Image copy detection has three important characteristics: real-time, accuracy and robustness.
基于内容的图像拷贝检测包含了三个重要特性：准确性、鲁棒性和实时性。
To ensure the quality of practical exercise, some measures to copy detection for source code is necessary.
为了保证实践教学的质量，必须有一定的措施来对源代码进行抄袭检测。
Our paper presents a new fast and efficient system for video copy detection aiming at the particularity of IPTV.
针对IPTV系统应用的特殊性，提出了一种快速高效的视频拷贝检测系统。
Copy detection includes the two categories: the plagiarism of source code and the plagiarism of natural language.
文本复制检测包括源程序复制检测和自然语言复制检测两大类。
Firstly, this paper introduces background, basic concept, research situation and scientific significance of the copy detection.
本文首先综述了文本复制检测系统的研究背景﹑基本概念﹑研究现状及科学意义。
Text similarity counting has been widely used in several fields, for example, the field of copy detection and information retrieval, etc.
相似度的计算在信息检索及文档复制检测等领域具有广泛的应用前景。
Firstly, this paper introduces the basic theories of the source code copy detection technology, and analyses the functions and characteristics of current copy detection systems for source code.
本文首先介绍了程序源代码复制检测技术的基本原理，分析了现有检测系统的功能和特点，并阐述了构建系统所需要的关键技术。
Then, through introducing the theory of the classical copy-correlation and chaos signal detection, some research have been done for the efficient signal detection with strong noise at the background.
其次，通过介绍经典拷贝相关，混沌振子检测理论，对于强噪声背景下的有效信号检测做了一定研究。
Aiming at a common copy-paste forgery in the research field of digital image forensics, this paper proposes a detection approach based on wavelet transform and singular value decomposition.
针对数字图像取证中一类常见的复制粘贴图像伪造，本文提出了一种基于小波变换和奇异值分解的检测算法。
To detect the forged parts in a single image with copy-move attack, an autocorrelation detection method based on phase and amplitude spectrum of FFT is proposed.
针对一类单幅图像的复制遮盖篡改，提出一种基于快速傅立叶变换相位和幅度的自相关检测算法对篡改部位进行检测。
With regard to the copy-move forgery of image region, this paper proposes a detection algorithm based on gray level co-occurrence matrix.
针对图像区域复制—粘贴篡改，提出了一种基于灰度共生矩阵的检测算法。
With regard to the copy-move forgery of image region, this paper proposes a detection algorithm based on gray level co-occurrence matrix.
针对图像区域复制—粘贴篡改，提出了一种基于灰度共生矩阵的检测算法。
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