Information Security – Theory vs. Reality
Exploring the concept of fault attacks in hardware security, this lecture delves into the various techniques used to compromise systems through non-nominal and nominal channels, as well as the potential risks introduced by trojan horses in the IT supply chain. The discussion includes differential fa
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Cisco Systems Fault Managed Power Portfolio Overview
Cisco Systems offers an industry-leading Fault Managed Power (FMP) patent portfolio comprising 24 active assets across seven INPADOC families. The portfolio includes patents supporting fault-managed power systems, PoE deployments, DC power distribution, DC-DC conversion, and HVDC connectors. The FMP
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Overview of Distributed Systems: Characteristics, Classification, Computation, Communication, and Fault Models
Characterizing Distributed Systems: Multiple autonomous computers with CPUs, memory, storage, and I/O paths, interconnected geographically, shared state, global invariants. Classifying Distributed Systems: Based on synchrony, communication medium, fault models like crash and Byzantine failures. Comp
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Power System Fault Calculation and Protection Analysis
In this technical document, we delve into the calculation of fault current and fault apparent power in symmetrical three-phase short circuit scenarios within power systems. Through detailed equivalent circuit diagrams, reactance calculations, and per unit value derivations, the fault current and app
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Overview of Army Modeling and Simulation Office
The U.S. Army Modeling and Simulation Office (AMSO) serves as the lead activity in developing strategy and policy for the Army Modeling and Simulation Enterprise. It focuses on effective governance, resource management, coordination across various community areas, and training the Army Analysis, Mod
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Capacity Zone Modeling for Forward Capacity Auction 17 Results
This presentation unveils the Capacity Zone modeling calculations for Forward Capacity Auction 17 associated with the 2026-2027 Capacity Commitment Period by ISO-NE PUBLIC. It delves into boundary definitions, import-constrained zone modeling, and market rules guiding the assessments and modeling pr
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Distribution Feeder Modeling and Analysis Overview
This document delves into the modeling, optimization, and simulation of power distribution systems, specifically focusing on Distribution Feeder Modeling and Analysis. It covers the components of a typical distribution feeder, series components, Wye-Connected Voltage Regulator modeling, and equation
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Understanding Fault Diagnosis in Mechanical and Electrical Systems
Explore the essential methods and techniques for fault diagnosis in mechanical and electrical systems in industrial settings. Learn to identify different types of faults, utilize fault-finding aids, and rectify issues promptly to prevent future failures. Discover industry-recognized fault diagnosing
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Understanding Data Modeling vs Object Modeling
Data modeling involves exploring data-oriented structures, identifying entity types, and assigning attributes similar to class modeling in object-oriented development. Object models should not be solely based on existing data schemas due to impedance mismatches between object and relational paradigm
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Evolution of Modeling Methodologies in Telecommunication Standards
Workshop on joint efforts between IEEE 802 and ITU-T Study Group 15 focused on information modeling, data modeling, and system control in the realm of transport systems and equipment. The mandate covers technology architecture, function management, and modeling methodologies like UML to YANG generat
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Understanding Geometric Modeling in CAD
Geometric modeling in computer-aided design (CAD) is crucially done in three key ways: wireframe modeling, surface modeling, and solid modeling. Wireframe modeling represents objects by their edges, whereas surface modeling uses surfaces, vertices, and edges to construct components like a box. Each
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Mathematical Modeling and Error Analysis in Engineering
Mathematical modeling plays a crucial role in solving engineering problems efficiently. Numerical methods are powerful tools essential for problem-solving and learning. This chapter explores the importance of studying numerical methods, the concept of mathematical modeling, and the evaluation proces
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Customer Controlled SFI (CCSFI) Fault Raising Guide
This guide by British Telecommunications plc provides detailed instructions on raising a Customer Controlled Special Faults Investigation (CCSFI) fault. It covers topics such as Version Control, Best Practices for Knowledge Based Diagnostics (KBD) and CCSFI, logging in, and step-by-step guidance for
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Introduction to Dynamic Structural Equation Modeling for Intensive Longitudinal Data
