HIDDEN MAXIMUM ENTROPY APPROACH FOR VISUAL CONCEPT MODELING (2009)
Sheng Gao, Joo-hwee Lim, Qibin Sun
Recently, the bag-of-words approach has been successfully applied to automatic image annotation, object recognition, etc. The method needs to first quantize an image using the visual terms and then...
Security Applications for JPEG 2000 Imagery (2009)
Apostolopoulos, John, Dufaux, Frederic, Sun, Qibin, Schelkens, Peter, Skodras, Athanassios, Ebrahimi, Touradj
CONSTRUCTING SECURE CONTENT-DEPENDENT WATERMARKING SCHEME USING HOMOMORPHIC ENCRYPTION (2008)
Zhi Li, Xinglei Zhu, Yong Lian, Qibin Sun
Content-dependent watermarking (CDWM) has been proposed as a solution to overcome the potential estimation attack aiming to recover and remove the watermark from the host signal. It has also been...
DETECTING DIGITAL IMAGE FORGERIES BY MEASURING INCONSISTENCIES OF BLOCKING ARTIFACT (2008)
Shuiming Ye, Qibin Sun, Ee-chien Chang
Digital images can be forged easily with today’s widely available image processing software. In this paper, we describe a passive approach to detect digital forgeries by checking inconsistencies of...
Zhishou Zhang, Qibin Sun, Susie Wee, Wai-choong Wong
In this paper, we propose an optimized content-aware authentication scheme for JPEG-2000 streams over lossy networks, where a received packet is consumed only when it is both decodable and authentic....
Rate-Distortion-Authentication Optimized Streaming of Authenticated Video (2008)
Zhishou Zhang, Student Member, Qibin Sun, Wai-choong Wong, Senior Member, John Apostolopoulos, ...
Abstract—We define authenticated video as decoded video that results from those received packets whose authenticities have been verified. Generic data stream authentication methods usually impose...
PROPAGATING IMAGE-LEVEL PART STATISTICS TO ENHANCE OBJECT DETECTION (2008)
Sheng Gao, Joo-hwee Lim, Qibin Sun
The bag-of-words approach has become increasingly attractive in the fields of object category recognition and scene classification, witnessed by some successful applications [5, 7, 11]. Its basic...
STREAM AUTHENTICATION BASED ON GENERLIZED BUTTERFLY GRAPH (2008)
Zhishou Zhang, John Apostolopoulos, Qibin Sun, Susie Wee, Wai-choong Wong
This paper proposes a stream authentication method based on the Generalized Butterfly Graph (GBG) framework. Compared with the original Butterfly graph, the proposed GBG graph supports an arbitrary...
Quality-Optimized and Secure End-to-End Authentication for Media Delivery (2008)
Qibin Sun, John Apostolopoulos, Senior Member, Chang Wen Chen, Shih-fu Chang
Abstract—The need for security services, such as confidentiality and authentication, have become one of the major concerns in multimedia communication applications, such as video on demand and...
Design and Analysis of a Scalable Watermarking Scheme for the Scalable Audio Coder (2008)
Zhi Li, Student Member, Qibin Sun, Yong Lian, Senior Member
Abstract — In this paper, we present a scalable approach to design lossless watermark for audio. The proposed watermarking framework is built on a recently standardized two-layer scalable audio...
Zhi Li, Yong Lian, Qibin Sun, Chang Wen Chen
We propose in this paper a novel content-aware stream-level approach to authenticating multimedia data transmitted over wireless networks. The proposed approach is fundamentally different from...
MUSIC GENRES CLASSIFICATION USING TEXT CATEGORIZATION METHOD (2008)
Kai Chen, Sheng Gao, Yongwei Zhu, Qibin Sun
Automatic music genre classification is one of the most challenging problems in music information retrieval and management of digital music database. In this paper, we propose a new framework using...
Classifier optimization for multimedia semantic concept detection (2008)
In this paper, we present an AUC (i.e., the Area Under the Curve of Receiver Operating Characteristics (ROC)) maximization based learning algorithm to design the classifier for maximizing the ranking...
Shuiming Ye, Qibin Sun, Ee-chien Chang
Abstract. Content-based image authentication typically assesses authenticity based on a distance measure between the image to be tested and its original. Commonly employed distance measures such as...
