file-type

基于边缘梯度的形状模板匹配技术研究

版权申诉

RAR文件

5星 · 超过95%的资源 | 5.9MB | 更新于2024-12-08 | 11 浏览量 | 4 评论 | 4 下载量 举报 1 收藏
download 限时特惠:#11.90
这项技术可以用于多种场合,如机器人视觉、图像识别和增强现实等。 在linemod的实现中,匹配过程通常依赖于物体的形状和表面特征。该方法通过对物体的表面进行采样,建立起一系列的形状模板。当需要进行匹配时,算法会从待匹配的图像中提取边缘和梯度信息,并与已有的形状模板进行比较。通过这种方式,算法能够识别出与模板相匹配的对象。 利用边缘梯度信息是linemod技术的一大特点。边缘梯度信息描述了物体边界像素的强度变化,这种信息对于区分不同物体的形状和结构特征至关重要。通过分析边缘梯度,算法能够更准确地定位物体的位置和方向,提高了匹配的准确性和鲁棒性。 Somet5v是linemod技术中一个重要的概念。Somet5v通常指的是在linemod匹配过程中使用的特定数据结构或算法,它有助于提高匹配速度和效率。在实际应用中,somet5v通过优化匹配过程,使得算法能在更短的时间内得到结果,这对于实时应用来说尤为关键。 形状模板匹配是一种经典的计算机视觉匹配技术,它不依赖于颜色信息,因此在处理颜色变化较大或者光照条件复杂的场景时更具优势。形状模板匹配通常涉及创建一个或多个物体的形状模型,然后将这些模型与新图像进行匹配,以识别出目标物体的位置和姿态。 模板匹配技术的原理是将一个已知形状的模板图像滑动过整幅待匹配的图像,通过计算两者之间的相似度来确定最佳匹配位置。在传统模板匹配中,通常会用到的方法包括归一化互相关(Normalized Cross-Correlation, NCC)、均方误差(Mean Square Error, MSE)和结构相似性(Structural Similarity, SSIM)等。 总的来说,linemod以及形状模板匹配技术,通过利用边缘梯度信息和somet5v算法,能够有效地识别和定位图像中的物体。这些技术在许多实际应用中都发挥着重要的作用,对于推动计算机视觉技术的发展具有重要价值。" 由于压缩包子文件的文件名称列表中只有一个"shape_based_matching",它似乎是对整个压缩文件的命名,并不提供额外的知识点信息。因此,上述内容已经围绕标题、描述和标签中的信息,提供了丰富的知识点。

