an adaptive assimilative and experimentally based theory of dreaming

RESEARCH ON THE DEVELOPMENT OF AN ADAPTIVE ALGORITHM AND REINFORCEMENT LEARNING BASED ON ACTOR-CRITIC STRUCTURE FOR TRAJECTORY TRACKING CONTROL OF OMNIDIRECTIONAL MECANUM MOBILE ROBOTS

RESEARCH ON THE DEVELOPMENT OF AN ADAPTIVE ALGORITHM AND REINFORCEMENT LEARNING BASED ON ACTOR-CRITIC STRUCTURE FOR TRAJECTORY TRACKING CONTROL OF OMNIDIRECTIONAL MECANUM MOBILE ROBOTS

... Ngo Manh Tien, Institute of Physics, Vietnam Academy of Science and Technology 2 Supervisor 2: Assoc.Prof.Dr Dao Phuong Nam, School of Electrical and Electronic Engineering, Hanoi University of ... x and y axes and the orientation angle of the robot in the coordinate system attached to the robot η  x y  T- it represents the velocity along the x and y axes and the orientation angle ... and reinforcement learning algorithms to improve the quality of trajectory tracking for omnidirectional mecanum robots, under the influence of changing center of gravity and external disturbances

Ngày tải lên: 15/04/2025, 10:09

27 0 0
An adaptive method on the quenching time of a nonlinear parabolic equation with respect to the non linear source and neumann conditions

An adaptive method on the quenching time of a nonlinear parabolic equation with respect to the non linear source and neumann conditions

... form of (1)–(3) Our work was motived by the papers in[1], [3] and [15] In [1] and [15], the authors have used semidiscrete and discreteforms for some parabolic equations to study the phenomenon of ... principle Lemme 2.1 Let α h(t) ∈ C0([0, T ), R I+1 ) and let Vh ∈ C1([0, T ), R I+1 ) be Proof Let T0 be any quantity satisfying the inequality T0< T and define the vector Zh(t) = e λt V h(t) where ... T0] and the proof is complete. Another form of the maximum principle for semidiscrete equations is thefollowing comparison lemma Trang 5then V i(t) < Wi(t), 0≤ i ≤ I, t ∈ (0, T ).Proof Let

Ngày tải lên: 28/06/2021, 11:02

23 2 0
Design an adaptive controller and a state observer based on neural network for the 4dof parallel robot

Design an adaptive controller and a state observer based on neural network for the 4dof parallel robot

... Trang 1HANOI UNIVERSITY OF SCIENCE AND TECHNOLOGY MASTER THESIS Design an adaptive controller and a state observer based on neural network for the 4DOF parallel robot NGUYEN MANH CUONG ... with the analysis of related scientific publications, the scope and research objectives of the thesis have been proposed and presented Trang 15CHAPTER 2 DESIGN AN ADAPTIVE CONTROLLER AND A STATE ... points of the base and upper panel are O A=0 0 cT and p de =0 0 p zT in the global axis, respectively Then, we obtain fixed coordinates of A i and B i are A i =T A A ibase+O A, and Trang 172.1.2

Ngày tải lên: 20/07/2022, 07:48

49 8 1
an adaptive unscented kalman filter based adaptive tracking control for wheeled mobile robots with control constrains in the presence of wheel slipping

an adaptive unscented kalman filter based adaptive tracking control for wheeled mobile robots with control constrains in the presence of wheel slipping

... literatures.26–35 Wang and Low32 proposed models of the WMR with wheels’ slipping and examined their controllability accord-ing to the outdoor maneuverability of the WMR Moreover, College of mechanic and electronic ... velocities of left and right driving wheels of mobile robot without slipping are given as follows vL¼ r!L where !L and !R are the angular velocities of the left and right wheels, respectively and r ... presence of unknown longitudinal and lateral slipping is designed, and the stability of the pro-posed control system is analyzed In ‘‘Adaptive adjustment of control parameters’’ section, a method of

Ngày tải lên: 08/11/2022, 15:01

15 12 0
production of lipid based fuels and chemicals from microalgae an integrated experimental and model based optimization study

production of lipid based fuels and chemicals from microalgae an integrated experimental and model based optimization study

