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Future of Education with Neuro-Symbolic AI Agents in Self-Improving Adaptive Instructional Systems
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作者 Richard Jiarui Tong Xiangen Hu 《Frontiers of Digital Education》 2024年第2期198-212,共15页
This paper proposes a novel approach to use artificial intelligence(Al),particularly large language models(LLMs)and other foundation models(FMs)in an educational environment.It emphasizes the integration of teams of t... This paper proposes a novel approach to use artificial intelligence(Al),particularly large language models(LLMs)and other foundation models(FMs)in an educational environment.It emphasizes the integration of teams of teachable and self-learning LLMs agents that use neuro-symbolic cognitive architecture(NSCA)to provide dynamic personalized support to learners and educators within self-improving adaptive instructional systems(SIAIS).These systems host these agents and support dynamic sessions of engagement workflow.We have developed the never ending open learning adaptive framework(NEOLAF),an LLM-based neuro-symbolic architecture for self-learning AI agents,and the open learning adaptive framework(OLAF),the underlying platform to host the agents,manage agent sessions,and support agent workflows and integration.The NEOLAF and OLAF serve as concrete examples to illustrate the advanced AI implementation approach.We also discuss our proof of concept testing of the NEOLAF agent to develop math problem-solving capabilities and the evaluation test for deployed interactive agent in the learning environment. 展开更多
关键词 large language models(LLMs) neurosymbolic cognitive architecture(NSCA) adaptive instructional systems(AIS) open learning adaptive framework(OLAF) never ending open learning adaptive framework(NEOLAF) artificial intelligence in education(AIED) intelligent tutoring system(ITS) LLM agent
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The Instructional Media for Different Levels in the Philippine Educational System
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作者 Gisela V. Rolluqui 《Computer Technology and Application》 2013年第10期556-562,共7页
In the Philippines, the K+I2 system is newly introduced and the readiness for its implementation undoubtedly made the teaching community confused and confounded. Thus, extra efforts are being done to upgrade and upda... In the Philippines, the K+I2 system is newly introduced and the readiness for its implementation undoubtedly made the teaching community confused and confounded. Thus, extra efforts are being done to upgrade and update all instructional materials. Even it" the Department of Education are preparing the faculty members through trainings, seminars and providing them with syllabus accompanying the new curriculum, still the confidence for the coming teaching assignments for the additional two years in the system is vet3.' Iow~ The faculty members are now strategizing teaching methodology for the subjects they have to handle through upgrading not only their knowledge but also the teaching materials they are to use in their classroom. With the changing environment, the learning style of students also advances. Children are now exposed to various modern gadgets, thus, they learn more advanced knowledge about their environment. These modern medium must be an advantage to the teaching profession. Teachers must know how and what the children learn through these medium and create some learning materials that will augment this knowledge in schools. This study is a partial analysis of the learning style of students in different levels of the educational system and the knowledge they acquire through different modern medium and test the gap between this and the knowledge they must learn in school. Also, this study will come up with what medium can be used as instructional medium that will aid the faculty members in their teaching courses or subjects in school. 展开更多
关键词 K+12 system gadgets instructional material medium.
