Factbites
 Where results make sense
About us   |   Why use us?   |   Reviews   |   PR   |   Contact us  

Topic: State transition system


Related Topics

In the News (Tue 29 Dec 09)

  
  State transition system - Wikipedia, the free encyclopedia
In a state transition system, transitions do not form a function, but a relation between the states, and therefore, there may be zero or more than one transition out of a given state, with the same input.
State transition systems with a finite number of states and transitions can be represented as directed graphs.
A labelled transition system is a tuple (S, Λ, →) where S is a set (of states), Λ is a set (of labels) and → ⊆ S × Λ × S is a ternary relation (of labelled transitions.) If p, q ∈ S and α ∈ Λ, (p,α,q) ∈ → is written
en.wikipedia.org /wiki/State_transition_system   (382 words)

  
 State transition system   (Site not responding. Last check: 2007-11-07)
In a state transition system the of states is not necessarily finite or countable.
In a state transition system the of transitions is not necessarily finite or countable.
Formally an unlabelled state transition system is tuple (S →) where S is a (of states) and → ⊆ S × is a binary relation over S (of transitions.) If p ∈ S (p q) ∈ → is written as p → q.
www.freeglossary.com /State_transition_system   (484 words)

  
 Simulation preorder - Wikipedia, the free encyclopedia
In theoretical computer science a simulation preorder is a relation between state transition systems associating systems which behave in the same way in the sense that one system simulates the other.
The basic definition relates states within one transition system, but this is easily adapted to relate two separate transition systems by building a system consisting of the disjoint union of the corresponding components.
Given a labelled state transition system (S, Λ, →), a simulation relation is a binary relation R over S (i.e.
en.wikipedia.org /wiki/Simulation_preorder   (226 words)

  
 State transition system   (Site not responding. Last check: 2007-11-07)
In theoretical computer science, astate transition system is an abstract machine used in the study of computation.
Formally, an unlabelled state transition system is a tuple (S, →) where S is a set (of states) and → ⊆ S × Sis a binary relation over S (of transitions.) If p,q ∈ S, (p,q)∈ → is usually written as p → q.
A labelled transition system is a tuple (S, Λ, →) where S is a set (of states), Λ is a set (of labels) and→ ⊆ S × Λ × S is a ternary relation (of labelled transitions.) If p, q ∈ S and α ∈ Λ, (p,α,q)∈ → is written
www.therfcc.org /state-transition-system-80709.html   (346 words)

  
 State transition system -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-11-07)
In (Click link for more info and facts about theoretical computer science) theoretical computer science, a state transition system is an (Click link for more info and facts about abstract machine) abstract machine used in the study of (Problem solving that involves numbers or quantities) computation.
The machine consists of a set of (The way something is with respect to its main attributes) states and transitions between states.
State transition systems with a finite number of states and transitions can be represented as (Click link for more info and facts about directed graph) directed graphs.
www.absoluteastronomy.com /encyclopedia/s/st/state_transition_system.htm   (367 words)

  
 [No title]
The trajectory is closed in the sense that the system must follow a given trajectory: it cannot leave it and follow another trajectory, or it cannot enter from another trajectory, since the reversibility and predictability of classical evolution precludes any branching of trajectories.
Examples of closure are the transitive or cyclical closure of a relation, or the closure of a group of transformations under its composition operation (Heylighen, 1989a;1990a).
Though it is possible to describe a reduction of the state space as the entering of an attractor, the opposite phenomenon: the expansion of state space (and its dimension), cannot be represented in complex dynamics.
pespmc1.vub.ac.be /Papers/DistinctionDynamics.html   (5853 words)

  
 State transition system   (Site not responding. Last check: 2007-11-07)
Formally, an unlabelled state transition system is a tuple (S, &rarr) where S is a set (of states) and &rarr &sube S × S is a binary relation over S (of transitions.) If p,q &isin S, (p,q) &isin &rarr is usually written as p &rarr q.
A labelled transition system is a tuple (S, &Lambda, &rarr) where S is a set (of states), &Lambda is a set (of labels) and &rarr &sube S × &Lambda × S is a ternary relation (of labelled transitions.) If p, q &isin S and &alpha &isin &Lambda, (p,&alpha,q) &isin &rarr is written
This represents the fact that there is a transition from state p to state q with label &alpha.
www.portaljuice.com /state_transition_system.html   (369 words)

  
 Simulation - Encyclopedia.WorldSearch   (Site not responding. Last check: 2007-11-07)
Simulation is used in many contexts, including the modeling of natural systems, and human systems to gain insight into the operation of those systems; and simulation in technology and safety engineering where the goal is to test some real-world practical scenario.
Computer simulation, has become a useful part of modeling many natural systems in physics, chemistry and biology, and human systems in economics and social science (the computational sociology) as well as in engineering to gain insight into the operation of those systems.
Traditionally, the formal modeling of systems has been via a mathematical model, which attempts to find analytical solutions to problems which enables the prediction of the behaviour of the system from a set of parameters and initial conditions.
encyclopedia.worldsearch.com /simulation.htm   (972 words)

