2024
H. Kamei, S. Honda, K. Hayashi, and N. Fukushima, "Performance Evaluation of Approximated Computing for Generalized Gaussian Functions," in Proc. International Conference on European Workshop on Visual Information Processing, Sep. 2024.
S. Honda, K. Hayashi, H. Kamei, and N. Fukushima, "Synthetic Image Normalization for Image Quality Assessment of Detail Enhancement," in Proc. International Conference on European Workshop on Visual Information Processing, Sep. 2024.
S. Asamura, Y. Naganawa, and N. Fukushima, "Fast Drawing Method of Circular Patterns Based on Gaussian Circles for Camera Calibration," in Proc. SPIE, Future Sensing Technologies, Apr. 2024.
[pdf]
[BibTex]
[SPIE]
A. Hasegawa, Y. Maeda, and N. Fukushima, "Evaluation of Quantum Image Processing in CUDA-Based Simulation," in Proc. SPIE, Future Sensing Technologies, Apr. 2024.
[pdf]
[BibTex]
[SPIE]
Y. Naganawa, H. Nogami, Y. Kanetaka, and N. Fukushima, "Automation of Camera Calibration Using Display with Virtual Patterns," in Proc. International Conference on Robotics, Computer Vision and Intelligent Systems (ROBOVIS), Feb. 2024.
Y. Kanetaka, H. Nogami, Y. Naganawa, and N. Fukushima, "Domain Specific Language for Type Casting in Image Processing," in Proc. International Conference on Computer Graphics Theory and Applications (GRAPP), Feb. 2024.
H. Nogami, Y. Kanetaka, Y. Naganawa, Y. Maeda, and N. Fukushima, "Decomposed Multilateral Filtering for Accelerating Filtering with Multiple Guidance Images," Sensors, vol. 24, no. 2, 633, 2024.
[Open Access: Web]
[BibTex]
[Project]
Y. Naganawa, H. Kamei, Y. Kanetaka, N. Haruki, Y. Maeda, and N. Fukushima, "SIMD-Constrained Lookup Table for Accelerating Variable-Weighted Convolution on x86/64 CPUs," IEEE Access, vol. 12, pp. 15800-15819, 2024.
[Open Access: IEEE]
[BibTex]
[Project]
Y. Kanetaka, H. Takagi, Y. Maeda, and N. Fukushima, "SlidingConv: Domain-Specific Description of Sliding Discrete Cosine Transform Convolution for Halide," IEEE Access, vol. 12, pp. 7563-7583, 2024.
[Open Access: IEEE]
[BibTex]
[Project]
2023
K. Hayashi, Y. Maeda, and N. Fukushima, "Local Contrast Enhancement with Multiscale Filtering," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Oct. 2023.
[pdf]
[BibTex]
[IEEE]
T. Tsubokawa, H. Tajima, Y. Maeda, and N. Fukushima, "Local Look-Up Table Upsampling for Accelerating Image Processing," Multimedia Tools and Applications, Aug. 2023.
[Open Access: Springer]
[BibTex]
[Project]
S. Honda, Y. Maeda, and N. Fukushima, "Dataset of Subjective Assessment for Visually Near-Lossless Image Coding based on Just Noticeable Difference," in Proc. International Conference on Quality of Multimedia Experience (QoMEX), June 2023.
[pdf]
[Project]
[BibTex]
[IEEE]
K. Ishikawa, S. Oishi and N. Fukushima, "Principal Component Analysis for Accelerating Color Bilateral Filtering," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2023.
[pdf]
[BibTex]
[SPIE]
H. Nogami, S. Oishi, T. Sasaki, Y. Maeda and N. Fukushima, "Performance Evaluation of Halide Auto-Scheduler with Directional Cubic Convolution Interpolation," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2023.
[pdf]
[BibTex]
[SPIE]
S. Oishi, K. Ishikawa, H. Nogami and N. Fukushima, "Performance evaluation of image convolution with WebAssembly," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2023.
[pdf]
[BibTex]
[SPIE]
E. Shibusawa, H. Sotodate, N. Fukushima, "Double-direction fisheye plane sweep stereo for road surface 3D reconstruction," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2023.
[BibTex]
[SPIE]
2022
Y. Kanetaka, Y. Maeda, and N. Fukushima, "Basic Study on Domain Specific Description of Convolution with Sliding DFT," in Proc. International Workshop on Image Sensors and Imaging Systems (IWISS), 2022.
A. Otani, R. Hashiguchi. K. Omi, N. Fukushima, and T. Tamaki, "Performance Evaluation of Action Recognition Models on Low Quality Videos," IEEE Access, vol. 10, pp. 94898-94907, 2022.
[Open Access: IEEE]
[BibTex]
J. Takeda and N. Fukushima, "Poisson Disk Sampling with Randomized Satellite Points for Projected Texture Stereo," Optics Continuum, vol. 1, issue 5, pp. 974-988, 2022.