... of microalgae and high oil pro-ductivity per area of land used[26], the reduction of GHG emissions due to the avoidance of fossil fuel combustion and to the use andfixation of available inorganic ... a School of Chemical Engineering and Analytical Science, University of Manchester, Manchester M13 9PL, UK b Biochemical and Bioprocess Engineering Group, University of Manchester, Manchester ... employed to analyse the ef-fect of a single nutrient The efef-fect of light was analysed by[29], the effects of one substrate (S) and of pH were investigated by Zhang et al.[50], and the effect of temperature

Ngày tải lên: 04/12/2022, 16:13

10 1 0
(Đồ án HCMUTE) modeling and simulation for optimization of a mattress production line based on flexsim software at dunlopillo (vietnam) LTD

(Đồ án HCMUTE) modeling and simulation for optimization of a mattress production line based on flexsim software at dunlopillo (vietnam) LTD

... by Law and Kelton (1991) Trang 292.3 Modeling and Simulation 2.3.1 Modeling and Simulation definition Panvan (2020) stated: Modeling and simulation (M&S) is the use of a physical and logical ... user and the simulation language being used Trang 32Simulators: The simulators utilize constructs and terminology common to the manufacturing community, and offer graphical presentation and animation ... enough to meet the demand, or not Which expanding resources plan is suitable and meet the objectives set 3 Scope and object of the study 3.1 Object of the study The object of this thesis is the

Ngày tải lên: 08/05/2023, 17:36

88 15 0
Luận văn design an adaptive controller and a state observer based on neural network for the 4dof parallel robot

Luận văn design an adaptive controller and a state observer based on neural network for the 4dof parallel robot

... Trang 1IIANOI UNIVERSITY OF SCIENCE AND TECIINOLOGY MASTER THESIS Design an adaptive controller and a state observer based on neural network for the 4DOF parallel robot NGUYEN MANII CUONG ... with the analysis of related scientific publications, the scope and research objectives of the thesis have been proposed and presented. Trang 15CHAPTER 2 DESIGN AN ADAPTIVE CONTROLLER AND A STATE ... robot can perform tasks with heavy loads and toxic substances and can adapt to particular environmental conditions Thus, these advantages have signifieanily contributed to produclivity and qualily

Ngày tải lên: 10/06/2025, 11:54

49 1 0
Luận văn design an adaptive controller and a state observer based on neural network for the 4dof parallel robot

Luận văn design an adaptive controller and a state observer based on neural network for the 4dof parallel robot

... Trang 1IIANOI UNIVERSITY OF SCIENCE AND TECIINOLOGY MASTER THESIS Design an adaptive controller and a state observer based on neural network for the 4DOF parallel robot NGUYEN MANII CUONG ... Control Engineering and Automation Supervisor: Assoc Prof Nguyen Tung Lam School: School of Electrical and Electronic Engineering IIA NOI, 2022 Trang 2HANOI UNIVERSITY OF SCIENCE AND TECHNOLOGY MASTER ... and redundant constraints, the group of authors has constructed the four DOF platform, comprising the movements of rotating and translating along the vertical axis OZ, rotating about the OX and

Ngày tải lên: 21/06/2025, 02:49

75 1 0
An adaptive framework for internet based distributed genetic algorithms

An adaptive framework for internet based distributed genetic algorithms

... 834-844.University of Canberra, 2004 Distrib-4 J Berntsson and M Tang, “Adaptive Sizing of Populations and Number of Islands in Distributed Genetic Algorithms,” in Proceedings of the Genetic and EvolutionaryComputation ... Internet is dynamicand volatile since the number of participating computers and their performance cannot bepredicated beforehand and they may withdraw at any time Thirdly, because of securityreasons, ... Internet emulation code that can handle combinations of networks, switches, and computers, each with their own latency, bandwidth, andperformance parameters 3 An adaptive method for adjusting

Ngày tải lên: 07/08/2017, 11:41

211 156 0
An optimization algorithm for simulation-based planning of low-income housing projects

An optimization algorithm for simulation-based planning of low-income housing projects