A SECURE AND ROBUST APPROACH TO SCALABLE VIDEO AUTHENTICATION (2008)
Qibin Sun, Dajun He, Zhishou Zhang, Qi Tian
In this paper, we present a secure and robust content authentication scheme for scalable video streaming. In our authentication scheme we consider three common video transcoding methods as acceptable...
Junli Yuan, Sujoy Roy, Qibin Sun
There are great challenges in streaming variable-bit-rate video over wide-area networks due to the significant variation of network conditions. The utilization of the precious bandwidth of wide-area...
FEATURE DIFFERENCE ANALYSIS IN VIDEO AUTHENTICATION SYSTEM (2008)
Dajun He, Zhiyong Huang, Ruihua Ma, Qibin Sun
In most video authentication systems, the difference between features of the original and received videos is often used to decide the authenticity. In this paper, by employing mutual information to...
ROBUST HASH FOR DETECTING AND LOCALIZING IMAGE TAMPERING (2008)
An image hash should be (1) robust to allowable operations and (2) sensitive to illegal manipulations (like image tampering) and distinct queries. Although existing methods try to address the first...
Watermarking based Image Authentication using Feature Amplification (2008)
Shuiming Ye, Ee-chien Chang, Qibin Sun
In a typical content and watermarking based image authentication approach, a feature is extracted from the given image, and then embedded back into the image using a watermarking method. Since the...
A BPGC-BASED SCALABLE IMAGE ENTROPY CODER RESILIENT TO ERRORS (2008)
Rong Zhang, Qibin Sun, Wai-choong Wong
In this paper, we present a new entropy coder, Contextbased Bit Plane Golomb Coder (CB-BPGC) for scalable image coding, which achieves better coding performance with lower complexity compared to the...
A More Aggressive Prefetching Scheme for Streaming Media Delivery over the Internet (2008)
Junli Yuan, Qibin Sun, Susanto Rahardja
Efficient delivery of streaming media content over the Internet becomes an important area of research as such content is rapidly gaining its popularity. Many research works studied this problem based...
Rate-distortion optimized streaming of authenticated video (2008)
Zhishou Zhang, Qibin Sun, Wai-choong Wong, John Apostolopoulos, Susie Wee
Stream authentication methods usually impose overhead and dependency among packets. The straightforward application of state-of-the-art rate-distortion (R-D) optimized streaming techniques produce...
The Emerging JPEG-2000 Security (JPSEC) Standard (2008)
John Apostolopoulos, Susie Wee, Frederic Dufaux, Touradj Ebrahimi, Qibin Sun, Zhishou Zhang
Abstract — The emergence of digital imaging applications are accelerating the need for security of digital imagery. The emerging international standard ISO/IEC JPEG-2000 Security (JPSEC) is...
A robust and secure media signature scheme for JPEG images”, MMSP02 (2008)
Qibin Sun, Prof Yun, Q. Shi, Qibin Sun, Shih-fu Chang, ...
Abstract — In [1, 2, 3], we have briefly introduced a robust and secure digital signature solution for multimedia content authentication, by integrating content feature extraction, error correction...
A Framework for Sub-Window Shot Detection (2008)
Chuohao Yeo, Yong-wei Zhu, Qibin Sun, Shih-fu Chang
Browsing a digital video library can be very tedious especially with an ever expanding collection of multimedia material. We present a novel framework for extracting sub-window shots from MPEG...
A robust and secure media signature scheme for JPEG images”, MMSP02 (2008)
Abstract—In [1, 2, 3], we have introduced a robust and secure digital signature solution for multimedia content authentication, by integrating content feature extraction, error correction coding...
Qibin Sun, Shuiming Ye, Ching-yung Lin, Shih-fu Chang
With the ambient use of digital images and the increasing concern on their integrity and originality, consumers are facing an emergent need of authenticating degraded images despite lossy compression...
A New Bit-Plane Entropy Coder for Scalable Image Coding (2008)
Rong Zhang, Rongshan Yu, Qibin Sun, Wai-choong Wong
Compression ratio and computational complexity are two major factors for a successful image coder. By exploring the Laplacian distribution of the wavelet coefficients, a new bit plane entropy coder...
Keywords—Music Genre Classification;LSI;HMM;MC (2008)
Kai Chen, Sheng Gao, Yongwei Zhu, Qibin Sun
Abstract—Automatic music genre classification is one of the most challenging problems in music information retrieval and management of digital music database. In this paper, we propose a new method...
