.zeros((0, 4))
+            gt_bboxes.append(bboxes)
+
+        recalls = eval_recalls(
+            gt_bboxes,
+            results,
+            self.proposal_nums,
+            self.iou_thrs,
+            print_summary=False)
+        ar = recalls.mean(axis=1)
+        for i, num in enumerate(self.proposal_nums):
+            runner.log_buffer.output['AR@{}'.format(num)] = ar[i]
+        runner.log_buffer.ready = True
+
+
+class CocoDistEvalmAPHook(DistEvalHook):
+
+    def evaluate(self, runner, results):
+        tmp_file = osp.join(runner.work_dir, 'temp_0.json')
+        results2json(self.dataset, results, tmp_file)
+
+        res_types = ['bbox',
+                     'segm'] if runner.model.module.with_mask else ['bbox']
+        cocoGt = self.dataset.coco
+        cocoDt = cocoGt.loadRes(tmp_file)
+        imgIds = cocoGt.getImgIds()
+        for res_type in res_types:
+            iou_type = res_type
+            cocoEval = COCOeval(cocoGt, cocoDt, iou_type)
+            cocoEval.params.imgIds = imgIds
+            cocoEval.evaluate()
+            cocoEval.accumulate()
+            cocoEval.summarize()
+            field = '{}_mAP'.format(res_type)
+            runner.log_buffer.output[field] = cocoEval.stats[0]
+        runner.log_buffer.ready = True
+        os.remove(tmp_file)

mmdet/core/utils/__init__.py

 from .dist_utils import (init_dist, reduce_grads, DistOptimizerHook,
                          DistSamplerSeedHook)
-from .hooks import (EmptyCacheHook, DistEvalHook, DistEvalRecallHook,
-                    CocoDistEvalmAPHook)
-from .misc import tensor2imgs, unmap, results2json, multi_apply
+from .hooks import EmptyCacheHook
+from .misc import tensor2imgs, unmap, multi_apply
 
 __all__ = [
     'init_dist', 'reduce_grads', 'DistOptimizerHook', 'DistSamplerSeedHook',
-    'EmptyCacheHook', 'DistEvalHook', 'DistEvalRecallHook',
-    'CocoDistEvalmAPHook', 'tensor2imgs', 'unmap', 'results2json',
-    'multi_apply'
+    'EmptyCacheHook', 'tensor2imgs', 'unmap', 'multi_apply'
 ]

mmdet/core/utils/dist_utils.py

@@ -39,7 +39,7 @@ def _init_dist_slurm(backend, **kwargs):
 
 
 # modified from https://github.com/NVIDIA/apex/blob/master/apex/parallel/distributed.py#L9
-def coalesce_all_reduce(tensors):
+def all_reduce_coalesced(tensors):
     buckets = OrderedDict()
     for tensor in tensors:
         tp = tensor.type()
@@ -64,7 +64,7 @@ def reduce_grads(model, coalesce=True):
         if param.requires_grad and param.grad is not None
     ]
     if coalesce:
-        coalesce_all_reduce(grads)
+        all_reduce_coalesced(grads)
     else:
         for tensor in grads:
             dist.all_reduce(tensor)

mmdet/core/utils/hooks.py

-import os
-import os.path as osp
-import shutil
-import time
-
-import mmcv
-import numpy as np
 import torch
 from mmcv.torchpack import Hook
-from pycocotools.cocoeval import COCOeval
-
-from ..eval import eval_recalls
-from ..parallel import scatter
-from mmdet.datasets.loader import collate
 
 
 class EmptyCacheHook(Hook):
@@ -21,220 +9,3 @@ class EmptyCacheHook(Hook):
 