[Open Access: OSA]
[BibTex]
[Project]
K. Ishikawa, Y. Sumiya, and N. Fukushima, "Polynomial Fitting for Period Prediction in Sliding-DCT-Based Filtering," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2022.
[pdf]
[BibTex]
[SPIE]
Y. Sumiya, H. Kamei, K. Ishikawa, and N. Fukushima, "Vectorized Computing for Edge-Avoiding Wavelet," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2022.
[pdf]
[BibTex]
[SPIE]
Y. Sumiya, T. Otsuka, Y. Maeda, and N. Fukushima, "Gaussian Fourier Pyramid for Local Laplacian Filter," IEEE Signal Processing Letters (SPL), vol. 29, pp. 11-15, 2022.
[arxiv]
[BibTex]
[Open Access: IEEE]
[project]
2021
Y. Maeda, N. Fukushima, and T. Hamamoto, "Color Transformation for Compressive Computing in Image Filtering," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Dec. 2021.
[pdf]
[BibTex]
[IEEE]
H. Takagi and N. Fukushima, "Domain Specific Description in Halide for Randomized Image Convolution," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Dec. 2021.
[pdf]
[BibTex]
[IEEE]
T. Kondo, Y. Maeda, and N. Fukushima, "Accelerating Finite Impulse Response Filtering Using Tensor Cores," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Dec. 2021.
[pdf]
[BibTex]
[IEEE]
S. Oishi and N. Fukushima, "Clustering-based Acceleration for High-Dimensional Gaussian Filtering," in Proc. Signal Processing and Multimedia Applications (SIGMAP), July 2021.
[pdf]
[BibTex]
[SCITEPRESS]
[project]
T. Otsuka and N. Fukushima, "Vectorized Implementation of K-means," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2021.
[pdf]
[BibTex]
[SPIE]
2020
H. Takagi and N. Fukushima, "An Efficient Description with Halide for IIR Gaussian Filter," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA), Dec. 2020.
[pdf]
[BibTex]
[IEEE]
M. Waqas and N. Fukushima, "Comparison of Image Features Descriptions for Diagnosis of Leaf Diseases," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA), Dec. 2020.
[pdf]
[BibTex]
[IEEE]
T. Otsuka, N. Fukushima, Y. Maeda, K. Sugimoto, and S. Kamata, "Optimization of Sliding-DCT based Gaussian Filtering for Hardware Accelerator," in Proc. International Conference on Visual Communications and Image Processing (VCIP), Dec. 2020.
[pdf]
[BibTex]
[IEEE]
Y. Sumiya, N. Fukushima, K. Sugimoto, and S. Kamata, "Extending Compressive Bilateral Filtering for Arbitrary Range Kernel" in Proc. International Conference on Image Processing (ICIP), Oct. 2020.
[pdf]
[BibTex]
[IEEE]
T. Miyamura, N. Fukushima, M. Waqas, K. Sugimoto, and S. Kamata, "Image Tiling for Clustering to Improve Stability of Constant-time Color Bilateral Filtering," in Proc. International Conference on Image Processing (ICIP), Oct. 2020.
[pdf]
[BibTex]
[IEEE]
T. Sasaki, N. Fukushima, Y. Maeda, K. Sugimoto, and S. Kamata, "Constant-Time Gaussian Filtering for Acceleration of Structure Similarity," in Proc. International Conference on Image Processing and Robotics (ICIPRoB), Mar. 2020.
[pdf]
[BibTex]
[IEEE]
[BEST PAPER AWARD]
H. Tajima, T. Tsubokawa, Y. Maeda, and N. Fukushima, "Fast Local LUT Upsampling," in Proc. International Conference on Computer Vision Theory and Applications (VISAPP), Feb. 2020.
[pdf]
[BibTex]
[SCITEPRESS]
Y. Tsuji and N. Fukushima, "Halide and OpenMP for Generating High-Performance Recursive Filters," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2020.
[pdf]
[BibTex]
[SPIE]
T. Sato and N. Fukushima, "Multi-frame interpolation of Bayer images using optical flow," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2020.
[pdf]
[BibTex]
[SPIE]
A. Ishikawa, N. Fukushima, and H. Tajima, "Halide Implementation of Weighted Median Filter," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2020.
[pdf]
[BibTex]
[SPIE]
2019
K. Sugimoto, N. Fukushima, and S. Kamata, "200 FPS Constant-Time Bilateral Filter Using SVD and Tiling Strategy," in Proc. IEEE International on Image Processing (ICIP), Sep. 2019.
[pdf]
[BibTex]
[IEEE]
[Top 10% Papers]
N. Fukushima, T. Tsubokawa, and Y. Maeda, "Vector Addressing for Non-Sequential Sampling in FIR Image Filtering," in Proc. IEEE International on Image Processing (ICIP), Sep. 2019.