Dynamic Structural Equation Modeling (DSEM) is a powerful analytical tool used to analyze intensive longitudinal data, combining multilevel modeling, time series modeling, structural equation modeling, and time-varying effects modeling. By modeling correlations and changes over time at both individu
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Guide to Raising a Fault with British Telecommunications plc
This guide by British Telecommunications plc provides detailed instructions on raising a fault, including best practices, version control, and using Knowledge Based Diagnostics (KBD) for diagnosing 21C copper and fibre broadband issues. It covers logging in, running KBD, accessing fault reporting to
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System Modeling and Simulation Overview
This content provides insights into CPSC 531: System Modeling and Simulation course, covering topics such as performance evaluation, simulation modeling, and terminology in system modeling. It emphasizes the importance of developing simulation programs, advantages of simulation, and key concepts lik
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Understanding Object Modeling in Software Development
Object modeling is a crucial concept in software development, capturing the static structure of a system by depicting objects, their relationships, attributes, and operations. This modeling method aids in demonstrating systems to stakeholders and promotes a deeper understanding of real-world entitie
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Understanding Seismic Source Parameters in Earthquake Dynamics
The seismic source parameters in earthquake dynamics involve describing a fault as a discontinuity causing displacements, requiring a complex treatment of forces. The Earth's equilibrium necessitates a specific system of forces to explain displacements along faults. The seismic moment tensor, consis
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Coupled Ocean-Atmosphere Modeling on Icosahedral Grids
Coupled ocean-atmosphere modeling on horizontally icosahedral and vertically hybrid-isentropic/isopycnic grids is a cutting-edge approach to modeling climate variability. The design goals aim to achieve a global domain with no grid mismatch at the ocean-atmosphere interface, with key indicators such
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Fire and Smoke Modeling Evaluation Effort (FASMEE) Overview
FASMEE is a collaborative project aimed at assessing and advancing fire and smoke modeling systems through critical measurement techniques and observational data. Led by key technical leads, FASMEE focuses on diverse modeling areas such as fire growth, effects, coupled fire-atmosphere behavior, smok
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Fault Location and Detection in Smart Grids
Fast and accurate fault detection and location are crucial in power grid management, especially in smart grids with bidirectional power flow. This study explores various fault location methods including impedance-based and travelling waves-based approaches. It also discusses the use of Intelligent E
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Subarea and Highway Corridor Studies: Travel Demand Modeling and Refinements
In this lesson, we delve into subarea and corridor studies focusing on travel demand model refinements, highway network coding, corridor congestion relief, and trip assignment theory. Subarea modeling plays a crucial role in forecasting travel within smaller regions with detailed traffic patterns, t
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Fault-tolerant and Load-balanced VuFind Project Overview
Project Background: Part of the National Digital Library initiative, the VuFind project aims to provide a discovery interface for Finnish archives, libraries, and museums. It started development in 2012 due to the insufficiency of existing commercial products. The focus is on enhancing fault toleran
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Fault Localization (Pinpoint) Project Proposal Overview
The Fault Localization (Pinpoint) project proposal aims to pinpoint the exact source of failures within a cloud NFV networking environment by utilizing a set of algorithms and APIs. The proposal includes an overview of the fault localization process, an example scenario highlighting the need for fau
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Understanding RAID 5 Technology: Fault Tolerance and Degraded Mode
RAID 5 is a popular technology for managing multiple storage devices within a single array, providing fault tolerance through data striping and parity blocks. This article discusses the principles of fault tolerance in RAID 5, the calculation of parity blocks, handling degraded mode in case of disk
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Essential Steps for Setting up a Modeling Study
Ensure clarity on modeling goals and uncertainties. Select sample areas strategically based on interest and available data. Determine appropriate resolution for modeling. Define variables to model and validate the model effectively. Assess sample data adequacy and predictor variables availability. E
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Water Storage Tanks Hydraulic Modeling and Water Quality Considerations
This presentation by Justine Carroll, P.E., Project Manager, focuses on the hydraulic modeling and water quality considerations related to water storage tanks. It covers topics such as water age evaluation, steady state modeling, extended period simulations, pump controls, demand patterns, EPS verif