  
 GLOSSARY OF COMPUTERIZED SYSTEM AND SOFTWARE DEVELOPMENT TERMINOLOGY
A trojan horse which attacks a computer system upon the occurrence of a specific logical event [logic bomb], the occurrence of a specific time-related logical event [time bomb], or is hidden in electronic mail or data and is triggered when read in a certain way [letter bomb].
The logical state is established by charging, via an electrical current, all bits whose states are to be changed from the default state.
A measure of the reliability of a computer system, equal to average operating time of equipment between failures, as calculated on a statistical basis from the known failure rates of various components of the system.
www.fda.gov /ora/inspect_ref/igs/gloss.html   (15314 words)

  
 State Transition Diagrams
State transition diagrams were around long before object modeling.
Transitions can also have a condition attached to them, which means that the transition only occurs if the condition is true.
State models are ideal for describing the behavior of a single object.
www.cs.unc.edu /~stotts/COMP145/CRC/state.html   (802 words)

  
 Simulation   (Site not responding. Last check: 2007-11-07)
Simulation is used in many contexts, including the model ing of natural systems, and human systems to gain insight into the operation of those systems; and simulation in technology and safety engineering where the goal is to test some real-world practical scenario.
Traditionally, the formal modeling of systems has been via a mathematical model, which attempts to find analytical solution s to problems which enables the prediction of the behaviour of the system from a set of parameters and initial conditions.
Manufacturing Systems Simulation An example of simulation of a flexible assembly operations using the PASION simulation system.
www.serebella.com /encyclopedia/article-Simulation.html   (1320 words)

  
 Insertion, Evasion, and Denial of Service: Eluding Network Intrusion Detection   (Site not responding. Last check: 2007-11-07)
Worse still, ID systems that synch on data and are strict about sequence number checking can be desynchronized by an attacker who pollutes the observable connection state with forged data before initiating her attack.
As the system runs, it allocates memory as needed to perform network processing operations (for example, the receipt of an IP fragment means that the ID system will need to obtain memory to create and maintain an IP fragment queue for that packet).
For instance, in systems that set router filters in response to attacks, we must consider the fact that the router has a limited capacity for storing filter entries; at some point, the router's filter storage will be completely consumed, and the system will be unable to add new entries.
www.secinf.net /info/ids/idspaper/idspaper.html   (16739 words)

  
 FTCS-28: FastAbstract
CoRSA establishes a relationship between the analysis of safety properties of a state transition model [Manna 95] and the resolution of a series of constraint satisfaction problems (CSPs).
A CoRSA template is an abstraction of a state transition system where the state space is created from a number of variables describing the system.
The behaviour of the system and hazards are represented as a number of constraints over the current state and or successor states of the variables.
www.chillarege.com /fastabstracts/ftcs98/394.html   (758 words)

  
 The Dual System
To serve the needs of children in the state’s custody, DPRS operates a dual public and private foster care system that contracts directly with foster parents as well as with private providers that obtain care for foster children on the state’s behalf.
The state then distributed a capped amount of foster care funding to these lead contractors, who arranged for the provision of a complete range of foster care services for their communities.
Outsourcing would generate savings that should be redirected back into the system to improve care for children, strengthen contract monitoring and licensing, improve management information systems, support kinship care (full-time care by someone related to the child by family ties or a significant prior relationship) and/or provide adoption subsidies.
www.window.state.tx.us /forgottenchildren/ch02/s0201.html   (5135 words)

  
 Introduction to the UV System
UNITY is given a state-based transition system semantics and derives much of its simplicity from abstracting away from the notion of control flow.
states that whenever x is equal to 0 during any program execution, it is positive at some later point in the execution.
The UV system was actually used to discover some errors in the manual proofs of the above properties by showing that some of the auxiliary properties given in the original paper are not satisfied by the program.
www.cs.utexas.edu /users/psp/markus/uv2/intro.html   (699 words)

  
 Patch README for README.105181
4274565 System could hard hang in dr_relocate_ismpage 4283719 large kernel allocations can end up waiting forever for their pages (from 105181-18) 4228409 rmalloc(9F) sloth and fragmentation kill Veritas performance 4229608 SS20 running 5.7 hangs, deadlock between page_lock and entersq 4261612 profil not disabled on exec*() as indicated in man page 4251398 DR memory drain stalls.
If this cannot be done, it is suggested that you have the system in as quiet a state as possible, that is, no users are logged on and no user jobs are running.
The reboot is preferable because it allows the file systems to be sync'd and prevents the generation of an unnecessary kernel core file.
access1.sun.com /cgi-bin/rpatch2html?README.105181-05   (3448 words)