RATE-DISTORTION-AUTHENTICATION OPTIMIZED STREAMING WITH MULTIPLE DEADLINES (2008)
Zhishou Zhang, Qibin Sun, Wai-choong Wong, John Apostolopoulos, Susie Wee
Video streaming with authentication is practically important, where a packet is decoded only when it is both received and authenticated. Recent work examined the problem of...
In the paper we present a generalized discriminative multiple instance learning algorithm (GD-MIL) for multimedia semantic concept detection. It combines the capability of the MIL for automatically...
Onur Küçüktunç, Özgür Ulusoy, Qibin Sun
We have recently developed a video database system, BilVideo, which provides integrated support for spatiotemporal, semantic, and low-level feature queries. 1 As a further development for this...
Zhishou Zhang, Student Member, Qibin Sun, Wai-choong Wong, Senior Member, John Apostolopoulos, ...
Abstract—This paper proposes an optimized content-aware authentication scheme for JPEG-2000 streams over lossy networks, where a received packet is consumed only when it is both decodable and...
Rate-Distortion-Authentication Optimized Streaming of Authenticated Video (2008)
Zhishou Zhang, Student Member, Qibin Sun, Wai-choong Wong, Senior Member, John Apostolopoulos, ...
Abstract—We define authenticated video as decoded video that results from those received packets whose authenticities have been verified. Generic data stream authentication methods usually impose...
Zixiang Yang, Wei Tsang Ooi, Qibin Sun
Searching for similar video clips in large video database, or video identification, requires finding nearest neighbor in high-dimensional feature space. Locality sensitive hashing, or LSH, is a...
An integrated statistical model for multimedia evidence combination (2007)
Sheng Gao, Joo-hwee Lim, Qibin Sun
Given rich content-based features of multimedia (e.g., visual, text, or audio) followed by various detectors (e.g., SVM, Adaboost, HMM or GMM, etc), can we find an efficient approach to combine these...
Kurato Maeno, Qibin Sun, Shih-fu Chang, Masayuki Suto
Abstract—Semi-fragile watermarking techniques aim at detecting malicious manipulations on an image, while allowing acceptable manipulations such as lossy compression. Although both of these...
Zhi Li, Student Member, Qibin Sun, Yong Lian, Senior Member, Chang Wen Chen
Abstract—There have been increasing concerns about the security issues of wireless transmission of multimedia in recent years. Wireless networks, by their nature, are more vulnerable to external...
A content-aware stream authentication scheme optimized for distortion and overhead (2006)
Zhishou Zhang, Qibin Sun, Wai-choong Wong, John Apostolopoulos, Susie Wee
This paper proposes a content-aware authentication scheme optimized to account for distortion and overhead for media streaming. When authenticated media is streamed over a lossy network, a received...
Passive-blind Image Forensics (2006)
Tian-tsong Ng, Shih-fu Chang, Ching-yung Lin, Qibin Sun
In this chapter, we will review the research area of passive-blind image forensics, i.e., an form of image analysis for finding out the condition of an image without relying on pre-registration or...
Error Resilient Content-based Image Authentication Over Wireless Channel (2005)
Shuiming Ye, Qibin Sun, Ee-chien Chang
Abstract—The pervasive distribution of digital images triggers an emergent need of authenticating degraded images by lossy compression and transmission. This paper proposes a robust content-based...
A crypto signature scheme for image authentication over wireless channel (2005)
Qibin Sun, Shuiming Ye, Ching-yung Lin, Shih-fu Chang
With the ambient use of digital images and the increasing concern on their integrity and originality, consumers are facing an emergent need of authenticating degraded images despite lossy compression...
A proposal of butterfly-graph based stream authentication over lossy networks (2005)
Zhishou Zhang, Qibin Sun, Wai-choong Wong
In this paper, we propose a butterfly-graph based stream authentication scheme for lossy networks where the streaming packets could be lost in both random and burst ways. Due to the nice properties...
Trecvid 2005 by nus pris (2005)
Tat-seng Chua, Shi-yong Neo, Hai-kiat Goh, Ming Zhao, Yang Xiao, Gang Wang, ...
We participated in the high-level feature extraction and search task for TRECVID 2005. For the high-level feature extraction task, we make use of the available collaborative annotation results for...
