Zobrazeno 21 - 30
of 84
pro vyhledávání: '"Tadahiro Ohmi"'
Publikováno v:
The Journal of the Institute of Image Information and Television Engineers. 58:1680-1685
We demonstrate the basic performance of a high S/N ratio CMOS image sensor with a real-time object-categorizing function. The sensor has capabilities of converting all pixels from analog to digital, object separation, and video image capture. The ima
Publikováno v:
Intelligent Automation & Soft Computing. 10:155-165
A novel image compression algorithm based on vector quantization (VQ) technique is proposed in this paper. Adaptive resolution VQ (AR-VQ) method, which is composed of three key techniques, i.e., the edge detection, the resolution conversion, and the
Publikováno v:
Intelligent Automation & Soft Computing. 10:167-174
Vector quantization (VQ) is a well-known method for image compression but its encoding process is very heavy computationally. In order to speed up VQ encoding, it is most important to avoid unnecessary Euclidean distance computations (k-D) as much as
Publikováno v:
Intelligent Automation & Soft Computing. 10:129-142
We propose a novel information-processing algorithm called Vector Quantization (VQ) codebook space information processing. Based on this algorithm, we have developed a very simple yet highly reliable face recognition method called VQ histogram method
Autor:
Tadahiro Ohmi, Koji Kotani, Toshiyuki Nozawa, Shigetoshi Sugawa, Takahiro Nakayama, Masahiro Konda, Masanori Fujibayashi, K. Mochizuki
Publikováno v:
IEEE Journal of Solid-State Circuits. 38:726-733
A still-image encoder based on vector quantization (VQ) has been developed using 0.35-/spl mu/m triple-metal CMOS technology for encoding a high-resolution still image. The chip employs the needless calculation elimination method and the adaptive res
Publikováno v:
Japanese Journal of Applied Physics. 42:2167-2170
Dynamically customizable and reconfigurable hardware architecture for a specific task on demand is one of the most important issues to bring out a novel-computing paradigm in the era of system LSIs. Our target is to realize a flexible processor which
Publikováno v:
IEEE Transactions on Computers. 51:486-497
The overall throughput of automatic test equipment (ATE) is affected by the download time of test data. An effective approach to the reduction of the download time is to compress test data before the download. A compression algorithm for test data sh
Autor:
Masahiro Konda, Toshiyuki Nozawa, M. Imai, Koji Kotani, Masanori Fujibayashi, Shigetoshi Sugawa, Tadahiro Ohmi
Publikováno v:
IEEE Journal of Solid-State Circuits. 35:1744-1750
A parallel vector-quantization (VQ) processor has been developed aiming at real-time compression of motion pictures using a 0.35-/spl mu/m triple-metal CMOS technology. The chip employs a new search algorithm for VQ encoding to reduce hardware volume
Autor:
Yuichiro Yamashita, Masahiro Konda, Tadashi Shibata, Ning Mei Yu, Tatsuo Morimoto, Tadahiro Ohmi, Akira Nakada, Tsutomu Nakai, Koji Kotani
Publikováno v:
Systems and Computers in Japan. 30:52-62
Publikováno v:
Electronics and Communications in Japan (Part II: Electronics). 82:33-41