  
 Interactive System and State Transition   (Site not responding. Last check: 2007-11-07)
The interactive system module (interactive.hs) is part of of the hugs distribution.
Exactly how it works is a little mysterious to me. However, there are enough examples so that I can use it effectively.
state, which is the initial state, is passed in.
www.cs.yale.edu /homes/cc392/node13.html   (90 words)

  
 Pre 1946 Florida State Highway System (RVD)
The earliest evidence I have seen of the numbering system is from a 1917 State Road map, listing old FL 1 though old FL 12.
This type of sign was also retired in 1945 in favor of a square sign with a state outline, similar to the style in use today.
Florida has a more efficient system of state highways today, but it lost something of the history and charm this old road network had.
www.us-highways.com /oldfl.htm   (400 words)

  
 State Machine Model of Run Control   (Site not responding. Last check: 2007-11-07)
The state transition diagram shown in 3.1 describes the behavior of a single component, and of the system as a whole.
If any component fails to successfully make the state transition, the system as a whole remains in the previous state.
Many transitions are performed asychronously through intermediate states not shown in the figure.
www.tunl.duke.edu /~daq/node23.html   (102 words)

  
 Montana University System Homepage
We hold academic quality to be the prime attribute of our institutions, allocating human, physical, and financial resources appropriate to our educational mission.
We encourage scientific development and technology transfer, interactive information systems, economic development and lifelong learning.
We protect academic freedom, practice collegiality, encourage diversity, foster economic prosperity, and are accountable, responsive, and accessible to the people of Montana.
www.montana.edu /mus   (175 words)

  
 State transition system bei eLexi - das Onlinelexikon   (Site not responding. Last check: 2007-11-07)
State transition system bei eLexi - das Onlinelexikon
2 Relation between labelled and unlabelled transition systems.
Considering the size of the area there is a remarkable amount of variation which has
www.elexi.de /en/s/st/state_transition_system.html   (435 words)

  
 LTSA   (Site not responding. Last check: 2007-11-07)
A system in LTSA is modelled as a set of interacting finite state machines.
More formally, each component of a specification is described as a Labelled Transition System (LTS), which contains all the states a component may reach and all the transitions it may perform.
However, explicit description of an LTS in terms of its states, set of action labels and transition relation is cumbersome for other than small systems.
www-dse.doc.ic.ac.uk /concurrency/ltsa/LTSA.html   (221 words)

  
 Specification and Automated Analysis   (Site not responding. Last check: 2007-11-07)
One such tool is a reachability analyzer [TSE92], in which a specification is compiled into state-transition system, and the states are checked for real-time exceptions.
The objective here is to progressively delete states that are known to disprove the specification, so that the generated state-space is kept to a minimum.
This result of the algorithm is a composite state space which is significantly smaller than that of the original program.
www.cs.umd.edu /projects/TimeWare/research/spec.html   (446 words)

  
 Optimization of Rule-Based Expert Systems Via State Transition System Construction (ResearchIndex)
The paper describes a novel approach to reduce the response time of rule-based expert systems.
Our optimization method is based on a construction of the reduced cycle-free finite state transition system corresponding to the input rule-based system.
8 Analysis of real-time rule-based system with behavioral cons..
citeseer.ist.psu.edu /968.html   (305 words)

  
 ipedia.com: Operational semantics Article   (Site not responding. Last check: 2007-11-07)
One of the most common ways used to rigorously define an operational semantics is to provide a state transition system for the language of interest.
Defining an operational semantics through a state transition system is usually done by giving an inductive definition of the set of possible transitions.
This usually takes the form of a set of inference rules which define the valid transitions in the system.
www.ipedia.com /operational_semantics.html   (271 words)

  
 A Theory of Refinement for State Transition Systems   (Site not responding. Last check: 2007-11-07)
A Theory of Refinement for State Transition Systems
The relational notation has two basic constructs: state formulas that represent sets of states, and event formulas that represent sets of state transitions.
A relational specification consists of a state transition system, given in the relational notation, and a set of fairness assumptions.
www.cs.utexas.edu /users/lam/NRL/protocol_abs2.html   (234 words)

  
 Find in a Library: International politics, the western state system in transition
International politics, the western state system in transition
To find a library, type in a postal code, state, province, or country.
WorldCat is provided by OCLC Online Computer Library Center, Inc. on behalf of its member libraries.
www.worldcatlibraries.org /wcpa/ow/0224e1cc24838ee0.html   (57 words)

Try your search on: Qwika (all wikis)

Factbites
  About us   |   Why use us?   |   Reviews   |   Press   |   Contact us  
Copyright © 2005-2007 www.factbites.com Usage implies agreement with terms.