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A Study of Pharmacist-Patient Communication: Examining Optimal Distance and Angle Using an Eye-Tracking System
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作者 Chika Nakayama Saori Gocho +2 位作者 Yukina Miyagi Yuka Miyachi Taeyuki Oshima 《Pharmacology & Pharmacy》 2024年第10期315-326,共12页
This study focuses on seating arrangement and interpersonal distance as important aspects of nonverbal communication and aims to elucidate the optimal distance and angle between pharmacist and patient through an analy... This study focuses on seating arrangement and interpersonal distance as important aspects of nonverbal communication and aims to elucidate the optimal distance and angle between pharmacist and patient through an analysis based on the subjective evaluation of the patient and the objective evaluation of eye movements. Seven female simulated patients and one male and one female pharmacist cooperated as patients and pharmacists, respectively. The medication teaching scenes were set up with three pharmacist placements (face-to-face at 50 cm and 70 cm, 90-degree at 70 cm) and three hospital rooms (0-degree, 45-degree, 90-degree). Pupil diameter, blink rate, saccades, and fixation rate of the patient at each of these locations were measured using a Tobii Pro Glass 2. The patient’s subjective evaluation at each placement was also investigated using the conversation scale, which assesses the optimal distance for conversation. The results for the pharmacy setting revealed that pupils were significantly more mydriatic at the 50 cm point than at the other points. The results for the hospital room setting showed the greatest mydriasis at the 0-degree point. The result of the 50 cm point for the pharmacy setting and the 0-degree point for the hospital room setting was similar to that of the subjective evaluation. When the likelihood of saccades occurrence in the hospital room setting was compared, saccades were found to be most likely to occur when medication instructions were given to patients at the 0-degree point. We believe that using pupil diameter for interpersonal distance, and saccades for angle will enable more accurate determinations of the optimal distance and angle between pharmacist and patient. The results of the present study suggest that the 70 cm face-to-face point in the pharmacy and the 45-degree point in the ward may be suitable for medication instruction. 展开更多
关键词 Eye-Tracking system Nonverbal Communication Pharmacist Medication Instruction Eye Movements
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A Survey Study of Kindergarten Teachers’Use of ChatGPT to Support Instructional Design
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作者 Wanlin Chen Yali Wang +1 位作者 Lailin Hu Gang Yang 《教育技术与创新》 2024年第3期47-55,共9页
With the rapid development of information technology,Artificial Intelligence(AI)is gradually applied to a wide range of fields,especially the powerful ability of ChatGPT to bring infinite possibilities for education,b... With the rapid development of information technology,Artificial Intelligence(AI)is gradually applied to a wide range of fields,especially the powerful ability of ChatGPT to bring infinite possibilities for education,but teachers’attitudes toward using it are not yet clear.The study investigates the use of ChatGPT by kindergarten teachers to support instructional design using questionnaires and interviews to explore the attitudes and perceptions of kindergarten teachers toward its use.The results indicate that kindergarten teachers hold positive preferences for technology acceptance,perceived self-efficacy,and learning attitudes toward using ChatGPT for instructional design.Meanwhile,the study argues that more research is needed in the future to focus on how kindergarten teachers can aptly use ChatGPT to improve the quality of instruction in realistic instructionenvironments. 展开更多
关键词 Kindergarten Teachers ChatGPT instructional Design Survey Study STEM
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The Application of ChatGPT in Chinese as a Second Language Teaching:A Case Study of Instructional Design for Non-Chinese-Speaking Students in Hong Kong
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作者 Yue Xu Chi Shing Lai 《教育技术与创新》 2024年第4期21-38,共18页
This study explores the potential application of ChatGPT in designing customized instructional plans for Chinese as a Second Language(CSL)teaching,focusing on non-Chinese-speaking(NCS)students in Hong Kong.Through two... This study explores the potential application of ChatGPT in designing customized instructional plans for Chinese as a Second Language(CSL)teaching,focusing on non-Chinese-speaking(NCS)students in Hong Kong.Through two rounds of comparative experiments,the study evaluates the effectiveness of AI-generated instructional designs against expert-designed versions.Results reveal that while initial ChatGPT designs initially have limitations,advanced versions demonstrate significant potential in supporting teachers with task-based language teaching(TBLT).These designs provide practical,culturally relevant tasks tailored to diverse learners,enhancing instructional efficiency and learner engagement.Furthermore,ChatGPT’s accessibility offers opportunities to reduce educational disparities by supporting teachers in resource-limited contexts,thereby addressing inequities in instructional quality.The study concludes that,while AI cannot replace teachers,ChatGPT can serve as a valuable supplementary tool,complementing human expertise in culturally and linguistically complex L2 teaching.It underscores the importance of ethical considerations and the critical role of teachers in integrating AI technology effectively to maximize its benefits in education. 展开更多