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Advancing Computational Modeling for National Security and Climate Missions
Irina Tezaur leads the Quantitative Modeling & Analysis Department, focusing on computational modeling and simulation of complex multi-scale, multi-physics problems. Her work benefits DOE nuclear weapons, national security, and climate missions. By employing innovative techniques like model order re
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Flexible Framework for Stormwater Lids Modeling
A new flexible framework for forward and inverse modeling of stormwater lids is presented. It includes governing equations, hydraulic and contaminant transport, numerical methods, and demonstration cases for various green infrastructure components. The importance of different processes in modeling i
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PSync: A Partially Synchronous Language for Fault-tolerant Distributed Algorithms
PSync is a language designed by Cezara Drăgoi, Thomas A. Henzinger, and Damien Zufferey to simplify the implementation and reasoning of fault-tolerant distributed algorithms. It introduces a DSL with key elements like communication-closed rounds, an adversary environment model, and efficient runtim
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Understanding Automated Speech Recognition Technologies
Explore the world of Automated Speech Recognition (ASR), including setup, basics, observations, preprocessing, language modeling, acoustic modeling, and Hidden Markov Models. Learn about the process of converting speech signals into transcriptions, the importance of language modeling in ASR accuracy
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Byzantine Fault Tolerance: Protocols, Forensics, and Research
Explore the realm of Byzantine fault tolerance through protocols like State Machine Replication and HotStuff, discussing safety, liveness, forensic support, and the impact of Byzantine faults. Dive into decades of research on achieving fault tolerance and examining forensic support in the face of By
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Upcoming Changes to IPEX Fault Reporting Journey
This pack explains the upcoming changes to the IPEX fault reporting journey for customers. A new BT Wholesale Voice Products Ordering and Support System will be introduced in March 2017. Customers will need to transition to the new online IPEX fault reporting journey via the BTWholesale.com web port
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NetLogo - Programmable Modeling Environment for Simulating Natural and Social Phenomena
NetLogo is a powerful and versatile programmable modeling environment created by Uri Wilensky in 1999. It allows users to simulate natural and social phenomena by giving instructions to multiple agents operating independently, making it ideal for modeling complex systems evolving over time. NetLogo
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Exploring Fault Localization Techniques in Software Debugging
Various fault localization techniques in software debugging are discussed, including black-box models, spectrum evaluation, comparison of artificial and real faults, failure modes, and design considerations. The importance of effective fault localization and improving fault localization tools is hig
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Comprehensive Overview of Fault Modeling and Fault Simulation in VLSI
Explore the intricacies of fault modeling and fault simulation in VLSI design, covering topics such as testing philosophy, role of testing in VLSI, technology trends affecting testing, fault types, fault equivalence, dominance, collapsing, and simulation methods. Understand the importance of testing
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Fault-Tolerant MapReduce-MPI for HPC Clusters: Enhancing Fault Tolerance in High-Performance Computing
This research discusses the design and implementation of FT-MRMPI for HPC clusters, focusing on fault tolerance and reliability in MapReduce applications. It addresses challenges, presents the fault tolerance model, and highlights the differences in fault tolerance between MapReduce and MPI. The stu
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Quantum Error Correction and Fault Tolerance Overview
Quantum error correction and fault tolerance are essential for realizing quantum computers due to the challenge of decoherence. Various approaches, including concatenated quantum error correcting codes and topological codes like the surface code, are being studied for fault-tolerant quantum computin
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Enhancing Fault Tolerance in BLIS with Algorithm-Based Techniques
Addressing the challenge of soft errors in supercomputers, this paper introduces algorithm-based fault tolerance methods to enhance the resilience of systems like BLIS. By integrating Application-Based Fault Tolerance (ABFT) into BLIS, the study aims to improve error detection and correction mechani
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Low-Redundancy Proactive Fault Tolerance for Stream Machine Learning
This study focuses on enabling fault tolerance for stream machine learning through erasure coding. Fault tolerance is crucial in distributed environments due to worker failures, and existing approaches like reactive fault tolerance and proactive replication have drawbacks. The use of erasure coding
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