[pdf]
[BibTex]
[IEEE]
N. Fukushima, Y. Kawasaki, and Y. Maeda, "Accelerating Redundant DCT Filtering for Deblurring and Denoising," in Proc. IEEE International on Image Processing (ICIP), Sep. 2019.
[pdf]
[BibTex]
[IEEE]
A. Ishikawa, N. Fukushima, A. Maruoka, and T. Iizuka, "Halide and GENESIS for Generating Domain-Specific Architecture of Guided Image Filtering," in Proc. IEEE International Symposium on Circuits and Systems (ISCAS), May 2019.
[pdf]
[BibTex]
[IEEE]
H. Tajima, T. Tsubokawa, Y. Maeda, and N. Fukushima, "Local LUT Upsampling for Acceleration of Edge-Preserving Filtering," in Proc. International Conference on Computer Vision Theory and Applications (VISAPP), Feb. 2019.
[pdf]
[BibTex]
[SCITEPRESS]
T. Tsubokawa, M. Nakamura, Y. Maeda, and N. Fukushima, "Tiling Parallelization of Guided Image Filtering," in Proc. International Workshop on Frontiers of Computer Vision (IW-FCV), Feb. 2019.
[pdf]
[BibTex]
2018
T. Tsubokawa, Y. Maeda, and N. Fukushima, "Vectorization of Kernel and Image Subsampling in FIR Image Filtering," in Proc. International Workshop on Networking, Computing, Systems and Software (NCSS), Nov. 2018.
N. Fukushima, Y. Maeda, Y. Kawasaki, M. Nakamura, T. Tsumura, K. Sugimoto, and S. Kamata, "Efficient Computational Scheduling of Box and Gaussian FIR Filtering for CPU Microarchitecture," in Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA), Nov. 2018.
[pdf]
[BibTex]
[IEEE]
Y. Maeda, N. Fukushima, and H. Matsuo, "Effective Implementation of Edge-Preserving Filtering on CPU Microarchitectures," Applied Sciences, vol. 8, no. 10, 1985, Oct. 2018.
[Web][BibTex][Github]
Y. Maeda, N. Fukushima, and H. Matsuo, "Taxonomy of Vectorization Patterns of Programming for FIR Image Filters Using Kernel Subsampling and New One," Applied Sciences, vol. 8, no. 8, 1235, July 2018.
[Web]
[BibTex]
N. Fukushima, "ICP with Depth Compensation for Calibration of Multiple ToF Sensors," in Proc. 3DTV Conference (3DTV-CON), June 2018.
[pdf]
[BibTex]
[IEEE]
N. Fukushima, K. Sugimoto, and S. Kamata, "Guided Image Filtering with Arbitrary Window Function," in Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Apr. 2018.
[pdf]
[BibTex]
[Project]
[IEEE]
K. Watanabe, Y. Maeda, and N. Fukushima, "Stability of Recursive Gaussian Filtering for Piecewise Linear Bilateral Filtering," in Proc. International Workshop on Frontiers of Computer Vision (IW-FCV), Feb. 2018.
[pdf]
[BibTex]
Y. Murooka, Y. Maeda, M. Nakamura, T. Sasaki, and N. Fukushima, "Principal Component Analysis for Acceleration of Color Guided Image Filtering," in Proc. International Workshop on Frontiers of Computer Vision (IW-FCV), Feb. 2018.
[pdf]
[BibTex]
Y. Kawasaki, Y. Maeda, and N. Fukushima, "Parallelized and Vectorized Implementation of DCT denoising with FMA instructions," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2018.
[pdf]
[BibTex]
[IEEE]
2017
N. Fukushima, K. Sugimoto, and S. Kamata, "Complex Coefficient Representation for IIR Bilateral Filter," in Proc. International Conference on Image Processing (ICIP), Sep. 2017.
[pdf]
[BibTex]
[IEEE]
Y. Maeda, T. Sasaki, M. Nakamura, N. Fukushima, and H. Matsuo, "Directional Cubic Convolution Interpolation with Edge Preserving Detail Enhancement," IEICE Trans. Information and Systems (Japanese Edition), vol. J100-D, no. 9, pp. 846-849, Sep. 2017.
[IEICE]
[BibTex]
S. Fujita and N. Fukushima, "Extending Guided Image Filtering for High-Dimensional Signals," Communications in Computer and Information Science book series, Revised Selected Papers in 11th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2016), Springer International Publishing, vol. 693, pp. 439-453, Aug. 2017.
[pdf]
[Springer]
[BibTex]
Y. Maeda, N. Fukushima, and H. Matsuo, "Basic Study on Recognition of Seven-Segment LED Digits by Using Binary Template Matching," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2017.
[BibTex]
Y. Kusatsugu, M. Kimura, and N. Fukushima, "GPU Implementation of Randomized Bilateral Filter," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2017.
[BibTex]
M. Nakamura and N. Fukushima, "Fast Implementation of Box Filtering," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2017.
