example/rcnn/rcnn/pycocotools/coco.py [264:330]:
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                        img = np.ones( (m.shape[0], m.shape[1], 3) )
                        if ann['iscrowd'] == 1:
                            color_mask = np.array([2.0,166.0,101.0])/255
                        if ann['iscrowd'] == 0:
                            color_mask = np.random.random((1, 3)).tolist()[0]
                        for i in range(3):
                            img[:,:,i] = color_mask[i]
                        ax.imshow(np.dstack( (img, m*0.5) ))
                if 'keypoints' in ann and type(ann['keypoints']) == list:
                    # turn skeleton into zero-based index
                    sks = np.array(self.loadCats(ann['category_id'])[0]['skeleton'])-1
                    kp = np.array(ann['keypoints'])
                    x = kp[0::3]
                    y = kp[1::3]
                    v = kp[2::3]
                    for sk in sks:
                        if np.all(v[sk]>0):
                            plt.plot(x[sk],y[sk], linewidth=3, color=c)
                    plt.plot(x[v>0], y[v>0],'o',markersize=8, markerfacecolor=c, markeredgecolor='k',markeredgewidth=2)
                    plt.plot(x[v>1], y[v>1],'o',markersize=8, markerfacecolor=c, markeredgecolor=c, markeredgewidth=2)
            p = PatchCollection(polygons, facecolor=color, linewidths=0, alpha=0.4)
            ax.add_collection(p)
            p = PatchCollection(polygons, facecolor='none', edgecolors=color, linewidths=2)
            ax.add_collection(p)
        elif datasetType == 'captions':
            for ann in anns:
                print(ann['caption'])

    def loadRes(self, resFile):
        """
        Load result file and return a result api object.
        :param   resFile (str)     : file name of result file
        :return: res (obj)         : result api object
        """
        res = COCO()
        res.dataset['images'] = [img for img in self.dataset['images']]

        print('Loading and preparing results...')
        tic = time.time()
        if type(resFile) == str or type(resFile) == unicode:
            anns = json.load(open(resFile))
        elif type(resFile) == np.ndarray:
            anns = self.loadNumpyAnnotations(resFile)
        else:
            anns = resFile
        assert type(anns) == list, 'results in not an array of objects'
        annsImgIds = [ann['image_id'] for ann in anns]
        assert set(annsImgIds) == (set(annsImgIds) & set(self.getImgIds())), \
               'Results do not correspond to current coco set'
        if 'caption' in anns[0]:
            imgIds = set([img['id'] for img in res.dataset['images']]) & set([ann['image_id'] for ann in anns])
            res.dataset['images'] = [img for img in res.dataset['images'] if img['id'] in imgIds]
            for id, ann in enumerate(anns):
                ann['id'] = id+1
        elif 'bbox' in anns[0] and not anns[0]['bbox'] == []:
            res.dataset['categories'] = copy.deepcopy(self.dataset['categories'])
            for id, ann in enumerate(anns):
                bb = ann['bbox']
                x1, x2, y1, y2 = [bb[0], bb[0]+bb[2], bb[1], bb[1]+bb[3]]
                if not 'segmentation' in ann:
                    ann['segmentation'] = [[x1, y1, x1, y2, x2, y2, x2, y1]]
                ann['area'] = bb[2]*bb[3]
                ann['id'] = id+1
                ann['iscrowd'] = 0
        elif 'segmentation' in anns[0]:
            res.dataset['categories'] = copy.deepcopy(self.dataset['categories'])
            for id, ann in enumerate(anns):
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example/ssd/dataset/pycocotools/coco.py [266:332]:
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                        img = np.ones( (m.shape[0], m.shape[1], 3) )
                        if ann['iscrowd'] == 1:
                            color_mask = np.array([2.0,166.0,101.0])/255
                        if ann['iscrowd'] == 0:
                            color_mask = np.random.random((1, 3)).tolist()[0]
                        for i in range(3):
                            img[:,:,i] = color_mask[i]
                        ax.imshow(np.dstack( (img, m*0.5) ))
                if 'keypoints' in ann and type(ann['keypoints']) == list:
                    # turn skeleton into zero-based index
                    sks = np.array(self.loadCats(ann['category_id'])[0]['skeleton'])-1
                    kp = np.array(ann['keypoints'])
                    x = kp[0::3]
                    y = kp[1::3]
                    v = kp[2::3]
                    for sk in sks:
                        if np.all(v[sk]>0):
                            plt.plot(x[sk],y[sk], linewidth=3, color=c)
                    plt.plot(x[v>0], y[v>0],'o',markersize=8, markerfacecolor=c, markeredgecolor='k',markeredgewidth=2)
                    plt.plot(x[v>1], y[v>1],'o',markersize=8, markerfacecolor=c, markeredgecolor=c, markeredgewidth=2)
            p = PatchCollection(polygons, facecolor=color, linewidths=0, alpha=0.4)
            ax.add_collection(p)
            p = PatchCollection(polygons, facecolor='none', edgecolors=color, linewidths=2)
            ax.add_collection(p)
        elif datasetType == 'captions':
            for ann in anns:
                print(ann['caption'])

    def loadRes(self, resFile):
        """
        Load result file and return a result api object.
        :param   resFile (str)     : file name of result file
        :return: res (obj)         : result api object
        """
        res = COCO()
        res.dataset['images'] = [img for img in self.dataset['images']]

        print('Loading and preparing results...')
        tic = time.time()
        if type(resFile) == str or type(resFile) == unicode:
            anns = json.load(open(resFile))
        elif type(resFile) == np.ndarray:
            anns = self.loadNumpyAnnotations(resFile)
        else:
            anns = resFile
        assert type(anns) == list, 'results in not an array of objects'
        annsImgIds = [ann['image_id'] for ann in anns]
        assert set(annsImgIds) == (set(annsImgIds) & set(self.getImgIds())), \
               'Results do not correspond to current coco set'
        if 'caption' in anns[0]:
            imgIds = set([img['id'] for img in res.dataset['images']]) & set([ann['image_id'] for ann in anns])
            res.dataset['images'] = [img for img in res.dataset['images'] if img['id'] in imgIds]
            for id, ann in enumerate(anns):
                ann['id'] = id+1
        elif 'bbox' in anns[0] and not anns[0]['bbox'] == []:
            res.dataset['categories'] = copy.deepcopy(self.dataset['categories'])
            for id, ann in enumerate(anns):
                bb = ann['bbox']
                x1, x2, y1, y2 = [bb[0], bb[0]+bb[2], bb[1], bb[1]+bb[3]]
                if not 'segmentation' in ann:
                    ann['segmentation'] = [[x1, y1, x1, y2, x2, y2, x2, y1]]
                ann['area'] = bb[2]*bb[3]
                ann['id'] = id+1
                ann['iscrowd'] = 0
        elif 'segmentation' in anns[0]:
            res.dataset['categories'] = copy.deepcopy(self.dataset['categories'])
            for id, ann in enumerate(anns):
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