     def after_epoch(self, runner):
         torch.cuda.empty_cache()
-
-
-class DistEvalHook(Hook):
-
-    def __init__(self, dataset, interval=1):
-        self.dataset = dataset
-        self.interval = interval
-        self.lock_dir = None
-
-    def _barrier(self, rank, world_size):
-        """Due to some issues with `torch.distributed.barrier()`, we have to
-        implement this ugly barrier function.
-        """
-        if rank == 0:
-            for i in range(1, world_size):
-                tmp = osp.join(self.lock_dir, '{}.pkl'.format(i))
-                while not (osp.exists(tmp)):
-                    time.sleep(1)
-            for i in range(1, world_size):
-                tmp = osp.join(self.lock_dir, '{}.pkl'.format(i))
-                os.remove(tmp)
-        else:
-            tmp = osp.join(self.lock_dir, '{}.pkl'.format(rank))
-            mmcv.dump([], tmp)
-            while osp.exists(tmp):
-                time.sleep(1)
-
-    def before_run(self, runner):
-        self.lock_dir = osp.join(runner.work_dir, '.lock_map_hook')
-        if runner.rank == 0:
-            if osp.exists(self.lock_dir):
-                shutil.rmtree(self.lock_dir)
-            mmcv.mkdir_or_exist(self.lock_dir)
-
-    def after_train_epoch(self, runner):
-        if not self.every_n_epochs(runner, self.interval):
-            return
-        runner.model.eval()
-        results = [None for _ in range(len(self.dataset))]
-        prog_bar = mmcv.ProgressBar(len(self.dataset))
-        for idx in range(runner.rank, len(self.dataset), runner.world_size):
-            data = self.dataset[idx]
-            device_id = torch.cuda.current_device()
-            imgs_data = tuple(
-                scatter(collate([data], samples_per_gpu=1), [device_id])[0])
-
-            # compute output
-            with torch.no_grad():
-                result = runner.model(
-                    *imgs_data,
-                    return_loss=False,
-                    return_bboxes=True,
-                    rescale=True)
-            results[idx] = result
-
-            batch_size = runner.world_size
-            for _ in range(batch_size):
-                prog_bar.update()
-
-        if runner.rank == 0:
-            print('\n')
-            self._barrier(runner.rank, runner.world_size)
-            for i in range(1, runner.world_size):
-                tmp_file = osp.join(runner.work_dir, 'temp_{}.pkl'.format(i))
-                tmp_results = mmcv.load(tmp_file)
-                for idx in range(i, len(results), runner.world_size):
-                    results[idx] = tmp_results[idx]
-                os.remove(tmp_file)
-            self.evaluate(runner, results)
-        else:
-            tmp_file = osp.join(runner.work_dir,
-                                'temp_{}.pkl'.format(runner.rank))
-            mmcv.dump(results, tmp_file)
-            self._barrier(runner.rank, runner.world_size)
-        self._barrier(runner.rank, runner.world_size)
-
-    def evaluate(self):
-        raise NotImplementedError
-
-
-class CocoEvalMixin(object):
-
-    def _xyxy2xywh(self, bbox):
-        _bbox = bbox.tolist()
-        return [
-            _bbox[0],
-            _bbox[1],
-            _bbox[2] - _bbox[0] + 1,
-            _bbox[3] - _bbox[1] + 1,
-        ]
-
-    def det2json(self, dataset, results):
-        json_results = []
-        for idx in range(len(dataset)):
-            img_id = dataset.img_ids[idx]
-            result = results[idx]
-            for label in range(len(result)):
-                bboxes = result[label]
-                for i in range(bboxes.shape[0]):
-                    data = dict()
-                    data['image_id'] = img_id
-                    data['bbox'] = self._xyxy2xywh(bboxes[i])
-                    data['score'] = float(bboxes[i][4])
-                    data['category_id'] = dataset.cat_ids[label]
-                    json_results.append(data)
-        return json_results
-
-    def segm2json(self, dataset, results):
-        json_results = []
-        for idx in range(len(dataset)):
-            img_id = dataset.img_ids[idx]
-            det, seg = results[idx]
-            for label in range(len(det)):
-                bboxes = det[label]