关键词 ChatGPT TBLT instructional design L2 Teaching Teaching Chinese as a Foreign Language
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Design of Teaching System of Industrial Robots Using Mixed Reality Technology
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作者 Guwei Li Yun Yang +1 位作者 Zhou Li Jingchun Fan 《Computers, Materials & Continua》 SCIE EI 2022年第10期1317-1327,共11页
Traditional teaching and learning about industrial robots uses abstract instructions,which are difficult for students to understand.Meanwhile,there are safety issues associated with the use of practical training equip... Traditional teaching and learning about industrial robots uses abstract instructions,which are difficult for students to understand.Meanwhile,there are safety issues associated with the use of practical training equipment.To address these problems,this paper developed an instructional system based on mixed-reality(MR)technology for teaching about industrial robots.The Siasun T6A-series robots were taken as a case study,and the Microsoft MR device HoloLens-2 was used as the instructional platform.First,the parameters of the robots were analyzed based on their structural drawings.Then,the robot modules were decomposed,and 1:1 three-dimensional(3D)digital reproductions were created in Maya.Next,a library of digital models of the robot components was established,and a 3D spatial operation interface for the virtual instructional system was created in Unity.Subsequently,a C#code framework was established to satisfy the requirements of interactive functions and data transmission,and the data were saved in JSON format.In this way,a key technique that facilitates the understanding of spatial structures and a variety of human-machine interactions were realized.Finally,an instructional system based on HoloLens-2 was established for understanding the structures and principles of robots.The results showed that the instructional system developed in this study provides realistic 3D visualizations and a natural,efficient approach for human-machine interactions.This system could effectively improve the efficiency of knowledge transfer and the student’s motivation to learn. 展开更多
关键词 Mixed reality SPACE INTERACTION instructional system
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Pre-recorded instructional audio vs. dispatchers' conversational assistance in telephone cardiopulmonary resuscitation: A randomized controlled simulation study 被引量:6
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作者 Alexei Birkun Maksim Glotov +4 位作者 Herman Franklin Ndjamen Esther Alaiyex Esther Alaiye Temidara Adeleke Sergey Samarin 《World Journal of Emergency Medicine》 SCIE CAS 2018年第3期165-171,共7页
BACKGROUND:To assess the effectiveness of the telephone chest-compression-only cardiopulmonary resuscitation(CPR)guided by a pre-recorded instructional audio when compared with dispatcher-assisted resuscitation.METHOD... BACKGROUND:To assess the effectiveness of the telephone chest-compression-only cardiopulmonary resuscitation(CPR)guided by a pre-recorded instructional audio when compared with dispatcher-assisted resuscitation.METHODS:It was a prospective,blind,randomised controlled study involving 109 medical students without previous CPR training.In a standardized mannequin scenario,after the step of dispatcher-assisted cardiac arrest recognition,the participants performed compression-only resuscitation guided over the telephone by either:(1)the pre-recorded instructional audio(n=57);or(2)verbal dispatcher assistance(n=52).The simulation video records were reviewed to assess the CPR performance using a 13-item checklist.The interval from call reception to the first compression,total number and rate of compressions,total number and duration of pauses after the first compression were also recorded.RESULTS:There were no significant differences between the recording-assisted and dispatcher-assisted groups based on the overall performance score(5.6±2.2 vs.5.1±1.9,P>0.05)or individual criteria of the CPR performance checklist.The recording-assisted group demonstrated provided(170.2±48.0 vs.156.2±60.7).CONCLUSION:When provided by untrained persons in the simulated settings,the compression-only resuscitation guided by the pre-recorded instructional audio is no less efficient than dispatcher-assisted CPR.Future studies are warranted to further assess feasibility of using instructional audio aid as a potential alternative to dispatcher assistance. 展开更多
关键词 CARDIOPULMONARY RESUSCITATION Cardiac ARREST DISPATCHER TELEPHONE CPR AUDIO instructions instructional aid
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Research on rapid development platform of PLC control system 被引量:3
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作者 Wang Xing Tang Xianwei +1 位作者 Dong Zengshou Zhen Liaomo 《High Technology Letters》 EI CAS 2021年第2期210-217,共8页
