Mostrando 11,241 - 11,260 Resultados de 13,866 Para Buscar '"Statistics"', tiempo de consulta: 0.11s Limitar resultados
  1. 11241
    Publicado 2022
    “…For data analysis, percentage statistics were applied and to test the hypothesis, the T Student statistical test, and as a result, in the gymnastic program, 100% obtained a bad grade in almost all the basic gymnastics exercises before the application of the program. and after application of the program the performance of these gymnastic exercises is performed excellently in more than 50% of the girls. …”
    Libro electrónico
  2. 11242
    Publicado 2023
    “…Secures the power grid and your home from the prying eyes of government drones a.k.a. birds Expands science by studying cow-based atmospheres, and the flavortown center of the brain Solves climate change and saves the world by proposing a banana-based fission reactor Nullifies the possibility of getting lost at the fair with a mirror-house escape algorithm Book Description Tired of the same old math, science, statistics, and programming memes people post online and want something a little more elaborate? …”
    Libro electrónico
  3. 11243
    Publicado 2009
    Tabla de Contenidos: “…Classification of mobile communication systems -- 1.4. Some history of statistics of GSM -- 1.5. Overview of the book -- 2. …”
    Libro electrónico
  4. 11244
    Publicado 2020
    “…Recently, great progress has been taking place in the fields of operation research and management science, where intelligent quantitative analysis, statistics, and prediction analytics are employed in a variety of interdisciplinary research areas, aiming to assist policy makers and managers with the consideration of a variety of sustainable options. …”
    Libro electrónico
  5. 11245
    Publicado 2010
    Tabla de Contenidos: “…Manalu -- Chapter 11. Using statistics in evaluation / George R. Mussoline -- Chapter 12. …”
    Libro electrónico
  6. 11246
    Publicado 2013
    “…<BR id="CRLF"><BR id="CRLF">As always, every chapter has been completely rewritten to reflect the latest developments and market statistics, and now covers mobile computing, digital photography, personal computers, digital television, and electronic games, in addition to the two dozen technologies explored in the previous edition. …”
    Libro electrónico
  7. 11247
    Publicado 2014
    Tabla de Contenidos: “…Preface xiii Table of Engineering Applications xvii Part 1 Introduction 1 Mathematica Environment and Basic Syntax 3 1.1 Introduction 3 1.2 Selecting Notebook Characteristics 4 1.3 Notebook Cells 8 1.4 Delimiters 12 1.5 Basic Syntax 12 1.5.1 Introduction 12 1.5.2 Templates: Greek Symbols and Mathematical Notation 15 1.5.3 Variable Names and Global Variables 18 1.6 Mathematical Constants 19 1.7 Complex Numbers 21 1.8 Elementary, Trigonometric, Hyperbolic, and a Few Special Functions 22 1.9 Strings 25 1.9.1 String Creation: StringJoin[] and ToString[] 25 1.9.2 Labeled Output: Print[], NumberForm[], EngineeringForm[], and TraditionalForm[] 26 1.10 Conversions, Relational Operators, and Transformation Rule 28 1.11 Engineering Units and Unit Conversions: Quantity[] and UnitConvert[] 30 1.12 Creation of CDF Documents and Documents in Other Formats 33 1.13 Functions Introduced in Chapter 1 34 Exercises 35 2 List Creation and Manipulation: Vectors and Matrices 39 2.1 Introduction 39 2.2 Creating Lists and Vectors 39 2.2.1 Introduction 39 2.2.2 Creating a List with Table[] 45 2.2.3 Summing Elements of a List: Total[] 46 2.2.4 Selecting Elements of a List 47 2.2.5 Identifying List Elements Matching a Pattern: Position[] 49 2.3 Creating Matrices 51 2.3.1 Introduction 51 2.3.2 Matrix Generation Using Table[] 54 2.3.3 Accessing Elements of Arrays 55 2.4 Matrix Operations on Vectors and Arrays 56 2.4.1 Introduction 56 2.4.2 Matrix Inverse and Determinant: Inverse[] and Det[] 57 2.5 Solution of a Linear System of Equations: LinearSolve[] 58 2.6 Eigenvalues and Eigenvectors: EigenSystem[] 59 2.7 Functions Introduced in Chapter 2 61 References 61 Exercises 61 3 User-Created Functions, Repetitive Operations, and