[pdf]
[BibTex]
S. Yamashita and N. Fukushima, "Rearrangement of Filtering Kernel for Interactive Spatially Invariant FIR Filtering," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2017.
[BibTex]
2016
K. Sugimoto, N. Fukushima, and S. Kamata, "Fast Bilateral Filter for Multichannel Images via Soft-assignment Coding," Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA), Dec. 2016.
[pdf]
[BibTex]
[IEEE]
S. Fujita, M. Nakamura, T. Matsuo, and N. Fukushima, "Cost Volume Stereo Matching by Feedback of Refinement Image," IEICE Trans. Information and Systems (Japanese Edition), vol.J99-D, no.9, pp.892-894, Sep. 2016.
[pdf]
[BibTex]
[IEICE]
S. Fujita, Y. Kusatsugu, and N. Fukushima, "Spectral Domain Transform Filter for Efficient Hyperspectral Image Denoising," IEICE Trans. Information and Systems (Japanese Edition), vol.J99-D, no.9, pp.871-873, Sep. 2016.
[pdf]
[BibTex]
[IEICE]
N. Fukushima, K. Takeuchi, and A. Kojima, "Self-Similarity Matching with Predictive Linear Upsampling for Depth Map," in Proc. 3DTV Conference, July 2016.
[pdf]
[BibTex]
[IEEE]
S. Fujita and N. Fukushima, "High-Dimensional Guided Image Filtering," in Proc. International Conference on Computer Vision Theory and Applications (VISAPP), Feb. 2016.
[pdf]
[BibTex]
[SCITEPRESS]
2015
S. Fujita and N. Fukushima, "Hyperspectral Gaussian filtering: Edge-Preserving Smoothing for Hyperspectral Image and Its Separable Acceleration," in Proc. International Conference on Advanced Mechatronics (ICAM), Dec. 2015.
[pdf]
[CiNii]
D. Takeda, S. Sugawara, N. Fukushima, and Y. Ishibashi, "An Efficient Content Searching Method Using Query Transmission Records with Content Cache Routers in Unstructured Peer-to-Peer Networks," in Proc. International Symposium on Computing and Networking (CANDAR), pp. 200-206, Dec. 2015.
[IEEE]
S. Fujita, N. Fukushima, M. Kimura, and Y. Ishibashi, "Randomized Redundant DCT: Efficient Denoising by Using Random Subsampling of DCT Patches," in Proc. ACM SIGGRAPH Asia Technical Briefs, Nov. 2015.
[pdf]
[BibTex]
[project]
[ACM]
K. Suzuki, Y. Maeda, Y. Ishibashi, and N. Fukushima, "Improvement of operability in remote robot control with force feedback," in Proc. IEEE Global Conference on Consumer Electronics (GCCE), pp. 16-20, Oct. 2015 (The 3rd Prize of Student Paper).
[IEEE]
M. Sithu, Y. Ishibashi, P. Huang, and N. Fukushima, "QoE assessment of operability and fairness for soft objects in networked real-time game with haptic sense," in Proc. Asia-Pacific Conference on Communications (APCC), pp. 570-574, Oct. 2015.
[IEEE]
M. Sithu, Y. Ishibashi, P. Huang, and N. Fukushima, "Trade-off relationship between operability and fairness in networked balloon bursting game using haptic interface devices," in Proc. International Conference on Genetic and Evolutionary Computing (ICGEC), pp. 127-138, Aug. 2015 (Best Paper Award of ICGEC 2015).
[Springer]
N. Fukushima, S. Fujita, and Y. Ishibashi, "Switching dual kernels for separable edge-preserving filtering," in Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 1588-1592, Apr. 2015.
[pdf]
[BibTex]
[project]
[IEEE]
T. Matsuo, S. Fujita, N. Fukushima, and Y. Ishibashi, "Efficient edge-awareness propagation via single-map filtering for edge-preserving stereo matching," in Proc. IS&T/SPIE Electronic Imaging, Three-Dimensional Image Processing, Measurement, and Applications, 9393-27, Feb. 2015.
[pdf]
[BibTex]
[SPIE]
[ppt]
S. Fujita, T. Matsuo, N. Fukushima, and Y. Ishibashi, "Cost volume refinement filter for post filtering of visual corresponding," in Proc. IS&T/SPIE Electronic Imaging, Image Processing: Algorithms and Systems XIII, 9399-13, Feb. 2015.
[pdf]
[BibTex]
[SPIE]
[ppt]
2014
H. Sannomiya, N. Fukushima, and Y. Ishibashi, "Influence of network delay on fairness between game players in remote control system with free-viewpoint video and haptic media," in Proc. Annual Workshop on Network and Systems Support for Games (NetGames), Dec. 2014.
M. Sithu, Y. Ishibashi, p. Huang, and N. Fukushima, "Ikebana competition in networked virtual environment with haptic and olfactory senses," in Proc. Annual Workshop on Network and Systems Support for Games (NetGames), Dec. 2014.