In the field of industrial process control,a fast-development platform for programmable logic controller(PLC)systems is designed in order to solve two main problems of rapid development of PLC control system and progr... In the field of industrial process control,a fast-development platform for programmable logic controller(PLC)systems is designed in order to solve two main problems of rapid development of PLC control system and programmability of controlling software.In the aspect of design,the platform is composed of hardware controlling and software monitoring and is taking industrial computer as the core.Under the Windows environment,the platform establishes the control instruction set,develops the configuration function and visual programming function of the monitoring software and it integrates PLC controller based on Visual Basic software.In order to achieve the function of data monitoring,it has realized the serial communication between computer and PLC by using RS-485 and RS-232 serial ports line communication.The platform designs the intelligent instruction scheduling strategy by studying the encoding and decoding rules of the communication instruction set.It proposes a method for rapidly developing control programs by adopting the expert control mode,which enables clients to develop and modify programs conveniently by importing instructions in a non-coded manner.After experimental testing,the platform is proved successful achieving both the rapid development of PLC control system and the rapid modification of monitoring software. 展开更多
关键词 programmable logic controller(PLC) rapid development instruction set instruction scheduling expert control
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Combining Task Scheduling in Power Adaptive Dynamic Reconfigurable System 被引量:2
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作者 Hui Dong Le-Tian Huang +1 位作者 Jun-Shi Wang Terrence Mak 《Journal of Electronic Science and Technology》 CAS 2012年第4期296-301,共6页
Supplying the electronic equipment by exploiting ambient energy sources is a hot spot. In order to achieve the match between power supply and demands under the variance of environments at real time, a reconfigurable t... Supplying the electronic equipment by exploiting ambient energy sources is a hot spot. In order to achieve the match between power supply and demands under the variance of environments at real time, a reconfigurable technique is taken. In this paper, a dynamic power consumption model by using a lookup table as a unit is proposed. Then, we establish a system-level task scheduling model according to the task type. Based on single instruction multiple data (SIMD) architecture which contains a processing system and a control system with a Nios II processor, a practical dynamic reconfigurable system is built. The approach is evaluated on a hardware platform. The test results show that the system can automatically adjust the power consumption in case of external energy input changing. The utilization of the system dynamic power of their portion is from 80.05% to 91.75% during the first task assignment. During the entire processing cycle, the total energy efficiency is 97.67%. 展开更多
关键词 Nios II power adaptive recon-figuration single instruction multiple data (SIMD) taskscheduling model.
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Discoursal Features of Teachers' Instructional Discourse 被引量:1
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作者 DING Xiao-xiao 《Sino-US English Teaching》 2014年第3期165-170,共6页
Teachers' discourse is teachers' language used in the classroom. Teachers' instructional discourse, a sub-category of teachers' discourse, is the medium that teachers use to achieve the teaching and learning goals... Teachers' discourse is teachers' language used in the classroom. Teachers' instructional discourse, a sub-category of teachers' discourse, is the medium that teachers use to achieve the teaching and learning goals It is not only the means for teachers to organize teaching activities, but is also taken as the model language by students. This paper examines teachers' instructional discourse by focusing on its discoursal features. Drawing on the theories and methods in discourse analysis, four categories of discoursal features in teachers' instructional discourse are proposed. They are communicativeness, authenticity, coherence, and grammaticality and appropriateness. The four discoursal features will provide a framework for analyzing teachers' instructional discourse in the language classroom 展开更多
关键词 teachers' instructional discourse communicativeness AUTHENTICITY COHERENCE GRAMMATICALITY APPROPRIATENESS
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A scalable and low power VLIW DSP core for embedded system design 被引量:1
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作者 Sheraz Anjum 陈杰 +4 位作者 韩亮 林川 张晓潇 苏叶华 程亚奇 《Journal of Harbin Institute of Technology(New Series)》 EI CAS 2008年第2期172-175,共4页
Aims to provide the block architecture of CoStar3400 DSP that is a high performance, low power and scalable VLIW DSP core, it efficiently deployed a variable-length execution set (VLES) execution model which utilizes ... Aims to provide the block architecture of CoStar3400 DSP that is a high performance, low power and scalable VLIW DSP core, it efficiently deployed a variable-length execution set (VLES) execution model which utilizes the maximum parallelism by allowing multiple address generations and data arithmetic logic units to execute multiple instructions in a single clock cycle. The scalability was provided mainly in using more or less number of functional units according to the intended application. Low power support was added by careful architectural design techniques such as fine-grain clock gating and activation of only the required number of control signals at each stage of the pipeline. The said features of the core make it a suitable candidate for many SoC configurations, especially for compute intensive applications such as wire-line and wireless communications, including infrastructure and subscriber communications. The embedded system designers can efficiently use the scalability and VLIW features of the core by scaling the number of execution units according to specific needs of the application to effectively reduce the power consumption, chip area and time to market the intended final product. 展开更多
