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In this paper, the authors propose a new algorithm to hide data inside image using steganography technique. The proposed algorithm uses binary codes and pixels inside an image. The zipped file is used before it is converted to binary codes…

多媒体 · 计算机科学 2011-12-14 Rosziati Ibrahim , Teoh Suk Kuan

Similarity measure, also called information measure, is a concept used to distinguish different objects. It has been studied from different contexts by employing mathematical, psychological, and fuzzy approaches. Image steganography is the…

多媒体 · 计算机科学 2020-06-28 Zubair Ashraf , Mukul Lata Roy , Pranab K. Muhuri , Q. M. Danish Lohani

We propose a system that learns to detect objects and infer their 3D poses in RGB-D images. Many existing systems can identify objects and infer 3D poses, but they heavily rely on human labels and 3D annotations. The challenge here is to…

计算机视觉与模式识别 · 计算机科学 2020-11-02 Mihir Prabhudesai , Shamit Lal , Hsiao-Yu Fish Tung , Adam W. Harley , Shubhankar Potdar , Katerina Fragkiadaki

Previous VoIP steganalysis methods face great challenges in detecting speech signals at low embedding rates, and they are also generally difficult to perform real-time detection, making them hard to truly maintain cyberspace security. To…

多媒体 · 计算机科学 2019-02-05 Zhongliang Yang , Hao Yang , Yuting Hu , Yongfeng Huang , Yu-Jin Zhang

Image steganography is the process of concealing secret information in images through imperceptible changes. Recent work has formulated this task as a classic constrained optimization problem. In this paper, we argue that image…

图像与视频处理 · 电气工程与系统科学 2023-03-30 Xiangyu Chen , Varsha Kishore , Kilian Q Weinberger

Recent advancements in large generative models and real-time neural rendering using point-based techniques pave the way for a future of widespread visual data distribution through sharing synthesized 3D assets. However, while standardized…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Chenxin Li , Hengyu Liu , Zhiwen Fan , Wuyang Li , Yifan Liu , Panwang Pan , Yixuan Yuan

Estimating and understanding the surroundings of the vehicle precisely forms the basic and crucial step for the autonomous vehicle. The perception system plays a significant role in providing an accurate interpretation of a vehicle's…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Sreenivasa Hikkal Venugopala

Steganography, or hiding messages in plain sight, is a form of information hiding that is most commonly used for covert communication. As modern steganographic mediums include images, text, audio, and video, this communication method is…

密码学与安全 · 计算机科学 2023-10-13 Preston K. Robinette , Hanchen D. Wang , Nishan Shehadeh , Daniel Moyer , Taylor T. Johnson

Change detection and irregular object extraction in 3D point clouds is a challenging task that is of high importance not only for autonomous navigation but also for updating existing digital twin models of various industrial environments.…

计算机视觉与模式识别 · 计算机科学 2023-12-18 Nikolaos Stathoulopoulos , Anton Koval , George Nikolakopoulos

This work aims to estimate 6Dof (6D) object pose in background clutter. Considering the strong occlusion and background noise, we propose to utilize the spatial structure for better tackling this challenging task. Observing that the 3D mesh…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Jianhan Mei , Xudong Jiang , Henghui Ding

It is well known that the designing or improving embedding cost becomes a key issue for current steganographic methods. Unlike existing works, we propose a novel framework to enhance the steganography security via post-processing on the…

多媒体 · 计算机科学 2020-02-20 Bolin Chen , Weiqi Luo , Peijia Zheng , Jiwu Huang

Point clouds are a set of data points in space to represent the 3D geometry of objects. A fundamental step in the processing is to identify a subset of points to represent the shape. While traditional sampling methods often ignore to…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Pierre Onghena , Santiago Velasco-Forero , Beatriz Marcotegui

The paper presents Deep Hiding Techniques (DHTs) that define general techniques that can be applied to every network steganography method to improve its undetectability and make steganogram extraction harder to perform. We define five…

密码学与安全 · 计算机科学 2011-07-21 Wojciech Fraczek , Wojciech Mazurczyk , Krzysztof Szczypiorski

This work presents DLO-Splatting, an algorithm for estimating the 3D shape of Deformable Linear Objects (DLOs) from multi-view RGB images and gripper state information through prediction-update filtering. The DLO-Splatting algorithm uses a…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Holly Dinkel , Marcel Büsching , Alberta Longhini , Brian Coltin , Trey Smith , Danica Kragic , Mårten Björkman , Timothy Bretl

The ability to promptly respond to environmental changes is crucial for the perception system of autonomous driving. Recently, a new task called streaming perception was proposed. It jointly evaluate the latency and accuracy into a single…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Changcai Li , Zonghua Gu , Gang Chen , Libo Huang , Wei Zhang , Huihui Zhou

The ability to detect and segment moving objects in a scene is essential for building consistent maps, making future state predictions, avoiding collisions, and planning. In this paper, we address the problem of moving object segmentation…

机器人学 · 计算机科学 2021-07-15 Xieyuanli Chen , Shijie Li , Benedikt Mersch , Louis Wiesmann , Jürgen Gall , Jens Behley , Cyrill Stachniss

3D object detection often involves complicated training and testing pipelines, which require substantial domain knowledge about individual datasets. Inspired by recent non-maximum suppression-free 2D object detection models, we propose a 3D…

计算机视觉与模式识别 · 计算机科学 2021-10-14 Yue Wang , Justin Solomon

In this paper, a deep learning color image steganography scheme combining convolutional autoencoders and ResNet architecture is proposed. Traditional steganography methods suffer from some critical defects such as low capacity, security,…

图像与视频处理 · 电气工程与系统科学 2024-06-18 Seyed Hesam Odin Hashemi , Mohammad-Hassan Majidi , Saeed Khorashadizadeh

The creation of manipulated multimedia content involving human characters has reached in the last years unprecedented realism, calling for automated techniques to expose synthetically generated faces in images and videos. This work explores…

计算机视觉与模式识别 · 计算机科学 2020-07-31 Mattia Bonomi , Cecilia Pasquini , Giulia Boato

Steganography is the art and science of hiding secret messages in public communication so that the presence of the secret messages cannot be detected. There are two distribution-preserving steganographic frameworks, one is sampling-based…

多媒体 · 计算机科学 2020-11-23 Kejiang Chen , Hang Zhou , Hanqing Zhao , Dongdong Chen , Weiming Zhang , Nenghai Yu