Search Results for author: Hiroshi Watanabe

Found 12 papers, 2 papers with code

Image Coding for Machines with Object Region Learning

no code implementations27 Aug 2023 Takahiro Shindo, Taiju Watanabe, Kein Yamada, Hiroshi Watanabe

The former approach has the problem of requiring an ROI-map as input in addition to the input image.

Image Compression Object

VVC Extension Scheme for Object Detection Using Contrast Reduction

no code implementations30 May 2023 Takahiro Shindo, Taiju Watanabe, Kein Yamada, Hiroshi Watanabe

In 2019, the Moving Picture Experts Group (MPEG) has started standardization of Video Coding for Machines (VCM) as a video coding technology for image recognition.

Object object-detection +2

Accuracy Improvement of Object Detection in VVC Coded Video Using YOLO-v7 Features

no code implementations3 Apr 2023 Takahiro Shindo, Taiju Watanabe, Kein Yamada, Hiroshi Watanabe

Versatile Video Coding (VVC) will be used for the video compression method, since it is the latest video coding method with the best encoding performance.

Object object-detection +2

Information Compression and Performance Evaluation of Tic-Tac-Toe's Evaluation Function Using Singular Value Decomposition

no code implementations6 Jul 2022 Naoya Fujita, Hiroshi Watanabe

We approximated the evaluation function for the game Tic-Tac-Toe by singular value decomposition (SVD) and investigated the effect of approximation accuracy on winning rate.

Capsule GAN Using Capsule Network for Generator Architecture

no code implementations18 Mar 2020 Kanako Marusaki, Hiroshi Watanabe

This paper presents Capsule GAN, a Generative adversarial network using Capsule Network not only in the discriminator but also in the generator.

Generative Adversarial Network

Fast algorithm for generating random bit strings and multispin coding for directed percolation

1 code implementation15 Aug 2018 Hiroshi Watanabe, Satoshi Morita, Synge Todo, Naoki Kawashima

We present efficient algorithms to generate a bit string in which each bit is set with arbitrary probability.

Statistical Mechanics Computational Physics

SIMD Vectorization for the Lennard-Jones Potential with AVX2 and AVX-512 instructions

1 code implementation13 Jun 2018 Hiroshi Watanabe, Koh M. Nakagawa

On SKL, the code vectorized with AVX2 exhibits slightly better performance than that with vectorized AVX-512.

Mathematical Software Computational Engineering, Finance, and Science

Difficult Sudoku Puzzles Created by Replica Exchange Monte Carlo Method

no code implementations8 Mar 2013 Hiroshi Watanabe

An Ising spin-glass like Hamiltonian describing difficulty of puzzles is defined, and difficult puzzles are created by minimizing the energy of the Hamiltonian.

Statistical Mechanics

Huge-scale Molecular Dynamics Simulation of Multibubble Nuclei

no code implementations12 Oct 2012 Hiroshi Watanabe, Masaru Suzuki, Nobuyasu Ito

We have developed molecular dynamics codes for a short-range interaction potential that adopt both the flat-MPI and MPI/OpenMP hybrid parallelizations on the basis of a full domain decomposition strategy.

Computational Physics Statistical Mechanics

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