-                segms = seg[label]
-                for i in range(bboxes.shape[0]):
-                    data = dict()
-                    data['image_id'] = img_id
-                    data['bbox'] = self._xyxy2xywh(bboxes[i])
-                    data['score'] = float(bboxes[i][4])
-                    data['category_id'] = dataset.cat_ids[label]
-                    segms[i]['counts'] = segms[i]['counts'].decode()
-                    data['segmentation'] = segms[i]
-                    json_results.append(data)
-        return json_results
-
-    def proposal2json(self, dataset, results):
-        json_results = []
-        for idx in range(len(dataset)):
-            img_id = dataset.img_ids[idx]
-            bboxes = results[idx]
-            for i in range(bboxes.shape[0]):
-                data = dict()
-                data['image_id'] = img_id
-                data['bbox'] = self._xyxy2xywh(bboxes[i])
-                data['score'] = float(bboxes[i][4])
-                data['category_id'] = 1
-                json_results.append(data)
-        return json_results
-
-    def results2json(self, dataset, results, out_file):
-        if isinstance(results[0], list):
-            json_results = self.det2json(dataset, results)
-        elif isinstance(results[0], tuple):
-            json_results = self.segm2json(dataset, results)
-        elif isinstance(results[0], np.ndarray):
-            json_results = self.proposal2json(dataset, results)
-        else:
-            raise TypeError('invalid type of results')
-        mmcv.dump(json_results, out_file, file_format='json')
-
-
-class DistEvalRecallHook(DistEvalHook):
-
-    def __init__(self,
-                 dataset,
-                 proposal_nums=(100, 300, 1000),
-                 iou_thrs=np.arange(0.5, 0.96, 0.05)):
-        super(DistEvalRecallHook, self).__init__(dataset)
-        self.proposal_nums = np.array(proposal_nums, dtype=np.int32)
-        self.iou_thrs = np.array(iou_thrs, dtype=np.float32)
-
-    def evaluate(self, runner, results):
-        # official coco evaluation is too slow, here we use our own
-        # implementation, which may get slightly different results
-        gt_bboxes = []
-        for i in range(len(self.dataset)):
-            img_id = self.dataset.img_ids[i]
-            ann_ids = self.dataset.coco.getAnnIds(imgIds=img_id)
-            ann_info = self.dataset.coco.loadAnns(ann_ids)
-            if len(ann_info) == 0:
-                gt_bboxes.append(np.zeros((0, 4)))
-                continue
-            bboxes = []
-            for ann in ann_info:
-                if ann.get('ignore', False) or ann['iscrowd']:
-                    continue
-                x1, y1, w, h = ann['bbox']
-                bboxes.append([x1, y1, x1 + w - 1, y1 + h - 1])
-            bboxes = np.array(bboxes, dtype=np.float32)
-            if bboxes.shape[0] == 0:
-                bboxes = np.zeros((0, 4))
-            gt_bboxes.append(bboxes)
-
-        recalls = eval_recalls(
-            gt_bboxes,
-            results,
-            self.proposal_nums,
-            self.iou_thrs,
-            print_summary=False)
-        ar = recalls.mean(axis=1)
-        for i, num in enumerate(self.proposal_nums):
-            runner.log_buffer.output['AR@{}'.format(num)] = ar[i]
-        runner.log_buffer.ready = True
-
-
-class CocoDistEvalmAPHook(DistEvalHook, CocoEvalMixin):
-
-    def evaluate(self, runner, results):
-        tmp_file = osp.join(runner.work_dir, 'temp_0.json')
-        self.results2json(self.dataset, results, tmp_file)
-
-        res_types = ['bbox', 'segm'] if runner.model.with_mask else ['bbox']
-        cocoGt = self.dataset.coco
-        cocoDt = cocoGt.loadRes(tmp_file)
-        imgIds = cocoGt.getImgIds()
-        for res_type in res_types:
-            iou_type = res_type
-            cocoEval = COCOeval(cocoGt, cocoDt, iou_type)
-            cocoEval.params.imgIds = imgIds
-            cocoEval.evaluate()
-            cocoEval.accumulate()
-            cocoEval.summarize()
-            field = '{}_mAP'.format(res_type)
-            runner.log_buffer.output[field] = cocoEval.stats[0]
-        runner.log_buffer.ready = True
-        os.remove(tmp_file)

