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bod02a - Carnegie Mellon School of Computer Science
bod02a - Carnegie Mellon School of Computer Science

... there may be hidden derivations which the relative-frequency estimator cannot deal with.1 There are estimation procedures that do take into account hidden derivations and that maximize the likelihood of the training data. For example, Bod (2000b) presents a Likelihood-DOP model which estimates the s ...
Two Paradigms Are Better Than One, And Multiple
Two Paradigms Are Better Than One, And Multiple

... whose intelligence is at the level of ants. A society of such agents can cooperate in defending the colony, searching for food, and caring for the eggs and larvae. But no one has shown how a colony of ants could understand language or do complex reasoning and planning. Complex rational agents and s ...
Impossibles AIBO Four-Legged Team Description Paper
Impossibles AIBO Four-Legged Team Description Paper

... approaches are run in these cases to realize the reason of being blocked. SVS is exploited, because GVS has failed to detect objects exactly in order to let DM module decide what to do properly. Additionally, post-Kidnapped state is happened in few moments. As a case in point, having booked, the rob ...
session02
session02

... Rational agents • Rational Agent: For each possible percept sequence, a rational agent should select an action that is expected to maximize its performance measure, given the evidence provided by the percept sequence and whatever built-in knowledge the agent has. ...
A Tractable Heuristic that Maximizes Global Utility through Local
A Tractable Heuristic that Maximizes Global Utility through Local

... and value function of the plan Pi, respectively. Then the value density d~ is defined to be vdti. 1 In economic terms, this is exactly the marginal utilitT/(with respect to time) of pi. In economics, marginal utility serves as the basic measure of the efficiency of aggregated productivity. Marginal ...
Learning Long-term Planning in Basketball Using
Learning Long-term Planning in Basketball Using

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Theroleofdendritesinauditory coincidence detection
Theroleofdendritesinauditory coincidence detection

... may be understood. Our results show that, in these neurons, the cell morphology and the spatial distribution of the inputs enrich the computational power of these neurons beyond that expected from ‘point neurons’ (model neurons lacking dendrites). Over the past 40 years it has become widely accepted ...
Agent - klncecse
Agent - klncecse

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A Probabilistic Extension of the Stable Model
A Probabilistic Extension of the Stable Model

... Logic Networks. The proposed language, called LPMLN , is a generalization of logic programs under the stable model semantics, and as such, embraces the rich body of research in knowledge representation. The language is also a generalization of ProbLog, and is closely related to Markov Logic Networks ...
Improving CNN Performance with Min-Max Objective
Improving CNN Performance with Min-Max Objective

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The Model-based Approach to Autonomous Behavior: A
The Model-based Approach to Autonomous Behavior: A

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Aalborg Universitet
Aalborg Universitet

... the model. The scoring criterion evaluates the quality of a model with respect to data. The search strategy selects a new model, based on the scoring criterion, from those in the neighborhood of the current best model. Model selection aims to find a high scoring BN model of the learning data. Howeve ...
A circular model for song motor control in Serinus canaria
A circular model for song motor control in Serinus canaria

... Song production in songbirds is controlled by a network of nuclei distributed across several brain regions, which drives respiratory and vocal motor systems to generate sound. We built a model for birdsong production, whose variables are the average activities of different neural populations within ...
Predicting spike timing of neocortical pyramidal neurons by simple
Predicting spike timing of neocortical pyramidal neurons by simple

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Leech Heart CPG
Leech Heart CPG

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Wayward Agents in a Commuting Scenario
Wayward Agents in a Commuting Scenario

... Microeconomics and game-theory assume human behaviour to be rational and deductive – deriving a conclusion by perfect logical processes from well-defined premises. But this assumption does not hold especially in interactive situations like the coordination of many agents. There is no a priori best s ...
An Agent Model for Future Autonomic Communications
An Agent Model for Future Autonomic Communications