... B000PlnC1Land19 1st coat of plain concrete for land B000InsulLand20 Land insulation B000PlnC2Land21 2nd coat of plain concrete for land Building finishing B000RFncMason22 Masonry work for roof fence ... (120 mm, 50 mm, 200 mm and 250 mm) Slabs can be produced up to 11 m in span Non-standard widths and lengths can be manufactured to suit individual requirements The use of high-strength concrete ... slabs offer several advan-tages over cast-in-place floor casting including: speed of erec-tion, lower costs and consistent quality levels Slabs are available in a standard width of 1200 mm and in

Ngày tải lên: 12/01/2020, 22:40

10 26 0
Titanium dioxide nanoparticles as radiosensitisers: An in vitro and phantom-based study

Titanium dioxide nanoparticles as radiosensitisers: An in vitro and phantom-based study

... Radiosensitisers: An In vitro and Phantom-Based Study Esho Qasho Youkhana1, Bryce Feltis2, Anton Blencowe3, Moshi Geso1  1 Discipline of Medical Radiations, School of Health and Biomedical Sciences, ... demonstrate the potential of TiO2-NPs for the enhancement of clinically relevant megavoltage (MV) radiotherapy beams Anatase prepared and studied in vitro using cell culture and phantoms TiO2-NPs proved ... use in clinical radiotherapy Others have shown that titanium dioxide and titanium nanotubes can penetrate human glioblastoma cells in vitro and stay in the cytosol for over 10 days without inducing

Ngày tải lên: 15/01/2020, 02:07

13 36 0
The impact of hospital-based and community based models of cerebral palsy rehabilitation: A quasi-experimental study

The impact of hospital-based and community based models of cerebral palsy rehabilitation: A quasi-experimental study

... (I, II and III) and severe (IV and V) Residual analysis was performed and children who had residual scores of more than 2.5 SD from the mean were excluded Results Demographic and medical characteristics ... effects of attrition due to e.g sickness and non-compliance Instrumentation (GMFM-66) is a condition specific and widely used, standardized and validated ordinal scale which measures changes in ... enhanced compliance and satisfaction with the explana-tions given by therapists on CP and its treatment This hypothesis was not tested however and a weakness of the study was that the amount of

Ngày tải lên: 27/02/2020, 13:44

10 17 0
Báo cáo khoa học: Bridging the gap between in silico and cell-based analysis of the nuclear factor-jB signaling pathway by in vitro studies of IKK2 ppt

Báo cáo khoa học: Bridging the gap between in silico and cell-based analysis of the nuclear factor-jB signaling pathway by in vitro studies of IKK2 ppt

... Metabolomics, machine learning and modelling: towards an understanding of the language of cells Biochem Soc Trans 33, 520524 24 Hoffmann A, Natoli G & Ghosh G (2006) Transcriptional regulation via ... Immunocytochemical staining of A549 cells and analysis of the dynamics of NF-jB nuclear translocation (A,B) Doseresponse data from A549 stimulated with IL-1a and xed with formaldehyde (A) and MeOH EtOH ... method of analysis (in vitro, cell -based and in silico analysis) will facilitate systematic understanding of the underlying properties of this signaling pathway To summarize Activation of cells...

Ngày tải lên: 16/03/2014, 11:20

13 476 0
admati and pfleiderer-a theory of intraday patterns - volume and price variability

admati and pfleiderer-a theory of intraday patterns - volume and price variability

... liquidity demand at 9:00 A.M and must satisfy it by 2:00 P.M that day Trader B realizes his demand at 11:00 A.M and must satisfy it by 4:00 P.M., and trader C realizes his demand at 2:30 P.M and must ... volume and returns are quite profound In particular, there is heavier trading at the beginning and end of the trading day than there is in the middle of the day, and the returns and price changes ... increasing in the variance of the liquidity demands, These properties of the single period model play an important role in our analysis, where the variance of liquidity demands in different periods...