相关推荐

filetype

[07/16 09:53:29] ppdet.utils.checkpoint INFO: Skipping import of the encryption module. loading annotations into memory... Done (t=0.00s) creating index... index created! [07/16 09:53:29] ppdet.data.source.coco INFO: Load [217 samples valid, 0 samples invalid] in file C:\Users\Administrator\Desktop\PaddleX\dataset\min_pai\annotations/instance_train.json. use cuda ms_deformable_attn op! [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.dec_score_head.0.bias is unmatched with the shape [11] in model transformer.dec_score_head.0.bias. And the weight transformer.dec_score_head.0.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.dec_score_head.0.weight is unmatched with the shape [256, 11] in model transformer.dec_score_head.0.weight. And the weight transformer.dec_score_head.0.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.dec_score_head.1.bias is unmatched with the shape [11] in model transformer.dec_score_head.1.bias. And the weight transformer.dec_score_head.1.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.dec_score_head.1.weight is unmatched with the shape [256, 11] in model transformer.dec_score_head.1.weight. And the weight transformer.dec_score_head.1.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.dec_score_head.2.bias is unmatched with the shape [11] in model transformer.dec_score_head.2.bias. And the weight transformer.dec_score_head.2.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.dec_score_head.2.weight is unmatched with the shape [256, 11] in model transformer.dec_score_head.2.weight. And the weight transformer.dec_score_head.2.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.dec_score_head.3.bias is unmatched with the shape [11] in model transformer.dec_score_head.3.bias. And the weight transformer.dec_score_head.3.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.dec_score_head.3.weight is unmatched with the shape [256, 11] in model transformer.dec_score_head.3.weight. And the weight transformer.dec_score_head.3.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.dec_score_head.4.bias is unmatched with the shape [11] in model transformer.dec_score_head.4.bias. And the weight transformer.dec_score_head.4.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.dec_score_head.4.weight is unmatched with the shape [256, 11] in model transformer.dec_score_head.4.weight. And the weight transformer.dec_score_head.4.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.dec_score_head.5.bias is unmatched with the shape [11] in model transformer.dec_score_head.5.bias. And the weight transformer.dec_score_head.5.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.dec_score_head.5.weight is unmatched with the shape [256, 11] in model transformer.dec_score_head.5.weight. And the weight transformer.dec_score_head.5.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23, 256] in pretrained weight transformer.denoising_class_embed.weight is unmatched with the shape [11, 256] in model transformer.denoising_class_embed.weight. And the weight transformer.denoising_class_embed.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [23] in pretrained weight transformer.enc_score_head.bias is unmatched with the shape [11] in model transformer.enc_score_head.bias. And the weight transformer.enc_score_head.bias will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: The shape [256, 23] in pretrained weight transformer.enc_score_head.weight is unmatched with the shape [256, 11] in model transformer.enc_score_head.weight. And the weight transformer.enc_score_head.weight will not be loaded [07/16 09:53:33] ppdet.utils.checkpoint INFO: Finish loading model weights: C:\Users\Administrator/.cache/paddle/weights\PP-DocLayout-L_pretrained.pdparams Exception in thread Thread-2 (_thread_loop): Traceback (most recent call last): File "C:\ProgramData\miniconda3\envs\Paddlex\lib\threading.py", line 1016, in _bootstrap_inner self.run() File "C:\ProgramData\miniconda3\envs\Paddlex\lib\threading.py", line 953, in run self._target(*self._args, **self._kwargs) File "C:\ProgramData\miniconda3\envs\Paddlex\lib\site-packages\paddle\io\dataloader\dataloader_iter.py", line 282, in _thread_loop raise e File "C:\ProgramData\miniconda3\envs\Paddlex\lib\site-packages\paddle\io\dataloader\dataloader_iter.py", line 267, in _thread_loop tmp.set(slot, core.CPUPlace()) ValueError: (InvalidArgument) Input object type error or incompatible array data type. tensor.set() supports array with bool, float16, float32, float64, int8, int16, int32, int64, uint8 or uint16, please check your input or input array data type. (at ..\paddle/fluid/pybind/tensor_py.h:537) Traceback (most recent call last): File "C:\Users\Administrator\Desktop\PaddleX\paddlex\repo_manager\repos\PaddleDetection\tools\train.py", line 212, in <module> main() File "C:\Users\Administrator\Desktop\PaddleX\paddlex\repo_manager\repos\PaddleDetection\tools\train.py", line 208, in main run(FLAGS, cfg) File "C:\Users\Administrator\Desktop\PaddleX\paddlex\repo_manager\repos\PaddleDetection\tools\train.py", line 161, in run trainer.train(FLAGS.eval) File "C:\Users\Administrator\Desktop\PaddleX\paddlex\repo_manager\repos\PaddleDetection\ppdet\engine\trainer.py", line 567, in train for step_id, data in enumerate(self.loader): File "C:\ProgramData\miniconda3\envs\Paddlex\lib\site-packages\paddle\io\dataloader\dataloader_iter.py", line 298, in __next__ self._reader.read_next_list()[0] SystemError: (Fatal) Blocking queue is killed because the data reader raises an exception. [Hint: Expected killed_ != true, but received killed_:1 == true:1.] (at ..\paddle/fluid/operators/reader/blocking_queue.h:174)

资源评论
用户头像
SLHJ-Translator
2025.08.30
对于从事图像处理的研究者,本资源颇有参考价值。
用户头像
IYA1738
2025.08.17
内容详细介绍了linemod在形状模板匹配方面的应用。💕
用户头像
史努比狗狗
2025.05.08
基于边缘梯度的形状模板匹配,实用性强。
用户头像
白小俗
2025.04.14
文档聚焦于linemod匹配拾取技术,值得参考。
alvarocfc
  • 粉丝: 158
上传资源 快速赚钱