mmdet/core/utils/misc.py

@@ -4,6 +4,7 @@ import mmcv
 import numpy as np
 from six.moves import map, zip
 
+
 def tensor2imgs(tensor, mean=(0, 0, 0), std=(1, 1, 1), to_rgb=True):
     num_imgs = tensor.size(0)
     mean = np.array(mean, dtype=np.float32)
@@ -33,77 +34,3 @@ def unmap(data, count, inds, fill=0):
         ret = data.new_full(new_size, fill)
         ret[inds, :] = data
     return ret
-
-
-def xyxy2xywh(bbox):
-    _bbox = bbox.tolist()
-    return [
-        _bbox[0],
-        _bbox[1],
-        _bbox[2] - _bbox[0] + 1,
-        _bbox[3] - _bbox[1] + 1,
-    ]
-
-
-def proposal2json(dataset, results):
-    json_results = []
-    for idx in range(len(dataset)):
-        img_id = dataset.img_ids[idx]
-        bboxes = results[idx]
-        for i in range(bboxes.shape[0]):
-            data = dict()
-            data['image_id'] = img_id
-            data['bbox'] = xyxy2xywh(bboxes[i])
-            data['score'] = float(bboxes[i][4])
-            data['category_id'] = 1
-            json_results.append(data)
-    return json_results
-
-
-def det2json(dataset, results):
-    json_results = []
-    for idx in range(len(dataset)):
-        img_id = dataset.img_ids[idx]
-        result = results[idx]
-        for label in range(len(result)):
-            bboxes = result[label]
-            for i in range(bboxes.shape[0]):
-                data = dict()
-                data['image_id'] = img_id
-                data['bbox'] = xyxy2xywh(bboxes[i])
-                data['score'] = float(bboxes[i][4])
-                data['category_id'] = dataset.cat_ids[label]
-                json_results.append(data)
-    return json_results
-
-
-def segm2json(dataset, results):
-    json_results = []
-    for idx in range(len(dataset)):
-        img_id = dataset.img_ids[idx]
-        det, seg = results[idx]
-        for label in range(len(det)):
-            bboxes = det[label]
-            segms = seg[label]
-            for i in range(bboxes.shape[0]):
-                data = dict()
-                data['image_id'] = img_id
-                data['bbox'] = xyxy2xywh(bboxes[i])
-                data['score'] = float(bboxes[i][4])
-                data['category_id'] = dataset.cat_ids[label]
-                segms[i]['counts'] = segms[i]['counts'].decode()
-                data['segmentation'] = segms[i]
-                json_results.append(data)
-    return json_results
-
-
-def results2json(dataset, results, out_file):
-    if isinstance(results[0], list):
-        json_results = det2json(dataset, results)
-    elif isinstance(results[0], tuple):
-        json_results = segm2json(dataset, results)
-    elif isinstance(results[0], np.ndarray):
-        json_results = proposal2json(dataset, results)
-    else:
-        raise TypeError('invalid type of results')
-    mmcv.dump(json_results, out_file)

tools/configs/r50_fpn_frcnn_1x.py

@@ -93,16 +93,26 @@ data = dict(
         flip_ratio=0.5,
         with_mask=False,
         with_crowd=True,
-        with_label=True,
-        test_mode=False),
-    test=dict(
+        with_label=True),
+    val=dict(
         type=dataset_type,
         ann_file=data_root + 'annotations/instances_val2017.json',
         img_prefix=data_root + 'val2017/',
         img_scale=(1333, 800),
+        img_norm_cfg=img_norm_cfg,
+        size_divisor=32,
         flip_ratio=0,
+        with_mask=False,
+        with_crowd=True,
+        with_label=True),
+    test=dict(
+        type=dataset_type,
+        ann_file=data_root + 'annotations/instances_val2017.json',
+        img_prefix=data_root + 'val2017/',
+        img_scale=(1333, 800),
         img_norm_cfg=img_norm_cfg,
         size_divisor=32,
+        flip_ratio=0,
         with_mask=False,
         with_label=False,
         test_mode=True))
@@ -128,7 +138,7 @@ log_config = dict(
 # runtime settings
 total_epochs = 12
 device_ids = range(8)
-dist_params = dict(backend='nccl', port='29500')
+dist_params = dict(backend='gloo')
 log_level = 'INFO'
 work_dir = './work_dirs/fpn_faster_rcnn_r50_1x'
 load_from = None