A crypto signature scheme for image authentication over wireless channel (2005)
Qibin Sun, Shuiming Ye, Ching-yung Lin, Shih-fu Chang
With the ambient use of digital images and the increasing concern on their integrity and originality, consumers are facing an emergent need of authenticating degraded images despite lossy compression...
A crypto signature scheme for image authentication over wireless channel (2005)
Qibin Sun, Shuiming Ye, Ching-yung Lin, Shih-fu Chang
With the ambient use of digital images and the increasing concern on their integrity and originality, consumers are facing an emergent need of authenticating degraded images despite lossy compression...
A Secure and Robust Object-Based Video Authentication System (2004)
An object-based video authentication system, which combines watermarking, error correction coding (ECC), and digital signature techniques, is presented for protecting the authenticity between video...
A secure and robust object-based video authentication system (2004)
An object-based video authentication system, which combines watermarking, error correction coding (ECC), and digital signature techniques, is presented for protecting the authenticity between video...
Edge Directed Filter based Error Concealment for Wavelet-based (2004)
Shuiming Ye, Qibin Sun, Ee-chien Chang
Edges in a natural image have important effects on the subjective visual quality. During the transmissions of wavelet-compressed images such as JPEG2000, errors in high frequency subbands will result...
Tian-tsong Ng, Shih-fu Chang, Qibin Sun
digital images?
Robust lossless image data hiding (2004)
Zhicheng Ni, Yun Q. Shi, Nirwan Ansari, Wei Su, Qibin Sun, Xiao Lin
Recently, among various data hiding techniques, a new subset, lossless data hiding, has drawn tremendous interests. Most of the existing lossless data hiding algorithms are, however, fragile in the...
A unified authentication framework for JPEG2000 (2004)
Zhishou Zhang, Gang Qiu, Qibin Sun, Xiao Lin
This paper proposes a unified authentication framework for JPEG2000 images, which consists of fragile, lossy and lossless authentication for different applications. The authentication strength can be...
Error Concealment for JPEG2000 Images Based on Orthogonal Edge Directed Filters (2004)
Shuiming Ye, Qibin Sun, Ee-chien Chang
In this paper, we propose an error concealment algorithm for JPEG2000 image transmissions over unreliable channels. Firstly, the local principal edge information in the damaged area is detected in...
A Secure and Robust Object-Based Video Authentication System (2004)
An object-based video authentication system, which combines watermarking, error correction coding (ECC), and digital signature techniques, is presented for protecting the authenticity between video...
A Secure and Robust Object-Based Video Authentication System (2004)
An object-based video authentication system, which combines watermarking, error correction coding (ECC), and digital signature techniques, is presented for protecting the authenticity between video...
Shuiming Ye, Xinggang Lin, Qibin Sun
In this paper, we present a novel content-based image error detection and error concealment algorithm to improve the image quality degraded during its transmission over wireless channel. The damaged...
Shuiming Ye, Xinggang Lin, Qibin Sun
In this paper, we present a novel content-based image error detection and error concealment algorithm to improve the image quality degraded during its transmission over wireless channel. The damaged...
Semi-fragile image authentication using generic wavelet domain features and ECC (2002)
In this paper we present a generic content-based solution targeting at authenticating image in a semi-fragile way, which integrates watermarking-based approach with signature-based approach. Robust...
A new semi-fragile image authentication framework combining (2002)
Qibin Sun, Shih-fu Chang, Maeno Kurato, Masayuki Suto
This paper presents a new semi-fragile framework aiming at extending public key signature scheme from message level to content level. The content signing procedure includes signature generation and...
A new semi-fragile image authentication framework combining (2002)
Qibin Sun, Shih-fu Chang, Kurato Maeno, Masayuki Suto
This paper presents a new semi-fragile framework aiming at extending public key signature scheme from message level to content level. The content signing procedure includes signature generation and...
Semi-fragile image authentication using generic wavelet domain features and ECC (2002)
In this paper we present a generic content-based solution targeting at authenticating image in a semi-fragile way, which integrates watermarking-based approach with signature-based approach. Robust...
A quantitive semi-fragile JPEG2000 image authentication system (2002)
Qibin Sun, Shih-fu Chang, Maeno Kurato, Masayuki Suto
In this article, we propose a novel integrated approach to quantitative semi-fragile authentication of JPEG2000 images under a generic framework which combines ECC and PKI infrastructures [1][2]....