• Title/Summary/Keyword: memory accessibility

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A Study on the Factors Promoting the Use of Memory-based Emotion in Evaluating the Brand (상표평가에서 기억감정의 이용을 촉진하는 요인에 관한 연구)

  • Choi, Nak-Hwan;Na, Ji-Eun
    • Journal of Global Scholars of Marketing Science
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    • v.13
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    • pp.49-70
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    • 2004
  • Recently, consumer researchers have suggested that consumers evaluate brand by subjective memory-based-emotion which was formed by their experience. However, relatively little consumer research has been done to explore conditions under which memory-based-emotion is used in brand evaluation. Therefore, this study explored the conditions to facilitate usage of memory-based- emotion such as accessibility, representativeness, relevance of consumption goal, when consumers evaluate brand. In addition, we investigated the factors that influence responses of memory-based- emotion, such as similarity of encoding and retrieving condition and level of organization. The results of this study suggest that level of organization was positively related to accessibility and representativeness. But similarity of encoding and retrieving condition was not related to them. And accessibility, representativeness influence on use of memory-based-emotion in consumer brand evaluation. But relevance of consumption goal did not influence on use of memory-based-emotion in consumer brand evaluation.

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A New Embedded Compression Algorithm for Memory Size and Bandwidth Reduction in Wavelet Transform Appliable to JPEG2000 (JPEG2000의 웨이블릿 변환용 메모리 크기 및 대역폭 감소를 위한 새로운 Embedded Compression 알고리즘)

  • Son, Chang-Hoon;Song, Sung-Gun;Kim, Ji-Won;Park, Seong-Mo;Kim, Young-Min
    • Journal of Korea Multimedia Society
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    • v.14 no.1
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    • pp.94-102
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    • 2011
  • To alleviate the size and bandwidth requirement in JPEG2000 system, a new Embedded Compression(EC) algorithm with minor image quality drop is proposed. For both random accessibility and low latency, very simple and efficient hadamard transform based compression algorithm is devised. We reduced LL intermediate memory and code-block memory to about half size and achieved significant memory bandwidth reductions(about 52~73%) through proposed multi-mode algorithms, without requiring any modification in JPEG2000 standard algorithm.

Multi-mode Embedded Compression Algorithm and Architecture for Code-block Memory Size and Bandwidth Reduction in JPEG2000 System (JPEG2000 시스템의 코드블록 메모리 크기 및 대역폭 감소를 위한 Multi-mode Embedded Compression 알고리즘 및 구조)

  • Son, Chang-Hoon;Park, Seong-Mo;Kim, Young-Min
    • Journal of the Institute of Electronics Engineers of Korea SD
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    • v.46 no.8
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    • pp.41-52
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    • 2009
  • In Motion JPEG2000 encoding, huge bandwidth requirement of data memory access is the bottleneck in required system performance. For the alleviation of this bandwidth requirement, a new embedded compression(EC) algorithm with a little bit of image quality drop is devised. For both random accessibility and low latency, very simple and efficient entropy coding algorithm is proposed. We achieved significant memory bandwidth reductions (about 53${\sim}$81%) and reduced code-block memory to about half size through proposed multi-mode algorithms, without requiring any modification in JPEG2000 standard algorithm.

The effect of syntatic and pragmatic Constraints on Sentential Representaition and Memory Accessibility (통사적 제약과 화용적 제약이 문장의 표상과 기억접근에 미치는 효과)

  • Kim, Sung-Il;Lee, Jae-Ho
    • Korean Journal of Cognitive Science
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    • v.6 no.2
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    • pp.97-116
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    • 1995
  • This study was conducted to investigate how syntaction and pragmatic constraints influence the sentential representation and memory accessibility. In order to seperate the syntactic constraints from the pragmatic constraint from the pragmatic constraints,the syntactic role of constituent in the sentence (subject or object) and the order of mention(first or second) were manipulted.After each sentence was presented by RSVP procedure,the probe recognition time was measured to investigate memory accessibility.In Experiment 1,in which SOA interval was 255ms,it was found that the subject of a sentece were more accessible than the object and participants first in a sentence were more accessible than participants mentioned later.However, in Experiment 2,in which SOA interval was 1540ms,it was found that participants mentioned first in a sentence were more accessible than participants mentioned later while there was no significant difference between the subject and object of a sentece.These results suggest that the syntactic and pragmatic constraints have an independent effect on the initial senential representation at the early stage of constructing representation,but as time passes only the pragmatic constraints influence sentential representation.These results also support a theoretical position which assumes that sentential representation is constructed through the process of convergent statisfaction of multiple constraints.

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A Study on SI-Drum's Accessibility Evaluation for Screen Reader User (스크린리더 사용자를 위한 플러그인 가상악기 SI-Drum의 접근성 평가 연구)

  • Yong-Hwan Seok
    • The Journal of the Convergence on Culture Technology
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    • v.9 no.1
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    • pp.571-580
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    • 2023
  • The purpose of this study is to evaluate the accessibility of the Cakewalk SI-Drum for the screen reader users. An evaluation was performed by testing the accessibility of the [Virtual Instrument Editing] that is a part of MIDI Production of the NCS(National Competency Standards) by using the SI-Drum and the Sense Reader. The results of this study are as follows. The SI-Drum has almost no basic accessibility for the screen users to do an above task. But the screen reader users can perform the tasks by using Sense Reader's Mouse Pointer function and Position Memory function. To use SI-Drum more efficiently, SI-Drum's basic accessibility have to be provided fully. Several suggestions are proposed to develop a fully accessible SI-Drum for the screen users.