... Furthermore, it is likely that such environment will have to host also other kinds of “artifacts”, such as tuple spaces, resources, channels and so forth. The execution environment should be as thin as possible: it should provide only the minimal set of basic services to agents (e.g., agent creation ...
Dropout as a Bayesian Approximation: Representing Model
Dropout as a Bayesian Approximation: Representing Model

... can decide when to exploit and when to explore its environment. Recent advances in RL have made use of NNs for Q-value function approximation. These are functions that estimate the quality of different actions an agent can take. Epsilon greedy search is often used where the agent selects its best ac ...
Modeling Tonality: Applications to Music Cognition
Modeling Tonality: Applications to Music Cognition

... new ways to re-conceptualize and reorganize musical information. A hierarchical model, the Spiral Array generates representations for pitches, intervals, chords and keys within a single spatial framework, thus allowing comparisons among elements from different hierarchical levels. The basic idea be ...
An examination of disparities in cancer incidence in Texas using
An examination of disparities in cancer incidence in Texas using

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PDF (free)

... intelligence and enhanced capacity to predict criminal behavior, location and time, all of which are essential for crime prevention. The ability to predict criminal incidents is vital for all types of law enforcement agencies (Brown & Gunderson, 2001). In the past, crime prediction was regarded as u ...
New GML-Based Application Schema for Landforms, Processes and
New GML-Based Application Schema for Landforms, Processes and

... Geomorphology as the science of the land’s surface investigates landforms, their change, and the processes causing their change all over the world (Hugget 2003). The main problem in comparing results of observations and predictions is that landforms first have a complex 3 dimensional geometry, secon ...
Diagnosis of Coordination Faults: A Matrix
Diagnosis of Coordination Faults: A Matrix

... correctness of the union of their superposition (based on the joint coordination) and their interpreted states (based on the interpretation). To define the normality of the agent we define the predicate AB(ai ) which represents the abnormality of agent ai (failing): Definition 8 (multi-agent system ...
session02
session02

... • Agents have social ability, that is, they communicate with the user, the system, and other agents as required • Agents may also cooperate with other agents to carry out more complex tasks than they themselves can handle • Agents may migrate from one system to another to access remote resources or ...
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Agent-based model in biology

Agent-based models have many applications in biology, primarily due to the characteristics of the modeling method. Agent-based modeling is a rule-based, computational modeling methodology that focuses on rules and interactions among the individual components or the agents of the system. The goal of this modeling method is to generate populations of the system components of interest and simulate their interactions in a virtual world. Agent-based models start with rules for behavior and seek to reconstruct, through computational instantiation of those behavioral rules, the observed patterns of behavior. Several of the characteristics of agent-based models important to biological studies include: Modular structure: The behavior of an agent-based model is defined by the rules of its agents. Existing agent rules can be modified or new agents can be added without having to modify the entire model. Emergent properties: Through the use of the individual agents that interact locally with rules of behavior, agent-based models result in a synergy that leads to a higher level whole with much more intricate behavior than those of each individual agent. Abstraction: Either by excluding non-essential details or when details are not available, agent-based models can be constructed in the absence of complete knowledge of the system under study. This allows the model to be as simple and verifiable as possible. Stochasticity: Biological systems exhibit behavior that appears to be random. The probability of a particular behavior can be determined for a system as a whole and then be translated into rules for the individual agents.Before the agent-based model can be developed, one must choose the appropriate software or modeling toolkit to be used. Madey and Nikolai provide an extensive list of toolkits in their paper ""Tools of the Trade: A Survey of Various Agent Based Modeling Platforms"". The paper seeks to provide users with a method of choosing a suitable toolkit by examining five characteristics across the spectrum of toolkits: the programming language required to create the model, the required operating system, availability of user support, the software license type, and the intended toolkit domain. Some of the more commonly used toolkits include Swarm, NetLogo, RePast, and Mason. Listed below are summaries of several articles describing agent-based models that have been employed in biological studies. The summaries will provide a description of the problem space, an overview of the agent-based model and the agents involved, and a brief discussion of the model results.
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