Conditionals 69 3.1 Introduction 69 3.2 Expressions and Procedures as Functions 69 3.2.1 Introduction 69 3.2.2 Pure Function: Function[] 74 3.2.3 Module[] 78 3.3 Find Elements of a List that Meet a Criterion: Select[] 80 3.4 Conditionals 82 3.4.1 If[] 82 3.4.2 Which[] 83 3.5 Repetitive Operations 83 3.5.1 Do[] 83 3.5.2 While[] 83 3.5.3 Nest[] 84 3.5.4 Map[] 84 3.6 Examples of Repetitive Operations and Conditionals 85 3.7 Functions Introduced in Chapter 3 92 Exercises 92 4 Symbolic Operations 95 4.1 Introduction 95 4.2 Assumption Options 101 4.3 Solutions of Equations: Solve[] 101 4.4 Limits: Limit[] 105 4.5 Power Series: Series[], Coefficient[], and CoefficientList[] 108 4.6 Optimization: Maximize[]/Minimize[] 112 4.7 Differentiation: D[] 114 4.8 Integration: Integrate[] 120 4.9 Solutions of Ordinary Differential Equations: DSolve[] 126 4.10 Solutions of Partial Differential Equations: DSolve[] 136 4.11 Laplace Transform: LaplaceTransform[] and InverseLaplaceTransform[] 138 4.12 Functions Introduced in Chapter 4 145 References 145 Exercises 146 5 Numerical Evaluations of Equations 151 5.1 Introduction 151 5.2 Numerical Integration: NIntegrate[] 151 5.3 Numerical Solutions of Differential Equations: NDSolveValue[] and ParametricNDSolveValue[] 154 5.4 Numerical Solutions of Equations: NSolve[] 178 5.5 Roots of Transcendental Equations: FindRoot[] 180 5.6 Minimum and Maximum: FindMinimum[] and FindMaximum[] 182 5.7 Fitting of Data: Interpolation[] and FindFit[] 186 5.8 Discrete Fourier Transforms and Correlation: Fourier[], InverseFourier[], and ListCorrelate[] 189 5.9 Functions Introduced in Chapter 5 194 References 195 Exercises 196 6 Graphics 209 6.1 Introduction 209 6.2 2D Graphics 209 6.2.1 Basic Plotting 209 6.2.2 Basic Graph Enhancements 213 6.2.3 Common 2D Shapes: Graphics[] 217 6.2.4 Additional Graph Enhancements 222 6.2.5 Combining Figures: Show[] and GraphicsGrid[] 238 6.2.6 Tooltip[] 241 6.2.7 Exporting Graphics 244 6.3 3D Graphics 244 6.4 Summary of Functions Introduced in Chapter 6 253 References 254 Exercises 254 7 Interactive Graphics 263 7.1 Interactive Graphics: Manipulate[] 263 References 287 Exercises 287 Part 2 Engineering Applications 8 Vibrations of Spring Mass Systems and Thin Beams 293 8.1 Introduction 293 8.2 Single Degree-of-Freedom Systems 294 8.2.1 Periodic Force on a Single Degree-of-Freedom System 294 8.2.2 Squeeze Film Damping and Viscous Fluid Damping 298 8.2.3 Electrostatic Attraction 302 8.2.4 Single Degree-of-Freedom System Energy Harvester 304 8.3 Two Degrees-of-Freedom Systems 307 8.3.1 Governing Equations 307 8.3.2 Response to Harmonic Excitation: Amplitude Response Functions 307 8.3.3 Enhanced Energy Harvester 310 8.4 Thin Beams 315 8.4.1 Natural Frequencies and Mode Shapes of a Cantilever Beam with In-Span Attachments 315 8.4.2 Effects of Electrostatic Force on the Natural Frequency and Stability of a Beam 318 8.4.3 Response of a Cantilever Beam with an In-Span Attachment to an Impulse Force 323 References 326 9 Statistics 327 9.1 Descriptive Statistics 327 9.1.1 Introduction 327 9.1.2 Location Statistics: Mean[], StandardDeviation[], and Quartile[] 327 9.1.3 Continuous Distribution Functions: PDF[] and CDF[] 329 9.1.4 Histograms and Probability Plots: Histogram[] and ProbabilityScalePlot [] 331 9.1.5 Whisker Plot: BoxWhiskerChart[] 332 9.1.6 Creating Data with Specified Distributions: RandomVariate[] 334 9.2 Probability of Continuous Random Variables 334 9.2.1 Probability for Different Distributions: NProbability[] 334 9.2.2 Inverse Cumulative Distribution Function: InverseCDF[] 337 9.2.3 Distribution Parameter Estimation: EstimatedDistribution[] and FindDistributionParameters[] 337 9.2.4 Confidence Intervals: CI[] 340 9.2.5 Hypothesis Testing: LocationTest[] and VarianceTest[] 342 9.3 Regression Analysis: LinearModelFit[] 343 9.3.1 Simple Linear Regression 343 9.3.2 Multiple Linear Regression 347 9.4 Nonlinear Regression Analysis: NonLinearModelFit[] 351 9.5 Analysis of Variance (ANOVA) and Factorial Designs: ANOVA[] 354 9.6 Functions Introduced in Chapter 9 358 10 Control Systems and Signal Processing 359 10.1 Introduction 359 10.2 Model Generation: State-Space and Transfer Function Representation 359 10.2.1 Introduction 359 10.2.2 State-Space Models: StateSpaceModel[] 360 10.2.3 Transfer Function Models: TransferFunctionModel[] 362 10.3 Model Connections Closed-Loop Systems and System Response: SystemsModelFeedbackConnect[] and SystemsModelSeriesConnect[] 363 10.4 Design Methods 369 10.4.1 Root Locus: RootLocusPlot[] 369 10.4.2 Bode Plot: BodePlot[] 371 10.4.3 Nichols Plot: NicholsPlot[] 372 10.5 Signal Processing 374 10.5.1 Filter Models: ButterworthFilterModel[], EllipticFilterModel[], ... 