关键词 Very Long Instruction Word (VLIW) low Dower DSP compute intensive system on chip (SoC)
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Numerical Modeling of Explosive Loading on Strong Rock Mass with Discontinuity System in Depth 25 m 被引量:1
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作者 Nabi Nakhaei Mohsen Jami +4 位作者 Homan Najafizade Farhad Jahani Adimi Seyed Hossein Mirzeinaly Yazdi Mohsen Pourkermani Nazanin Sarhadi 《Open Journal of Geology》 2016年第3期117-130,共14页
Effect of Explosion on underground structures where drilled on the stony materials can be affected by explosive strength and rock mass properties of tunnel. In this paper, it has been studied on effect of explosion of... Effect of Explosion on underground structures where drilled on the stony materials can be affected by explosive strength and rock mass properties of tunnel. In this paper, it has been studied on effect of explosion of 10 tons TNT on the round tunnel (diameter: 10 m) in 25 m depth in the mass rocks (RMR > 90) to estimate stability of tunnel to construct underground structure. Regarding to the studied stones, geo-mechanical indices of rock mass have been found to use as strength criteria in UDEC. In the next step, tunnel in real dimensions and founded indices is modeled with UDEC and analyzed stably. Explosion wave indices are found by UFC Instruction and other experimental relations to administer force from explosion wave on the model. Finally, on the base of FISH, indices of explosion wave are administrated in UDEC and tunnel is analyzed dynamically. According to modeling in depth of 25 m, amount of displacement of drilled tunnel in mass rocks (RMR < 90) is very lower than standard criterion and the tunnel is very stable. Development of plastic zone, vertical and horizontal displacement of rock mass around the tunnel, speed variations and stress from explosion wave are modeled and recorded as the graphs and figures. 展开更多
关键词 Underground Structure Plastic Zone Round Tunnel UDEC Software UFC Instruction
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Curriculum Development and Instructional Design for “Industrial Robot Simulation Technology Training”based on Robot Studio 被引量:3
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作者 WANG Chao MU Di 《International Journal of Plant Engineering and Management》 2018年第3期149-152,共4页
Taking the application of virtual simulation technology of industrial robot in teaching as the researchobject, a detailed research is conducted on the importance of course, principles of curriculum development,curricu... Taking the application of virtual simulation technology of industrial robot in teaching as the researchobject, a detailed research is conducted on the importance of course, principles of curriculum development,curriculum objectives, teaching content, teaching methods, teaching process and assessment methods in severalaspects. And the actual teaching for a semester according to this research, through the virtual simulationteaching, improved teaching efficiency, improved the industrial robot application level and ability of thestudents, reduced the equipment failure rate, and laid a solid foundation for the subsequent course. 展开更多
关键词 robotstudio curriculum development instructional design
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An Instructional Model of Online Synchronous Instruction--A Case Study of College English Course for College Students 被引量:1
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作者 Guimei Xie 《教育研究前沿(中英文版)》 2020年第3期134-141,共8页
Online synchronous educational experience via videoconferencing has become ubiquitous domestically and internationally with the spread of Covid-19 Virus.Online teaching theories and educational experiences through com... Online synchronous educational experience via videoconferencing has become ubiquitous domestically and internationally with the spread of Covid-19 Virus.Online teaching theories and educational experiences through computer-mediated communication have been integrating and evolving during the current situation.The objective of this paper is to demonstrate a practical teaching model for Chinese college students’English as a foreign language learning course.The key finding of the research is that the 5-step-teaching Model developed under the context of online synchronous learning and teaching is both functional and efficient on the theoretical basis of constructivist approach.This teaching model is proved to be practical,interesting,useful and functional to both second-years and graduates during the implementation of educational transaction according to the survey conducted at the end of the semester.The ubiquity of online synchronous learning and teaching would lead to a meaningful and worthwhile educational experience and have a far-reaching implication for both educators and student’s personal development,especially students’critical thinking capability.The findings of the paper are pedagogically valuable for e-teachers in conducting online courses.It also holds true that the management of education and society could benefit and adopt this teaching model to various courses in different institutions.This study is hopefully to provide research-and-experience-based findings to enrich course design and instructional approaches and educational experiences.Thus,it is of interest to online teachers,instructional designers and programme developers in the field of education. 展开更多
