Next Generation Multimedia | |
Drag-and-Drop Pasting | p. 3 |
Introduction | p. 4 |
Related work | p. 5 |
Optimal Boundary | p. 6 |
Poisson image editing | p. 6 |
Boundary energy minimization | p. 7 |
A shortest closed-path algorithm | p. 8 |
Fractional boundary | p. 10 |
A blended guidance field | p. 10 |
Experimental Results | p. 12 |
Conclusion and Discussion | p. 14 |
Motion Patches: Building Blocks for Virtual Environments Annotated with Motion Data | p. 17 |
Introduction | p. 17 |
Background | p. 18 |
Data Acquisition and Processing | p. 19 |
Motion Patch Construction | p. 22 |
Stitching Motion Patches | p. 24 |
Tilable Patches | p. 25 |
Animation and Control | p. 26 |
Experimental Results | p. 27 |
Discussion | p. 29 |
Video Completion by Motion Field Transfer | p. 35 |
Introduction | p. 35 |
Related Work | p. 36 |
Overview of Our Approach | p. 37 |
Video Completion Algorithm | p. 37 |
Local motion estimation | p. 38 |
Dissimilarity measure of motion vectors | p. 38 |
Motion Field Transfer | p. 38 |
Color Propagation | p. 39 |
Experimental Results | p. 40 |
Results of Video Completion | p. 40 |
Another Application: Frame Interpolation | p. 43 |
Discussion | p. 44 |
Conclusion | p. 45 |
Correlative Multi-Label Video Annotation | p. 47 |
Introduction | p. 47 |
First Paradigm: Individual Concept Annotation | p. 48 |
Second Paradigm: Context Based Conceptual Fusion Annotation | p. 49 |
Third Paradigm: Integrated Multi-label Annotation | p. 49 |
Our Approach-CML | p. 50 |
A Multi-Label Classification Model | p. 50 |
Learning the Classifier | p. 52 |
Connection with Gibbs Random Fields for Multi-Label Representation | p. 53 |
Implementation Issues | p. 55 |
Interacting concepts | p. 55 |
Concept Label Vector Prediction | p. 57 |
Concept Scoring | p. 58 |
Experiments | p. 59 |
Data Set Description | p. 59 |
Experiment Setup | p. 60 |
Experiment Results | p. 61 |
Conclusions and Future Works | p. 62 |
References | p. 63 |
Stereoscopic Video Synthesis from a Monocular Video | p. 65 |
Introduction | p. 65 |
Related Works | p. 66 |
Overview | p. 67 |
The Cost Function | p. 69 |
Stereo Cost | p. 70 |
Similarity Cost | p. 72 |
Continuity Cost | p. 72 |
Optimization | p. 73 |
Initialization | p. 74 |
Speed-up | p. 74 |
Optimization for Visual Smoothness | p. 76 |
Results and Discussions | p. 76 |
Conclusions | p. 78 |
References | p. 80 |
ShapePalettes: Interactive Normal Transfer via Sketching | p. 83 |
Motivation | p. 84 |
Contributions and Related Work | p. 85 |
Interacting with Shape Palettes | p. 86 |
Shape Palettes in Use | p. 88 |
Discussion and Limitations | p. 88 |
Summary | p. 89 |
References | p. 91 |
Adaptive Directional Lifting-based Wavelet Transform for Image Coding | p. 93 |
Introduction | p. 94 |
2D Wavelet Transform via Adaptive Directional Lifting | p. 96 |
ADL structure | p. 96 |
Subpixel Interpolation | p. 99 |
R-D Optimized Segmentation for ADL | p. 101 |
Experimental Results and observations | p. 102 |
Conclusions and future work | p. 107 |
References | p. 108 |
Networking and Systems | |
Low-Power Distributed Event Detection in Wireless Sensor Networks | p. 113 |
Introduction | p. 113 |
Related Work | p. 114 |
Paper Organization | p. 115 |
Analysis of Detection and Lifetime | p. 115 |
System Model | p. 115 |
Detection Analysis | p. 116 |
Tradeoff Characterization | p. 117 |
CAS: Coordinated Wakeup Scheduling | p. 118 |
Overview | p. 118 |
Distributed Scheduling Coordination | p. 119 |
Aggressive Wakeup Adjustment | p. 120 |
Performance Evaluation | p. 120 |
Experiment Setting | p. 120 |
Results | p. 120 |
Conclusion | p. 123 |
Understanding User Behavior in Large-Scale Video-on-Demand Systems | p. 125 |
Introduction | p. 125 |
The PowerInfo VOD System | p. 126 |