Widely Tunable Adaptive Resolution-controlled Read-sensing Reference Current Generation for Reliable PRAM Data Read at Scaled Technologies

  • Park, Mu-hui;Kong, Bai-Sun
    • JSTS:Journal of Semiconductor Technology and Science
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    • v.17 no.3
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    • pp.363-369
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    • 2017
  • Phase-change random access memory (PRAM) has been emerged as a potential memory due to its excellent scalability, non-volatility, and random accessibility. But, as the cell current is reducing due to cell size scaling, the read-sensing window margin is also decreasing due to increased variation of cell performance distribution, resulting in a substantial loss of yield. To cope with this problem, a novel adaptive read-sensing reference current generation scheme is proposed, whose trimming range and resolution are adaptively controlled depending on process conditions. Performance evaluation in a 58-nm CMOS process indicated that the proposed read-sensing reference current scheme allowed the integral nonlinearity (INL) to be improved from 10.3 LSB to 2.14 LSB (79% reduction), and the differential nonlinearity (DNL) from 2.29 LSB to 0.94 LSB (59% reduction).

A Study of the Accessibility Evaluation of TTS-1 for the Screen Reader User (스크린리더 사용자를 위한 플러그인 가상악기 TTS-1의 접근성 평가 연구)

  • Seok, Yong-Hwan
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.1
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    • pp.513-522
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    • 2022
  • The purpose of this study is to evaluate the accessibility of the Cakewalk TTS-1 for the screen reader users. An evaluation was performed by testing the accessibility of a editing virtual instrument that is a part of MIDI production based on the NCS(National Competency Standards) by using the TTS-1 and the Sense Reader. The results of this study are as follows. The TTS-1 itself can't provide enough accessibility for the screen users to do an above task. But the screen reader users can perform the above tasks if they use extended access functions like Sense Reader's Mouse Pointer function, Position Memory function and MIDI Control Signal function. Even if they use the extended access function, there are functions that is difficult to access. To solve this problem, several suggestions are proposed.

Study of Instruction-level Current Consumption Modeling and Optimization for Low Power Microcontroller (저전력 마이크로컨트롤러를 위한 명령어 레벨의 소모전류 모델링 및 최적화에 대한 연구)

  • Eom Heung-Sik;Kim Keon-Wook
    • Journal of the Institute of Electronics Engineers of Korea CI
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    • v.43 no.5 s.311
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    • pp.1-7
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    • 2006
  • This paper presents experimental instruction-level current consumption model for low power microcontroller ATmega128. The accessibility of instruction for internal memory decides power consumption of the microcontroller as much as 17% of difference between access instruction and non-access instruction. The power consumption for the given program will be increased in the proportional to the ratio of memory access instruction and lower level memory access in the hierarchy. Throughout the current consumption model, the power consumption can be predicted and optimized in the direction of reducing the frequency memory access. Also, the various optimization methods are introduced in terms of software and hardware viewpoints.

A Study of the Accessibility Evaluation of the SI-Bass Guitar (플러그인 가상악기 SI-Bass Guitar의 접근성 평가 연구)

  • Yong-Hwan Seok
    • The Journal of the Convergence on Culture Technology
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    • v.10 no.1
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    • pp.495-500
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    • 2024
  • The purpose of this study is to evaluate the accessibility of the SI-Bass Guitar for the visually impaired who uses the Sense Reader which is a screen reader software. An evaluation was performed for the Sense Reader users to do the [Virtual Instrument Editing] task on the NCS(National Competency Standards) using the SI-Bass Guitar. This study shows that the SI-Bass Guitar has no basic accessibility. But the visually impaired can do above task using the Sense Reader's Mouse Pointer and Position Memory Function. Several Propositions are suggested to develop a fully accessible SI-Bass Guitar for the screen users.

Implementation of Monitoring and Control System for Fire Engine Pump using the AJAX (AJAX를 이용한 소방엔진펌프의 모니터링과 제어 시스템 구현)

  • Yang, Oh;Lee, Heon-Guk
    • Journal of the Semiconductor & Display Technology
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    • v.15 no.3
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    • pp.40-45
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    • 2016
  • In this paper, the fire engine pump is controlled and monitored by the AJAX (Asynchronous Javascript and Xml) in the web server. The embedded system with built-in system having a processor and a memory of high performance occurs many problems in transmitting the large amount of data in real time through the web server. The AJAX is different from HTML (Hyper Text Makeup Language) with java script technology and can make RIA (Rich Internet Application). It process the necessary data by using asynchronous and it take advantage of usefulness, accessibility, a fast response time. Using AJAX can build up web server with real time and monitoring that fire engine pump status, check processing pump memory in the event of fire, also remotely monitors can do. The web server system can control the fire engine pump as like the black box. The experimental results show the effectiveness and commercialize possibility.