23 Result(s)
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Article
Improving blocked matrix-matrix multiplication routine by utilizing AVX-512 instructions on intel knights landing and xeon scalable processors
In high-performance computing, the general matrix-matrix multiplication (xGEMM) routine is the core of the Level 3 BLAS kernel for effective matrix-matrix multiplication operations. The performance of parallel...
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Article
Rendering high-quality PK bitmap font in Linux environment
METAFONT is a parameterized font that can generate different font styles by changing its parameters. It generates bitmaps fonts (Generic Font and TeX Font Metric) that are commonly used in TeX-based environmen...
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Chapter and Conference Paper
Research Process Traceability Based the RD Relationship
It is not easy to define the well-defined process for software research project but it is important to keep the tracking the progress of the projects. Without the process, it is not easy to measure the progre...
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Article
An implementation of matrix–matrix multiplication on the Intel KNL processor with AVX-512
The second generation Intel Xeon Phi processor codenamed Knights Landing (KNL) have recently emerged with 2D tile mesh architecture and the Intel AVX-512 instructions. However, it is very difficult for general...
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Article
Parameter based tuning model for optimizing performance on GPU
Recently, the graphic processing units (GPUs) are becoming increasingly popular for the high performance computing applications. Although the GPUs provide high peak performance, exploiting the full performance...
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Chapter and Conference Paper
GUI-Based Korean Font Editing System Using Font Parameterization Technique
When designing Korean fonts, about 2,500 widely used characters should be designed among 11,172 characters. When generating fonts, characters are generally described as ‘outline’. On average, it takes more th...
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Article
VM auto-scaling methods for high throughput computing on hybrid infrastructure
Cloud computing provides on-demand resource provisioning and scalable resources dynamically for the efficient use of computing resources. Scientific applications recently need a very large number of loosely co...
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Article
Towards an integrated management system based on abstraction of heterogeneous virtual resources
Virtualization technology reduces the costs for server installation, operation, and maintenance and it can simplify development of distributed systems. Currently, there are various virtualization technologies ...
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Chapter and Conference Paper
On Optimal Tracking Schemes Based on Load Balancing in Hierarchical LTE Networks
Tracking is a process which explores user equipment (UE) in the area of tracking in terms of cells. In this paper, two tracking schemes based on macrocell-microcell tiers in hierarchical LTE networks, PMMT and...
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Chapter and Conference Paper
On Mobility-Aware Dual Pointer Forwarding Handoff Scheme in Cost-Optimized Proxy Mobile IPv6 Networks
In this paper, a mobility-aware Dual Pointer Forwarding scheme (mPF) is applied in Proxy Mobile IPv6 (PMIPv6) networks. When the MN moves, this scheme can reduce the high signalling overhead for intra-handoff/...
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Chapter and Conference Paper
A Grid Middleware Framework Support for a Workflow Model Based on Virtualized Resources
Nowadays, the virtualization technologies are widely used to overcome the difficulty of managing Grid computing infrastructures. The virtual account and the virtual workspace are very optimistic to allocate Gr...
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Chapter and Conference Paper
An Embedded Software Testing Tool Supporting Multi-paradigm Views
Because embedded software is necessarily required to control and operate devices in ubiquitous environments, developers can use a development tool in order to make their embedded software efficient. In this pa...
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Chapter and Conference Paper
A Workflow System Based on Meta Services in Grid Environments
A workflow consists of multiple and various working processes, and a workflow system manages and executes the workflow. If the workflow is managed in Grid environments, it is processed effectively by using man...
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Chapter and Conference Paper
Adapting BitTorrent to Wireless Ad Hoc Networks
BitTorrent is one of the Internet’s most efficient content distribution protocols. It is known to perform very well over the wired Internet where end-to-end performance is almost guaranteed. However, in wirele...
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Chapter and Conference Paper
A Context-Awareness Middleware Based on Service-Oriented Architecture
This paper presents a middleware based on SOA (Service-Oriented Architecture) for context-awareness in a home network with ubiquitous computing. The context-awareness middleware addresses design issues such as...
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Chapter and Conference Paper
A Context-Aware Smart Home Service System Based on uWDL
For a smart home in ubiquitous computing environments, execution of all the home services must be dependent on user’s situation contexts, which are dynamically generated in ubiquitous environments. In this pap...
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Chapter and Conference Paper
Multistage Authentication Scheme for Mobile Ad-Hoc Network Using Clustering Mechanism
While applicable fields of ad-hoc network become extensive, security gets more attention, especially authentication. Threshold cryptography [7] allows ad-hoc nodes to authenticate each other by cooperation of ...
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Chapter and Conference Paper
Interoperability Experiences on Integrating Between Different Active Measurement Systems
Traffic measurement is an important issue in IP networks for both internet service providers and users. Over the past decade, a number of active measurement tools have been implemented to measure and analyze I...
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Chapter and Conference Paper
An Agent-Based Adaptive Monitoring System
In Grid systems, which have become more and more bigger and more complex, it is critical to utilize heterogeneous resources efficiently. In this paper, we designed and implemented an agent-based monitoring sys...
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Chapter and Conference Paper
A Workflow Language Based on Structural Context Model for Ubiquitous Computing
Workflows used in business processes and distributed computing environments have supported service automation by connecting many tasks with rules and/or orderings. To adapt these workflows to ubiquitous comput...