关键词 Online Synchronous Instruction Constructivist Theory QQE Guideline 5-step-instruction Model
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Research on the Instructional Design of the Primary School English Reading Class 被引量:1
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作者 汪璐 邵贤 《海外英语》 2019年第19期277-280,共4页
English promotes the development of globalization.The primary school English reading class has played an important role in the English learning life of students.The instructional design of the primary school English r... English promotes the development of globalization.The primary school English reading class has played an important role in the English learning life of students.The instructional design of the primary school English reading class will greatly affect students'interest in English reading.The paper attempts to study the problems in the primary school English reading classroom teaching,and propose some available corresponding measures to improve the primary school students'enthusiasm in English learning.Firstly,the paper expounds the definition,characteristics of the instructional design of class.Secondly,it analyzes the causes and solutions to the problems in the primary school English reading class.Finally,it proposes instructional designs to solve these problems.The research in the paper is of great help to improve the efficiency of the students'English reading in primary school and the classroom teaching of the English reading and even to make students learn English better. 展开更多
关键词 PRIMARY SCHOOL ENGLISH READING CLASS the instructional design of the CLASS
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Full time adult credential students?instructional preferences at California State University, Long Beach: pedagogy or andragogy?
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作者 WANG Victor 《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》 SCIE EI CAS CSCD 2004年第3期116-121,共6页
This study investigated the instructional preferences of full time adult credential students after they took a live course called Principles of Adult Education at California State University, Long Beach (CSULB) in the... This study investigated the instructional preferences of full time adult credential students after they took a live course called Principles of Adult Education at California State University, Long Beach (CSULB) in the fall semester of 2002. These full time adult credential students had been working on their adult teaching credentials to meet the competencies specified by the California Commission on Teacher Credentialing. The course introduced students to Andragogy developed by Malcolm Knowles out of the andragogical model developed by Lindeman (1926). The study used Principles of Adult Learning Scales (PALS), advanced by Gary Conti in 1983 to measure instructional preferences. Data were collected from 30 (100% of 30) full time adult credential students enrolled in a live course to determine their instructional preferences of helping adults learn. The results of the study showed in most cases these adult learning professionals taught adult students andragogically; in some cases they taught adult students pedagogically. 展开更多
关键词 ANDRAGOGY Principles of Adult Learning Scales (PALS) instructional preferences California State University
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A TSE based design for MMSE and QRD of MIMO systems based on ASIP
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作者 冯雪林 SHI Jinglin +3 位作者 CHEN Yang FU Yanlu ZHANG Qineng XIAO Feng 《High Technology Letters》 EI CAS 2023年第2期166-173,共8页
A Taylor series expansion(TSE) based design for minimum mean-square error(MMSE) and QR decomposition(QRD) of multi-input and multi-output(MIMO) systems is proposed based on application specific instruction set process... A Taylor series expansion(TSE) based design for minimum mean-square error(MMSE) and QR decomposition(QRD) of multi-input and multi-output(MIMO) systems is proposed based on application specific instruction set processor(ASIP), which uses TSE algorithm instead of resource-consuming reciprocal and reciprocal square root(RSR) operations.The aim is to give a high performance implementation for MMSE and QRD in one programmable platform simultaneously.Furthermore, instruction set architecture(ISA) and the allocation of data paths in single instruction multiple data-very long instruction word(SIMD-VLIW) architecture are provided, offering more data parallelism and instruction parallelism for different dimension matrices and operation types.Meanwhile, multiple level numerical precision can be achieved with flexible table size and expansion order in TSE ISA.The ASIP has been implemented to a 28 nm CMOS process and frequency reaches 800 MHz.Experimental results show that the proposed design provides perfect numerical precision within the fixed bit-width of the ASIP, higher matrix processing rate better than the requirements of 5G system and more rate-area efficiency comparable with ASIC implementations. 展开更多