M. Tomimori, S. Sugawara, N. Fukushima, and Y. Ishibashi, "A utility based contents sharing method in hybrid peer-to-peer networks with cloud storages," in Proc. IEEE TENCON, Oct. 2014.
H. Yu, S. Nakano, P. Huang, Y. Ishibashi, and N. Fukushima, "Influences of network delay on will transmission with haptic sensation in collaborative work," in Proc. IEEE Global Conference on Consumer Electronics (GCCE), pp. 664-668, Oct. 2014.
M. Sithu, Y. Ishibashi, and N. Fukushima, "Enhancement of dynamic local lag control for networked musical performance," in Proc. IEEE Global Conference on Consumer Electronics (GCCE), pp. 674-678, Oct. 2014.
Y. Maeda, Y. Ishibashi, and N. Fukushima, "QoE assessment of sense of presence in networked virtual environment with haptic and auditory senses: Influence of network delay," in Proc. IEEE Global Conference on Consumer Electronics (GCCE), pp. 679-683, Oct. 2014.
M. Sithu, Y. Ishibashi, and N. Fukushima, "Effects of dynamic local lag control on sound synchronization and interactivity in joint musical performance," ITE Trans. Media Technology and Applications, Special Section on Multimedia Transmission System and Services, vol. 2, no. 4, pp. 299-309, Oct. 2014.
[url]
N. Fukushima, N. Kodera, Y. Ishibashi, and M. Tanimoto, "Comparison between blur transfer and blur re-generation in depth image based rendering," in Proc. 3DTV Conference, July 2014.
[pdf]
T. Inoue, N. Fukushima, and Y. Ishibashi, "Non-essentiality of correlation between image and depth map in free viewpoint image coding: Accurate depth map case," in Proc. 3DTV Conference, July 2014.
[pdf]
H. Sannomiya, N. Fukushima, and Y. Ishibashi, "Improving image quality and interactivity in free-viewpoint video transmission," in Proc. IEEE International Communications Quality and Reliability (CQR) Workshop, May 2014.
[IEEE]
Y. Ishibashi, S. Hoshino, Q. Zeng, N. Fukushima, and S. Sugawara, "QoE assessment of fairness in networked game with olfaction: Influence of time it takes for smell to reach player," Multimedia Systems, vol. 20, issue 5, pp. 621-631. May 2014.
[Springer]
M. Sithu, Y. Ishibashi, and N. Fukushima, "Effect of dynamic local lag control with dynamic control of prediction time in joint haptic drum performance," in Proc. International Conference on Computer Applications (ICCA), pp. 343-350, Feb. 2014 (Best Paper Award of ICCA 2014).
2013
M. Sithu, Y. Ishibashi, and N. Fukushima, "Dynamic local lag control for sound synchronization in joint musical performance," in Proc. ACM Annual Workshop on Network and Systems Support for Games (NetGames), Dec. 2013.
N. Kodera, N. Fukushima, and Y. Ishibashi, "Filter based alpha matting for depth image based rendering," in Proc. IEEE Visual Communications and Image Processing (VCIP), Nov. 2013.
[pdf]
[BibTex]
[project]
T. Matsuo, N. Kodera, N. Fukushima, and Y. Ishibashi, "Depth map refinement using reliability based joint trilateral filter," ECTI Trans. on Computer and Information Technology, vol. 7, no. 2, pp. 108-117, Nov. 2013.
[pdf]
[ECIT]
Q. Zeng, Y. Ishibashi, N. Fukushima, S. Sugawara, and K. E. Psannis, "Influences of inter-stream synchronization errors among haptic media, sound, and video on quality of experience in networked ensenmble," in Proc. IEEE Global Conference on Consumer Electronics (GCCE), pp. 466-470, Oct. 2013.
H. Sannomiya, J. Osada, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Inter-stream synchronization control with group synchronization algorithm," in Proc. IEEE Global Conference on Consumer Electronics (GCCE), pp. 520-524, Oct. 2013.
N. Fukushima, T. Inoue, and Y. Ishibashi, "Removing depth map coding distortion by using post filter set," in Proc. IEEE International Conference on Multimedia and Expo (ICME), July 2013.
[pdf]
[BibTex]
[project]
Y. Maeda, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Contribution of olfactory, haptic, and auditory senses to sense of presence in virtual environments," in Proc. IEEE International Communications Quality and Reliability (CQR) Workshop, May 2013.
T. Matsuo, N. Fukushima, and Y. Ishibashi, "Weighted joint bilateral filter with slope depth compensation filter for depth map refinement," in Proc. International Conference on Computer Vision Theory and Applications (VISAPP), Feb. 2013.
[pdf]
[BibTex]
[project]
[SCITEPRESS]
T. Matsuo, N. Fukushima, and Y. Ishibashi, "Depth map refinement with joint bilateral filter using LR-consist weight map," in Proc. International Workshop on Advanced Image Technology (IWAIT), pp. 739-744, Jan. 2013.