374 10.5.2 Windows: HammingWindow[], HannWindow[], ... 381 10.5.3 Spectrum Averaging 385 10.6 Aliasing 388 10.7 Functions Introduced in Chapter 10 390 Reference 391 11 Heat Transfer and Fluid Mechanics 393 11.1 Introduction 393 11.2 Conduction Heat Transfer 394 11.2.1 One-Dimensional Transient Heat Diffusion in Solids 394 11.2.2 Heat Transfer in Concentric Spheres: Ablation of a Tumor 398 11.2.3 Heat Flow Through Fins 401 11.3 Natural Convection Along Heated Plates 405 11.4 View Factor Between Two Parallel Rectangular Surfaces 408 11.5 Internal Viscous Flow 411 11.5.1 Laminar Flow in Horizontal Cylindrical Pipes 411 11.5.2 Flow in Three Reservoirs 412 11.6 External Flow 416 11.6.1 Pressure Coefficient of a Joukowski Airfoil 416 11.6.2 Surface Profile in Nonuniform Flow in Open Channels 419 References 423 Index 425.…”
    Libro electrónico
  8. 11248
    Publicado 2022
    “…The recent explosion of digital data in a wide variety of domains, including science, engineering, Internet of Things, biomedical, healthcare, and many business sectors, has declared the era of big data, which cannot be analysed by classical statistics but by the more modern, robust machine learning and deep learning techniques. …”
    Libro electrónico
  9. 11249
    Publicado 2023
    “…Cybersecurity practitioners in computer science, programming, or espionage will find the literature and statistics fascinating and more than likely a confirmation of their assumptions. …”
    Libro electrónico
  10. 11250
    Publicado 2021
    Tabla de Contenidos: “…Role-Model Examples of Humanitarian Investments -- Notable Articles -- Notable Websites -- Relevant Statistics -- What More Might Be Advocated -- Consider Creating an Internal Think (and Do) Tank -- Defining a Think and Do Tank -- Suggestion as to How to Begin -- Suggested Example Endeavors -- COVID-19 -- Getting to the Truth -- Conclusion -- Recommendations -- Acknowledgments -- References -- Appendix: Survey Utilized -- Index…”
    Libro electrónico
  11. 11251
    Publicado 2022
    “…The articles in this book examine this little researched phenomenon through a wide range of empirical data. Based on Statistics Finland's register data, different ways of combining jobs are classified. …”
    Libro electrónico
  12. 11252
    Publicado 2011
    Tabla de Contenidos: “…Analysis of the 2002 equine West Nile virus outbreak in South Dakota using GIS and spatial statistics / Michael C. Wimberly, Erik Lindquist, and Christine L. …”
    Enlace del recurso
    Libro electrónico
  13. 11253
    Publicado 2007
    Tabla de Contenidos: “…Kohler -- Area functions and articulatory modeling as a tool for investigating the articulatory, acoustic, and perceptual properties of sounds across languages / Jacqueline Vaissiére -- Phonological universals and the control and regulation of speech production / Didier Demolin -- Issues of phonological complexity : statistical analysis of the relationship between syllable structures, segment inventories, and tone contrasts / Ian Maddieson -- Linking dispersion-focalization theory and the maximum utilization of the available distinctive features principle in a perception for action control theory / Jean Luc Schwartz, Louis Jean Boë, Christian Abry -- Applying perceptual methods to the study of phonetic variation and sound change / Patrice Speeter Beddor, Anthony Brasher, Chandan Narayan -- Interpreting misperception : beauty is in the ear of the beholder / Juliette Blevins -- Coarticulatory nasalization and phonological developments : data from Italian and English nasal-fricative sequences / M. …”