Ngày tải lên: 23/04/2014, 16:09

38 394 0
functional discourse grammar a typologically-based theory of language structure sep 2008

functional discourse grammar a typologically-based theory of language structure sep 2008

... fc.) and special issues of journals on FDG (van Staden and Keizer fc.; Hengeveld xii preface and Wanders fc.; Hattnher and Hengeveld 2007) FDG represents a significant advance on FG in separating ... pick banana ‘ then Jafa carried the basket upwards and picked the bananas ’ “ then Jafa carried the basket and went upwards Went upwards he picked the bananas ” In many Indo-Pacific languages ... required in the language being used, and which influence formulation and encoding in that language The influence on formulation and encoding of both kinds of information, immediate and longer-term,...

Ngày tải lên: 11/06/2014, 05:35

528 626 0
Báo cáo hóa học: " Research Article Remarks on Separation of Convex Sets, Fixed-Point Theorem, and Applications in Theory of Linear Operators" pot

Báo cáo hóa học: " Research Article Remarks on Separation of Convex Sets, Fixed-Point Theorem, and Applications in Theory of Linear Operators" pot

... that the sets K0 and K1 are open relative to the subspaces X0 and X1 of X, respectively, and we will consider case For the proof in this case, we will use the theorem of Kakutani and Tukey [23] ... in the case of an arbitrary Banach space Some remarks on existence of the invariant subspace Let X be a Banach space such as above and A ∈ B(X), and let BA (X) be a subset of B(X) of operators ... “Convex bodies and periodic homeomorphisms in Hilbert space,” Transactions of the American Mathematical Society, vol 74, no 1, pp 10–43, 1953 [5] I Ekeland and R Temam, Convex Analysis and Variational...

Ngày tải lên: 22/06/2014, 19:20

14 315 0
the role of uncertainty in transaction cost and resource-based theories of the firm

the role of uncertainty in transaction cost and resource-based theories of the firm

... channel (Anderson and Coughlan, 1987), the use of coercive power in franchise relationship (John, 1984), the level of commitment of manufacturers and distributors to channel relationship (Anderson ... Authors Anderson (1985) Unpredictability and changeability Klein (1989) Expected deviation between forecast and actual sales Demand uncertainty Anderson and Schmittlein (1984) Volume uncertainty and ... between change and profit is uncertain and always indirect Change may cause a situation out of which profit will be made, i f it brings about ignorance of the future Without change of some sort...

Ngày tải lên: 02/11/2014, 00:48

153 291 0
LUẬN VĂN TỐT NGHIỆP A SYSTEM BASED THEORY OF ORGANIZZTIONAL INFORMATION

LUẬN VĂN TỐT NGHIỆP A SYSTEM BASED THEORY OF ORGANIZZTIONAL INFORMATION

... provided an overview of a theory building research of organizational knowledge The background related to the fields of IS and KM and their main reference disciplines such as organization and management ... understanding of what the nature of organizational knowledge is and how to create organizational knowledge In addition, the need for such an understanding is both long time (i.e long standing ... (Rowley, 2007) Turban and Frenzel (1992) proposed a typical instance of this hierarchy that classifies the concepts of data, information and knowledge in terms of quantity and level of abstraction...

Ngày tải lên: 02/04/2015, 21:51

400 391 0
A systems based theory of oganizational information

A systems based theory of oganizational information

... contributions, and finally discussing several limitations and strengths of the study as well as topics for future research MAI CO TE TS Research problems and questions The field of organization and management ... of properties of human, more subjective, and more present-oriented, and finally the ingredient of information itself is more of properties of organization, more inter-subjective, and more future-oriented ... notion of data or D), the semantic (i.e our notion of knowledge or K), and the influence (i.e our notion of information or I) This would be a sort of the full theory of information as Bach and Belardo...

Ngày tải lên: 10/08/2015, 11:58

24 219 0
Econophysics and agent based modeling of financial market

Econophysics and agent based modeling of financial market

... joys and pains with me Their company during my candidature played an irreplaceable part of life I also thank professor Yang Huijie for his insightful discussions during the early stage of my candidature ... student, and I am extremely thankful for his inspiring discussions, and sharing of knowledge At the same time, I have to thank the academic freedom and independence he gave me to think and explore an ... price of an asset at time t can refer to the transaction price of a stock of a company like IBM, or a commodity like cotton or gold Exchange rate can also be considered as a price and it shares many...

Ngày tải lên: 10/09/2015, 09:09

162 455 0
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