N. Kodera, N. Fukushima, and Y. Ishibashi, "Spliting foreground-background images for free viewpoint image synthesis," in Proc. International Workshop on Advanced Image Technology (IWAIT), pp. 805-808, Jan. 2013.
N. Fukushima, T. Inoue, and Y. Ishibashi, "Evaluation of various image codecs with post filter set for depth map coding," in Proc. International Workshop on Advanced Image Technology (IWAIT), pp. 854-859, Jan. 2013.
2012
P. Huang, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Quality of experience assessment of dynamic output timing control of fragrance in networked virtual environment," (in Japanese), The Journal of the Institute of Image Information and Television Engineers, vol. 66, no. 12, pp. J495-J499, Dec. 2012.
Y. Ishibashi, S. Hoshino, Q. Zeng, N. Fukushima, and S. Sugawara, "QoE assessment of fairness between players in networked game with olfaction," in Proc. ACM Annual Workshop on Network and Systems Support for Games (NetGames), Nov. 2012.
Y. Hara, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Adaptive delta-causality control scheme with dynamic control of prediction time in networked haptic game," in Proc. ACM Annual Workshop on Network and Systems Support for Games (NetGames), Nov. 2012.
T. Matsuo, N. Fukushima, and Y. Ishibashi, "Depth map refinement with weighted cross bilateral filter," (in Japanese), The Journal of the Institute of Image Information and Television Engineers, vol. 66, no. 11, pp. J434-J443, Nov. 2012.
[paper]
P. Huang, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Effect of dynamic control of fragrance output timing in networked virtual environment," in Proc. Asia-Pacific Conference on Communications (APCC), pp. 104-109, Oct. 2012.
J. Osada, N. Fukushima, and Y. Ishibashi, "Influence of network delay on viewpoint change in free-viewpoint video transmission," in Proc. Asia-Pacific Conference on Communications (APCC), pp. 110-115, Oct. 2012.
[IEEE]
Y. Kusunose, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Adaptive delta-causality control scheme with prediction in networked real-time game using haptic media," in Proc. Asia-Pacific Conference on Communications (APCC), pp. 800-805, Oct. 2012.
T. Matsuo, N. Fukushima, and Y. Ishibashi, "Depth map coding via super resolution by using weighted joint bilateral up-sampling," IEICE Trans. Information and Systems (Japanese Edition), vol. J95-D, no. 9, pp. 1694-1697, Sep. 2012.
[pdf]
[IEICE]
J. Osada, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE comparison of haptic control schemes in remote instruction system with haptic media, video, and voice," in Proc. The International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), July 2012.
K. Matsunaga, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Effect of adaptive reaction force control in remote control system with haptic media and video," in Proc. International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), July 2012.
P. Huang, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment of olfactory media in remote ikebana with haptic media," in Proc. IEEE International Communications Quality and Reliability (CQR) Workshop, May 2012.
Y. Miyashita, Y. Ishibashi, N. Fukushima, S. Sugawara, and K. E. Psannis, "Quality of experience assessment of media synchronization in chorus among multi-points," (in Japanese) , The Journal of the Institute of Image Information and Television Engineers, vol. 66, no. 4, pp. J114-J118, Apr. 2012.
S. Lin, N. Fukushima, and Y. Ishibashi, "Real-time compression for selective depth image based rendering by using view synthesis prediction," in Proc. The 2012 International Workshop on Advanced Image Technology (IWAIT), Jan. 2012.
T. Matsuo, N. Fukushima, and Y. Ishibashi, "Reliability based cross trilateral filtering for depth map refinement," in Proc. The 2012 International Workshop on Advanced Image Technology (IWAIT), Jan. 2012.
2011
N. Fukushima and Y. Ishibashi, "Depth map post-filtering for depth image based rendering," IEICE Trans. Information and Systems (Japanese Edition) , vol. J94-D, no. 12, pp. 1992-1995, Dec. 2011.
[pdf]
A. Tatematsu, B. Liu, N. Fukushima, and Y. Ishibashi, "Influence of network delay on quality of experience in free-viewpoint video transmission," (in Japanese), The Journal of the Institute of Image Information and Television Engineers, vol. 65, no. 12, pp. 1742-1749, Dec. 2011.
N. Fukushima and Y. Ishibashi, "Client driven system of depth image based rendering," ECTI Trans. CIT, vol. 5, no. 2, pp. 15-23, Nov. 2011.
[pdf]
P. Huang, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Remote ikebana with olfactory and haptic media in virtual environments," in Proc. International Conference on Artificial Reality and Telexistence (ICAT), Nov. 2011.
Y. Kusunose, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE comparison of competition avoidance methods for management of shared object in networked real-time game with haptic media," in Proc. International Conference on Artificial Reality and Telexistence (ICAT'11), Nov. 2011.