    Acceso con credenciales UPSA
    Libro electrónico
  14. 11254
    Publicado 2012
    Tabla de Contenidos: “…-- Playing at politics -- Celanthropy: Money buys love -- Planet earth needs our love and protection -- Beyond 'yeah, whatever': The potential for individualised citizenship -- Gender relations: 'my feminism' -- Refugees: Good neighbours -- Reconciliation: Us and them and its quotidian expression -- Lacking sociological literacy in an age of individualism -- Equality in the rhetoric, difference in reality -- The questionnaires -- The sample -- Survey statistics…”
    Libro electrónico
  15. 11255
    Publicado 2019
    Tabla de Contenidos: “…Automata and Timed Systems -- Symbolic Register Automata -- Abstraction Refinement Algorithms for Timed Automata -- Fast Algorithms for Handling Diagonal Constraints in Timed Automata -- Safety and co-safety comparator automata for discounted-sum inclusion -- Clock Bound Repair for Timed Systems -- Verifying Asynchronous Interactions via Communicating Session Automata -- Security and Hyperproperties -- Verifying Hyperliveness -- Quantitative Mitigation of Timing Side Channels -- Property Directed Self Composition -- Security-Aware Synthesis Using Delayed-Action Games -- Automated Hypersafety Verification -- Automated Synthesis of Secure Platform Mappings -- Synthesis -- Synthesizing Approximate Implementations for Unrealizable Specifications -- Quantified Invariants via Syntax-Guided Synthesis -- Efficient Synthesis with Probabilistic Constraints -- Membership-based Synthesis of Linear Hybrid Automata -- Overfitting in Synthesis: Theory and Practice -- Proving Unrealizability for Syntax-Guided Synthesis -- Model Checking -- BMC for Weak Memory Models: Relation Analysis for Compact SMT Encodings -- When Human Intuition Fails: Using Formal Methods to Find an Error in the "Proof" of a Multi-Agent Protocol -- Extending NUXMV with Timed Transition Systems and Timed Temporal Properties -- Cerberus-BMC: a Principled Reference Semantics and Exploration Tool for Concurrent and Sequential C -- Cyber-physical Systems and Machine Learning -- Multi-Armed Bandits for Boolean Connectives in Hybrid System Falsification -- StreamLAB: Stream-based Monitoring of Cyber-Physical Systems -- VerifAI: A Toolkit for the Formal Design and Analysis of Artificial Intelligence-Based Systems -- The Marabou Framework for Verification and Analysis of Deep Neural Networks -- Probabilistic Systems, Runtime Techniques -- Probabilistic Bisimulation for Parameterized Systems -- Semi-Quantitative Abstraction and Analysis of Chemical Reaction Networks -- PAC Statistical Model Checking for Markov Decision Processes and Stochastic Games -- Symbolic Monitoring against Specifications Parametric in Time and Data -- STAMINA: STochastic Approximate Model-checker for INfinite-state Analysis -- Dynamical, Hybrid, and Reactive Systems -- Local and Compositional Reasoning For Optimized Reactive Systems -- Robust Controller Synthesis in Timed Büchi Automata: A Symbolic Approach -- Flexible Computational Pipelines for Robust Abstraction-based Control Synthesis -- Temporal Stream Logic: Synthesis beyond the Bools -- Run-Time Optimization for Learned Controllers through Quantitative Games -- Taming Delays in Dynamical Systems: Unbounded Verification of Delay Differential Equations…”
    Libro electrónico
  16. 11256
    Publicado 2007
    Tabla de Contenidos: “…-- In Vitro Tubulogenesis of Endothelial Cells: Analysis of a Bifurcation Process Controlled by a Mechanical Switch -- Nonexponential Time Distributions in Biocatalytic Systems: Mass Service Replacing Mass Action -- Regulatory Networks -- A Stochastic Model of Gene Regulation Using the Chemical Master Equation -- Piecewise-Linear Models of Genetic Regulatory Networks: Analysis of the Carbon Starvation Response in Escherichia coli -- Predicting Gene Expression from Combined Expression and Promoter Profile Similarity with Application to Missing Value Imputation -- Chemical Organizations in the Central Sugar Metabolism of Escherichia coli -- Transition Networks: A Unifying Theme for Molecular Simulation and Computer Science -- Development -- Pigmentation Pattern Formation in Butterfly Wings: Global Patterns on Fore- and Hindwing -- Agent-Based Model for Developmental Pattern Formation with Multiscale Dynamics and Varying Cell Geometry -- Bacterial Swarming Driven by Rod Shape -- Stability Properties of Some Tissue-Growth Models -- A Modified Backward Euler Scheme for Advection-Reaction-Diffusion Systems -- Biomedical Applications -- Fractional Transport of Cancer Cells Due to Self-Entrapment by Fission -- Mathematical Modelling of Vascular Tumour Growth and Implications for Therapy -- A Stochastic Model of Glioblastoma Invasion -- Morphology of Tumor Vasculature A Theoretical Model -- A Mathematical Model of the Cell Cycle and Its Circadian Control -- Bone Turnover Cycle Model with a Torus-Like Steady State -- Modelling the Early Stages of Atherosclerosis -- Magnetic Nanoparticles for In Vivo Applications: A Numerical Modeling Study -- Fluid Transport in Peritoneal Dialysis: A Mathematical Model and Numerical Solutions -- Relevance of Intracellular Replication to the Evolution of Chagas Disease -- A Finite Volume Spatial Discretisation for Taxis-Diffusion-Reaction Systems with Axi-Symmetry: Application to Fracture Healing -- Information Content Toward a Neonatal Disease Severity Score System -- Data Analysis and Model Validation -- Statistical Analysis and Physical Modelling of Oligonucleotide Microarrays -- Validation of Human Alternative Splice Forms Using the EASED Platform and Multiple Splice Site Discriminating Features -- Gaussian Mixture Decomposition of Time-Course DNA Microarray Data -- SVD Analysis of Gene Expression Data…”
    Libro electrónico
  17. 11257
    por Osborne, Evan. author
    Publicado 2013
    Tabla de Contenidos: “…Taste-Based Discrimination""""Statistical Discrimination""; ""Who Makes What, by Ethnicity and Sex""; ""Economics Out There""; ""Chapter 7: The Middleman and the Entrepreneur""; ""The Middleman""; ""Financial Middlemen""; ""The Middleman in Society""; ""The Entrepreneur More Generally""; ""The Entrepreneur as Residual Claimant""; ""The Entrepreneur as Social Reorganizer""; ""Answers to In-Text Questions""; ""Economics Out There""; ""Chapter 8: Time and Risk""; ""Investment""; ""Interest Rates""; ""Risk and Risk Trading""; ""Answers to In-Text Questions""…”
    Libro electrónico
  18. 11258
    Publicado 2021
    Tabla de Contenidos: “…3 Early Life Transitions Increase the Risk for HIV Infection: Using Latent Class Growth Models to Assess the Effect of Key Life Events on HIV Incidence Among Adolescent Girls in Rural South Africa -- Introduction -- Methods -- Study design -- Statistical analysis -- Missing data -- Measures -- Results -- Specific life events and HIV incidence -- Cumulative life events and HIV incidence -- Conclusions -- References -- 4 Achieving the Sustainable Development Goals: Evidence from the Longitudinal Parenting Across Cultures Project -- Introduction -- Participants -- Procedure and measures…”
    Libro electrónico
  19. 11259
    Tabla de Contenidos: “…Budget transparency (Q. 6, 39, 51, 60-67)&nbsp; 81 -Examples of available budget information and reporting in OECD countries (Q.6, 39, 51, 61) 82 -Ensuring an effective role for the legislature (Q.6, 60, 64-67) 88 -Independent fiscal institutions 96 Bibliography 101 Statistical annex&nbsp; 103…”
    Libro electrónico
  20. 11260
    Publicado 2016
    Tabla de Contenidos: “…Appendix A3: Interview Questions-Study 4Appendix A4: Summary of Governance in the Small Swedish Company; Appendix A5: Summary of Governance in the Medium-Sized Swedish Company; Appendix A6: Summary of Governance in the Large Swedish Company; Appendix A7: Summary of Governance in the Small Chinese Company; Appendix A8: Summary of Governance in the Medium-Sized Chinese Company; Appendix A9: Summary of Governance in the Large Chinese Company; Appendix A10: Commonalities and Differences among the Case Companies; Appendix A11: Descriptive Statistics; Appendix A12: Demographic Differences…”
    Libro electrónico