User Access Patterns | p. 128 |
User Accesses over time | p. 129 |
User Arrival Rates | p. 130 |
Session Lengths | p. 132 |
Implications | p. 135 |
Popularity and User Interest | p. 135 |
Pareto Principle | p. 135 |
Request (Popularity) Distribution | p. 136 |
Rate of Change in User interest | p. 139 |
Understanding Popularity | p. 141 |
Introduction of New Content | p. 141 |
Impact of Recommendations | p. 142 |
Related Work | p. 145 |
Conclusion | p. 146 |
References | p. 147 |
A representation theorem for minmax regret policies | p. 149 |
Introduction | p. 149 |
Three qualitative decision criteria | p. 150 |
When does a policy have minmax regret representation? | p. 151 |
Conclusions | p. 154 |
References | p. 154 |
A Note on the Cramer-Damgard Identification Scheme | p. 155 |
Introduction | p. 155 |
Description of the Cramer-Damgard Intended-Verifier ID Scheme | p. 156 |
[Sigma]-protocol and [Sigma subscript OR]-protocol | p. 156 |
Description of protocol | p. 157 |
Two Man-in-the-Middle Attacks | p. 157 |
The replaying attack | p. 157 |
The interleaving attack | p. 158 |
Concluding Remarks | p. 158 |
References | p. 159 |
Natural User Interface | |
A Tree-based Kernel Selection Approach to Efficient Gaussian Mixture Model - Universal Background model based Speaker Identification | p. 163 |
Introduction | p. 163 |
GMM-UBM identification system | p. 165 |
Tree-based kernel selection | p. 167 |
Distortion measure & cluster centroid | p. 167 |
Tree construction | p. 168 |
Mixture components selection | p. 168 |
Tree structure & algorithm efficiency | p. 169 |
Observation reordering based pruning | p. 170 |
Beam search | p. 170 |
Observation reordering based pruning (ORBP) | p. 171 |
Experiments | p. 171 |
Experimental setup | p. 171 |
Experimental results | p. 172 |
Conclusions | p. 175 |
Word Graph Based Feature Enhancement for Noisy Speech Recognition | p. 177 |
Introduction | p. 177 |
Word Graph Based Feature Enhancement | p. 178 |
System Overview | p. 178 |
Signal Processing Based Speech Enhancement | p. 179 |
First Pass Decoding and Word Graph Construction | p. 179 |
Model Based Clean Speech Synthesis | p. 180 |
Wiener Filtering and Constrained Second Pass Decoding | p. 181 |
Experiments | p. 182 |
Experimental Setup | p. 182 |
Signal Processing Based Speech Enhancement | p. 182 |
GMM Based Feature Enhancement | p. 183 |
Word Graph Based Feature Enhancement | p. 183 |
Conclusions | p. 184 |
References | p. 184 |
Search and Mining | |
Building Bridges for Web Query Classification | p. 189 |
Introduction | p. 189 |
Problem Definition | p. 191 |
Query and Category Enrichment | p. 191 |
Enrichment through Search Engines | p. 192 |
Word Matching Between Categories | p. 192 |
Classification Approaches | p. 192 |
Classification by Exact Matching | p. 193 |
Classification by SVM | p. 193 |
Our New Method: Classifiers by Bridges | p. 194 |
Experiments | p. 197 |
Data Set and Evaluation Metrics | p. 197 |
Results and Analysis | p. 198 |
Related Work | p. 202 |
Conclusion and Future Work | p. 202 |
References | p. 203 |
Spectral Domain-Transfer Learning | p. 205 |
Introduction | p. 205 |
Preliminaries on Spectral Methods | p. 207 |
Cross-Domain Spectral Classification | p. 207 |
Problem Definition | p. 207 |
Objective Function | p. 207 |
Incorporating Constraints | p. 209 |
Optimization | p. 210 |
Case Study | p. 212 |
Experiments | p. 212 |
Data Sets | p. 213 |
Evaluation Metric | p. 215 |
Comparison Methods | p. 215 |
Implementation Details | p. 215 |
Experimental Results | p. 216 |
Related Work | p. 218 |
Spectral Methods | p. 218 |
Transfer Learning | p. 219 |
Conclusion and Future Work | p. 220 |
References | p. 220 |
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