tools/configs/r50_fpn_maskrcnn_1x.py

@@ -106,16 +106,26 @@ data = dict(
         flip_ratio=0.5,
         with_mask=True,
         with_crowd=True,
-        with_label=True,
-        test_mode=False),
-    test=dict(
+        with_label=True),
+    val=dict(
         type=dataset_type,
         ann_file=data_root + 'annotations/instances_val2017.json',
         img_prefix=data_root + 'val2017/',
         img_scale=(1333, 800),
+        img_norm_cfg=img_norm_cfg,
+        size_divisor=32,
         flip_ratio=0,
+        with_mask=True,
+        with_crowd=True,
+        with_label=True),
+    test=dict(
+        type=dataset_type,
+        ann_file=data_root + 'annotations/instances_val2017.json',
+        img_prefix=data_root + 'val2017/',
+        img_scale=(1333, 800),
         img_norm_cfg=img_norm_cfg,
         size_divisor=32,
+        flip_ratio=0,
         with_mask=False,
         with_label=False,
         test_mode=True))
@@ -141,7 +151,7 @@ log_config = dict(
 # runtime settings
 total_epochs = 12
 device_ids = range(8)
-dist_params = dict(backend='nccl', port='29500')
+dist_params = dict(backend='gloo')
 log_level = 'INFO'
 work_dir = './work_dirs/fpn_mask_rcnn_r50_1x'
 load_from = None

tools/configs/r50_fpn_rpn_1x.py

@@ -65,16 +65,26 @@ data = dict(
         flip_ratio=0.5,
         with_mask=False,
         with_crowd=False,
-        with_label=False,
-        test_mode=False),
-    test=dict(
+        with_label=False),
+    val=dict(
         type=dataset_type,
         ann_file=data_root + 'annotations/instances_val2017.json',
         img_prefix=data_root + 'val2017/',
         img_scale=(1333, 800),
+        img_norm_cfg=img_norm_cfg,
+        size_divisor=32,
         flip_ratio=0,
+        with_mask=False,
+        with_crowd=False,
+        with_label=False),
+    test=dict(
+        type=dataset_type,
+        ann_file=data_root + 'annotations/instances_val2017.json',
+        img_prefix=data_root + 'val2017/',
+        img_scale=(1333, 800),
         img_norm_cfg=img_norm_cfg,
         size_divisor=32,
+        flip_ratio=0,
         with_mask=False,
         with_label=False,
         test_mode=True))
@@ -104,4 +114,4 @@ log_level = 'INFO'
 work_dir = './work_dirs/fpn_rpn_r50_1x'
 load_from = None
 resume_from = None
-workflow = [('train', 1)]
+workflow = [('train', 1), ('val', 1)]

tools/dist_train.sh

@@ -2,4 +2,4 @@
 
 PYTHON=${PYTHON:-"python"}
 
-$PYTHON -m torch.distributed.launch --nproc_per_node=$2 train.py $1 --launcher pytorch
\ No newline at end of file
+$PYTHON -m torch.distributed.launch --nproc_per_node=$2 train.py $1 --launcher pytorch $3

tools/test.py

@@ -59,7 +59,7 @@ def main():
     cfg.model.pretrained = None
     cfg.data.test.test_mode = True
 
-    dataset = obj_from_dict(cfg.data.test, datasets)
+    dataset = obj_from_dict(cfg.data.test, datasets, dict(test_mode=True))
     if args.gpus == 1:
         model = build_detector(
             cfg.model, train_cfg=None, test_cfg=cfg.test_cfg)

tools/train.py

@@ -9,9 +9,10 @@ from mmcv.torchpack import Runner, obj_from_dict
 
 from mmdet import datasets
 from mmdet.core import (init_dist, DistOptimizerHook, DistSamplerSeedHook,
-                        MMDataParallel, MMDistributedDataParallel)
+                        MMDataParallel, MMDistributedDataParallel,
+                        DistEvalRecallHook, CocoDistEvalmAPHook)
 from mmdet.datasets.loader import build_dataloader
-from mmdet.models import build_detector
+from mmdet.models import build_detector, RPN
 
 
 def parse_losses(losses):
@@ -109,6 +110,11 @@ def main():
                                    cfg.checkpoint_config, cfg.log_config)
     if dist:
         runner.register_hook(DistSamplerSeedHook())
+        # register eval hooks
+        if isinstance(model.module, RPN):
+            runner.register_hook(DistEvalRecallHook(cfg.data.val))
+        elif cfg.data.val.type == 'CocoDataset':
+            runner.register_hook(CocoDistEvalmAPHook(cfg.data.val))
 
     if cfg.resume_from:
         runner.resume(cfg.resume_from)