Y. Miyashita, Y. Ishibashi, N. Fukushima, S. Sugawara, and K. E. Psannis, "QoE assessment of group synchronization in networked chorus with voice and video," in Proc. IEEE TENCON, pp. 393-397, Nov. 2011.
A. Tatematsu, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment in tele-operation with 3D video and haptic media," in Proc. IEEE ICME Workshop on Hot Topics in Multimedia, July 2011.
S. Hoshino, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment in olfactory and haptic media transmission: Influence of inter-stream synchronization error," in Proc. IEEE International Communications Quality and Reliability (CQR) Workshop, May 2011.
T. Yokoi, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Novel view synthesis for dynamic scene using moving multi-camera array," in Proc. SPIE vol. 7863, Stereoscopic Displays and Applications XXII, 78630C, Jan. 2011.
K. Takeuchi, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Free-viewpoint Image Generation from a Video Captured by a Handheld Camera," in Proc. SPIE vol. 7863, Stereoscopic Displays and Applications XXII, 78631N, Jan. 2011.
N. Fukushima and Y. Ishibashi, "Free viewpoint image rendering system in a network environment," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2011.
K. Takeuchi, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Free-viewpoint Image Generation using Structure from Motion," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2011.
K. Suzuki, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Free-viewpoint Image Generation using Moving Object Detection," in Proc. International Workshop on Advanced Image Technology (IWAIT), no. 7325, Jan. 2011.
D. Kim, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Rectification of Camera Array using Bundle Adjustment," in Proc. International Workshop on Advanced Image Technology (IWAIT), no. 6683, Jan. 2011.
R. Fukami, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Multi-view Ray acquisition using Camera and Mirror System," in Proc. International Workshop on Advanced Image Technology (IWAIT), no. 6679, Jan. 2011.
K. Ando, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Resolution Improvement of Free-viewpoint Image Generation," in Proc. International Workshop on Advanced Image Technology (IWAIT), no. 6947, Jan. 2011.
2010
K. Iwata, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment in haptic media, sound and video transmission: Effect of playout buffering control," ACM Computers in Entertainment, vol. 8, issue 2, article 12, pp. 1-14, Dec. 2010.
N. Fukushima and Y. Ishibashi, "Free viewpoint image generation with super resolution," in Proc. Picture Coding Symposium (PCS), pp. 1-4, Dec. 2010.
[pdf]
S. Lin, Y. Sawa, N. Fukushima, and Y. Ishibashi, "Influences of frame delay and packet loss between left and right frames in stereoscopic video communications," in Proc. Picture Coding Symposium (PCS), pp. 510-513, Dec. 2010.
[pdf]
K. Ando, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Free-Viewpoint Image Generation Using Different Focal Length Camera Array," in Proc. Picture Coding Symposium (PCS), pp. 358-361, Dec. 2010.
[pdf]
K. Suzuki, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Parallel Processing Method for Realtime FTV," in Proc. Picture Coding Symposium (PCS), pp. 330-333, Dec. 2010.
[pdf]
S. Lin, N. Fukushima, and Y. Ishibashi, "Influences of delay jitter on stereoscopic vision in stereo video communications," in Proc. Workshop on Picture Coding and Image Processing (WPCIP), pp. 17-18, Dec. 2010.
R. Fukami, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Multi-view Ray Acquisition Using Hybrid Camera and Mirror System," in Proc. Workshop on Picture Coding and Image Processing (WPCIP), pp.128-129, Dec. 2010.
D. Kim, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Calibration of Camera Array Using Bundle Adjustment," in Proc. Workshop on Picture Coding and Image Processing (WPCIP), pp.136-137, Dec. 2010.
A. Tatematsu, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Influences of network latency and jitter in haptic media, sound and video transmission," (in Japanese), The Journal of the Institute of Image Information and Television Engineers, vol. 64, no. 12, pp. 1873-1883, Dec. 2010.
M. O. Wildeboer, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, M. Tanimoto, "A Semi-Automatic Depth Estimation Method for FTV," The Journal of The Institute of Image Information and Television Engineers, vol. 64, no. 11, pp. 1678-1684, Nov. 2010.
[pdf]
T. Watanabe, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Performance evaluation of remote control system with haptic media and video: Position-force versus position-position," in Proc. ACM International Conference on Advances in Computer Entertainment Technology (ACE), Nov. 2010.
K. Iwata, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment in haptic media, sound and video transmission: Effect of playout buffering control," in Proc. ACM International Conference on Advances in Computer Entertainment Technology (ACE), Nov. 2010.
P. Huang, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Interactivity improvement of group synchronization control in collaborative haptic play with building blocks," in Proc. ACM Annual Workshop on Network and Systems Support for Games (NetGames), Nov. 2010.
Y. Ida, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment of interactivity and fairness in first person shooting with group synchronization control," in Proc. ACM Annual Workshop on Network and Systems Support for Games (NetGames), Nov. 2010.
