Search Results - "Kim, Wonjun"

Low-Light Image Enhancement: A Comparative Review and Prospects by Kim, Wonjun

“…Low-light image enhancement is a key prerequisite for diverse applications in the field of image processing and computer vision. Various approaches for this…”
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Fingerprint Liveness Detection Using Local Coherence Patterns by Kim, Wonjun

“…In this letter, we propose a novel image descriptor for fingerprint liveness detection using the local coherence of a given image. Based on the observation…”
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A New Approach for Overlay Text Detection and Extraction From Complex Video Scene by KIM, Wonjun, KIM, Changick

“…Overlay text brings important semantic clues in video content analysis such as video information retrieval and summarization, since the content of the scene or…”
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Background Subtraction for Dynamic Texture Scenes Using Fuzzy Color Histograms by Wonjun Kim, Kim, Changick

“…Background subtraction is a very popular approach for detecting moving objects from a still scene. For this, most of previous methods depend on the assumption…”
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Image Enhancement Using Patch-Based Principal Energy Analysis by Kim, Wonjun

“…The visual quality of a captured image is often degraded by complicated lighting conditions in various real-world environments. This quality deterioration…”
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Spatiotemporal Saliency Detection Using Textural Contrast and Its Applications by Kim, Wonjun, Kim, Changick

“…Saliency detection has been extensively studied due to its promising contributions for various computer vision applications. However, most existing methods are…”
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Face Liveness Detection From a Single Image via Diffusion Speed Model by Kim, Wonjun, Suh, Sungjoo, Han, Jae-Joon

“…Spoofing using photographs or videos is one of the most common methods of attacking face recognition and verification systems. In this paper, we propose a…”
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Clustering-guided Class Activation for Weakly Supervised Semantic Segmentation by Kim, Yeong Woo, Kim, Wonjun

“…Weakly-supervised semantic segmentation (WSSS) methods via transformer have been actively studied by leveraging their strong capability to capture the global…”
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Active Contours Driven by the Salient Edge Energy Model by Kim, Wonjun, Kim, Changick

“…In this brief, we present a new indicator, i.e., salient edge energy, for guiding a given contour robustly and precisely toward the object boundary…”
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Background Subtraction Using Illumination-Invariant Structural Complexity by Kim, Wonjun, Kim, Youngsung

“…In this letter, we propose a novel method for background subtraction in outdoor scenes. Inspired by the observation that the orthogonal decomposition onto a…”
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Illumination-Invariant Background Subtraction: Comparative Review, Models, and Prospects by Kim, Wonjun, Jung, Chanho

“…Background subtraction is a key prerequisite for a wide range of image processing applications due to its pervasiveness in various contexts. In particular,…”
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Some variations of Tanner's construction for short length QC‐LDPC codes by Kim, Wonjun, Cho, Hyunwoo, Song, Hong‐Yeop, Song, Min Kyu

“…This paper proposes a modification to Tanner's work for constructing girth‐8 quasi‐cyclic low‐density parity‐check codes. The main contribution of this paper…”
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Spatiotemporal Saliency Detection and Its Applications in Static and Dynamic Scenes by KIM, Wonjun, CHANHO JUNG, KIM, Changick

“…This paper presents a novel method for detecting salient regions in both images and videos based on a discriminant center-surround hypothesis that the salient…”
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In situ observation of catalyst nanoparticle sintering resistance on oxide supports via gas phase transmission electron microscopy by Kim, Wonjun, Kim, Kangsik, Kim, Jaejin, Lee, Zonghoon

“…Oxide-supported metal catalysts are essential components in industrial processes for catalytic conversion. However, the performance of these catalysts is often…”
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Multi-View Human Mesh Reconstruction via Direction-Aware Feature Fusion by Song, Chandeul, Um, Gi-Mun, Cheong, Won-Sik, Kim, Wonjun

“…Although there are many advantages (e.g., occlusion-robust properties) to be gained by using multi-view inputs for human mesh reconstruction, relatively few…”
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Depth Estimation From a Single Image Using Guided Deep Network by Song, Minsoo, Kim, Wonjun

“…This paper addresses the problem of monocular depth estimation, which plays a key role to understand a given scene. Owing to the success of the generative…”
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SVD Face: Illumination-Invariant Face Representation by Kim, Wonjun, Suh, Sungjoo, Hwang, Wonjun, Han, Jae-Joon

“…In this letter, we propose a novel method to extract illumination-invariant features for face recognition and verification under varying illuminations…”
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Video Saliency Detection Using Contrast of Spatiotemporal Directional Coherence by Kim, Wonjun, Han, Jae-Joon

“…Saliency detection in video sequences has attracted great attention in recent years due to its promising contributions for various computer vision…”
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Low-Light Image Enhancement Based on Maximal Diffusion Values by Kim, Wonjun, Lee, Ryong, Park, Minwoo, Lee, Sang-Hwan

“…A vast amount of pictures are taken every day by using cameras mounted on various mobile devices. Even though the clarity of such acquired images has been…”
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Combined effect of hybrid carbon fillers on the physical and rheological properties of polyvinylidene fluoride composites by Kim, Wonjun, Oh, Yuna, Jeon, Jong-Young, Shin, Bong-Seob, Eom, Youngho, Chae, Dong Wook

“…Three different types of carbon materials [carbon nanotubes (CNTs), carbon black (CB), and carbon fibers (CFs)] were incorporated into polyvinylidene fluoride…”
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