关键词 multi-input and multi-output(MIMO) minimum mean-square error(MMSE) QR decomposition(QRD) Taylor series expansion(TSE) application specific instruction set processor(ASIP) instruction set architecture(ISA) single instruction multiple data(SIMD) very long instruction word(VLIW)
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An efficient adapting virtual intermediate instruction set towards optimized dynamic binary translator (DBT) system
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作者 杨吟冬 管海兵 《Journal of Central South University》 SCIE EI CAS 2012年第11期3118-3128,共11页
A new efficient adapting virtual intermediate instruction set,V-IIS,is designed and implemented towards the optimized dynamic binary translator (DBT) system.With the help of this powerful but previously little-studied... A new efficient adapting virtual intermediate instruction set,V-IIS,is designed and implemented towards the optimized dynamic binary translator (DBT) system.With the help of this powerful but previously little-studied component,DBTs can not only get rid of the dependence of machine(s),but also get better performance.From our systematical study and evaluation,experimental results demonstrate that if V-IIS is well designed,without affecting the other optimizing measures,this could make DBT's performance close to those who do not have intermediate instructions.This study is an important step towards the grand goal of high performance "multi-source" and "multi-target" dynamic binary translation. 展开更多
关键词 binary translation virtual intermediate instruction set dynamic binary translator (DBT)
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A wireless endoscope based on an embedded system
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作者 黄茜 罗小刚 《Journal of Chongqing University》 CAS 2008年第3期241-246,共6页
We presented a wireless endoscope system developed on the embedded Linux platform. This wireless endoscope system consists of three parts: the endoscope capsule,the portable equipment and the image workstation,which m... We presented a wireless endoscope system developed on the embedded Linux platform. This wireless endoscope system consists of three parts: the endoscope capsule,the portable equipment and the image workstation,which make this system wireless and portable. Hardware design of this system and software design of the portable equipment are described. In clinical use,patients swallow the endoscope capsule for gastrointestinal inspection. The portable equipment receives images of gastrointestinal tract via the radio frequency module while it sets and reads back parameters of the capsule via the low frequency module. Acquired image data can be saved as a FAT32 format file in an universal serial bus disk. Images can be processed and reviewed at an Microsoft Windows PC workstation in the next stage. The image acquired by this wireless endoscope system is quite effective with clear details of gastrointestinal tract. However,the endoscope capsule was large,making it difficult to swallow. So the printed circuit board design of endoscope capsule needs to be improved. 展开更多
关键词 wireless endoscope embedded system gastrointestinal inspection Linux advanced reduced instruction set computer machines (ARM)
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Introducing BIM to Construction Management Students:A Case Study of Using Lego Blocks as Instructional Tool
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《Journal of Civil Engineering and Architecture》 2020年第2期100-108,共9页
As the construction industry is transitioning into the building information modeling(BIM)era,many construction management(CM)programs are actively integrating BIM into their curriculum.For new CM students who are unfa... As the construction industry is transitioning into the building information modeling(BIM)era,many construction management(CM)programs are actively integrating BIM into their curriculum.For new CM students who are unfamiliar with the BIM concept,a connection is desired to link 2D drawings with 3D models.This paper presents a case study that uses Lego blocks as an innovative instructional tool to introduce BIM to new CM students.The approach employs a physical Lego model house as the connection between the 2D and 3D worlds in an introductory BIM course and aims to demonstrate the benefits of BIM over 2D CAD through a hands-on session.CM students are instructed to build a Lego house first with a set of typical 2D construction drawings,including plan,elevation,and section sheets,and then with a 3D model in a BIM program.Students are guided to navigate the model and then use it as a 3D reference to complete the Lego house.Through the hands-on session,students will naturally establish the connection between 2D drawings and 3D models.In addition,by comparing the efforts needed to complete the Lego house with both methods,students can easily recognize the benefits of using BIM in CM.This case study demonstrates the procedures of using Lego blocks as an instructional tool in a hands-on session of an introductory BIM course. 展开更多
关键词 BIM construction management LEGO BLOCKS instructional TOOL hands-on.
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