Y. Kusunose, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment in networked air hockey game with haptic media," in Proc. ACM Annual Workshop on Network and Systems Support for Games (NetGames), Nov. 2010.
Y. Sawa, N. Fukushima, and Y. Ishibashi, "Influence of frame delay between left and right frames on stereoscopic vision in stereo video communications," IEICE Trans. Information and Systems (Japanese Edition), vol. J93-D, no. 9, pp. 1672-1674, Sep. 2010.
[pdf]
N. Fukushima and Y. Ishibashi, "Improvement of free viewpoint image quality via super resolution," IEICE Trans. Information and Systems (Japanese Edition), vol. J93-D, no. 9, pp. 1700-1703, Sep. 2010.
[pdf]
M. O. Wildeboer, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "A Semi-Automatic Multi-View Depth Estimation Method," in Proc. Visual Communications and Image Processing (VCIP), vol. 7744, no. 54, July 2010.
T. Watanabe, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Dynamic switching control of haptic transmission direction and automatic selection of switching time in remote haptic control system," (in Japanese), Trans. the Virtual Reality Society of Japan, vol. 15, no. 2, pp. 251-262, June 2010.
A. Tatematsu, Y. Ishibashi, N. Fukushima, and S. Sugawara, "QoE assessment in haptic media, sound and video transmission: Influences of network latency," in Proc. IEEE International Communications Quality and Reliability (CQR) Workshop, June 2010.
N. Fukushima, T. Fujii, Y. Ishibashi, T. Yendo, and M. Tanimoto, "Real-time free viewpoint image rendering by using fast multi-pass dynamic programming," in Proc. 3DTV-CON, June 2010.
[pdf]
T. Watanabe, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Dynamic switching control of haptic transmission direction in remote control system," in Proc. the Haptics Symposium (Haptics), pp. 207-213, Mar. 2010.
K. Takeuchi, N. Fukushima, T. Yendo, M. P. Tehrani, T. Fujii, and M. Tanimoto, "Static Scene FTV using Handy Camera," Proc. International Workshop on Advanced Image Technology (IWAIT), no. 187, Jan. 2010.
2009
P. Huang, Y. Ishibashi, N. Fukushima, and S. Sugawara, "Collaborative haptic play with building blocks," in Proc. ACM SIGCHI International Conference on Advances in Computer Entertainment Technology (ACE), Oct. 2009.
Y. Mori, N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "View Generation with 3D Warping Using Depth Information for FTV," Signal Processing: Image Communication, vol. 24, issues 1-2, pp. 65-72, Jan. 2009.
[pdf]
[bibtex]
[Elsevier]
M. Ota, N. Fukushima, T. Yendo, M. Tanimoto, and T. Fujii, "Rectification of Pure Translation 2D Camera Array," in Proc. International Workshop on Advanced Image Technology (IWAIT), 0044, Jan. 2009.
[pdf]
2008
M. P. Tehrani, K. Niwa, N. Fukushima, Y. Hirano, T. Fujii, M. Tanimoto, K. Takeda, K. Mase, A. Ishikawa, S. Sakazawa, and A. Koike, "3DAV Integrated System Featuring Arbitrary Listening-point and Viewpoint Generation," in Proc. IEEE Workshop on Multimedia Signal Processing (MMSP), Oct. 2008.(Best paper awards)
Y. Mori, N. Fukushima, T. Fujii, and M. Tanimoto, "View Generation with 3D Warping Using Depth Information for FTV," in Proc. 3DTV-CON, pp. 229-232, May 2008.
N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "A Novel Rectification Method for Two-Dimensional Camera Array by Parallelizing Locus of Feature Points," in Proc. International Workshop on Advanced Image Technology (IWAIT), B5-1, Jan. 2008.
[pdf]
[BibTex]
2007
N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "Free Viewpoint Image Generation Synchronized with Free Listeningpoint Audio for 3-D Real Space Navigation," in Proc. 3DTV-CON2007, 121, May 2007.
[pdf]
N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "Free Viewpoint Image Generation Using Multi-Pass Dynamic Programming," in Proc. SPIE Stereoscopic Displays and Virtual Reality Systems XIII, vol. 6490, 64901F, Jan. 2007.
N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "An Optimization Method for Free View-point Image Generation Using Ray-Space," in Proc. International Workshop on Advanced Image Technology (IWAIT), Jan. 2007.
2006
N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "Synthesizing Wide-angle and Arbitrary View-point Images from a Circular Camera Array," in Proc. SPIE Three-Dimensional Image Capture and Applications VII, vol. 6056, pp. 313-320, Jan. 2006.
2005
N. Fukushima, T. Yendo, T. Fujii, and M. Tanimoto, "Real-time Arbitrary View Interpolation and Rendering System Using Ray-Space," in Proc. SPIE Three-Dimensional TV, Video, and Display IV, vol. 6016, 60160Q, Nov. 2005.