Reinforcement Learning in the Presence of Rare Events
... The study of variance reduction is a classical research area in simulation, and the literature is considerable. The most commonly used methods for variance reduction are importance sampling, control variates, and stratification. Work has ...
... The study of variance reduction is a classical research area in simulation, and the literature is considerable. The most commonly used methods for variance reduction are importance sampling, control variates, and stratification. Work has ...
Reaching the Goal in Real-Time Heuristic Search: Scrubbing
... in the previous section demonstrated that the travel cost can depend on the tie-breaking schema used by the agent. Since it may not always be possible to design the best tie-breaking schema for a given problem (or series of problems), we consider the agent’s performance with sufficiently suboptimal ...
... in the previous section demonstrated that the travel cost can depend on the tie-breaking schema used by the agent. Since it may not always be possible to design the best tie-breaking schema for a given problem (or series of problems), we consider the agent’s performance with sufficiently suboptimal ...
Practical Applications of Biological Realism in Artificial Neural
... What is intelligence, and how does it work? The answer to this question is long, multifaceted, and as yet incomplete, built over the years from research in philosophy, biology, chemistry, psychology, mathematics, statistics, computer science, information theory, and many other disciplines. Insects a ...
... What is intelligence, and how does it work? The answer to this question is long, multifaceted, and as yet incomplete, built over the years from research in philosophy, biology, chemistry, psychology, mathematics, statistics, computer science, information theory, and many other disciplines. Insects a ...
Integrated Access to Cultural Heritage
... (in the lower right) that was indexed as “Virgin Mary”, which is clearly a conceptually similar subject description, but stems from another controlled vocabulary. Not taking care of the semantic heterogeneity of their respective KOSs when merging collections clearly hampers the ease of accessibility ...
... (in the lower right) that was indexed as “Virgin Mary”, which is clearly a conceptually similar subject description, but stems from another controlled vocabulary. Not taking care of the semantic heterogeneity of their respective KOSs when merging collections clearly hampers the ease of accessibility ...
ibm-cognitive-curriculum-6-6
... The core curriculum outlined in Section II above provides an understanding of the building blocks of digital cognitive systems: learning, perception, reasoning, interaction, and knowledge. However, to be of value, these building blocks must be assembled into well-designed solutions. These solutions ...
... The core curriculum outlined in Section II above provides an understanding of the building blocks of digital cognitive systems: learning, perception, reasoning, interaction, and knowledge. However, to be of value, these building blocks must be assembled into well-designed solutions. These solutions ...
Neurodynamical modeling of arbitrary visuomotor tasks
... This thesis consists of an introductory chapter and publications by the doctoral student, which are printed in the chapters thereafter. In the introductory section, we give first a review of the literature of conditional visuomotor learning. We focus on the specific experiments used to study this pa ...
... This thesis consists of an introductory chapter and publications by the doctoral student, which are printed in the chapters thereafter. In the introductory section, we give first a review of the literature of conditional visuomotor learning. We focus on the specific experiments used to study this pa ...
Cognitive Systems: Argument and Cognition
... several different ways to offer a precise formulation of what is meant by the condition that D is acceptable with respect to ∆, such as: (i) that D is simply a subset of ∆, which gives rise to the admissibility semantics of argumentation, or (ii) that D is (eventually) an argument subset that is not ...
... several different ways to offer a precise formulation of what is meant by the condition that D is acceptable with respect to ∆, such as: (i) that D is simply a subset of ∆, which gives rise to the admissibility semantics of argumentation, or (ii) that D is (eventually) an argument subset that is not ...
Learning to Plan in Complex Stochastic Domains
... a good policy [27]. Deterministic forward-search algorithms like hierarchical task networks (HTNs) [38], and temporal logical planning (TLPlan) [4, 5], add knowledge to the planner that greatly increases planning speed, but do not generalize to stochastic domains, and require a great detail of hand ...
... a good policy [27]. Deterministic forward-search algorithms like hierarchical task networks (HTNs) [38], and temporal logical planning (TLPlan) [4, 5], add knowledge to the planner that greatly increases planning speed, but do not generalize to stochastic domains, and require a great detail of hand ...
AI Magazine - Winter 2014
... system complexity, and many other factors often preclude direct human oversight of many functions. In fact, it can be said that almost all spacecraft require some level of autonomy, if only as a backup when communications with humans are not available or fail for some reason. Increasing the levels o ...
... system complexity, and many other factors often preclude direct human oversight of many functions. In fact, it can be said that almost all spacecraft require some level of autonomy, if only as a backup when communications with humans are not available or fail for some reason. Increasing the levels o ...
Good Exemplars of Natural Scene Categories Elicit Clearer Patterns
... accuracy when the scenes were presented up-down inverted; a similar drop in accuracy was observed in a related behavioral categorization task. Here we ask whether decoding accuracy in these same regions correlates with another aspect of human categorization behavior critical to the concept of a cate ...
... accuracy when the scenes were presented up-down inverted; a similar drop in accuracy was observed in a related behavioral categorization task. Here we ask whether decoding accuracy in these same regions correlates with another aspect of human categorization behavior critical to the concept of a cate ...
Rough set approach to knowledge
... the core is the most important subset of attributes, for none of its elements can be removed without affecting the classification power of attributes. Complexity of computing all reducts in an information system is rather high. However, in many applications we do not need to compute all reducts, but ...
... the core is the most important subset of attributes, for none of its elements can be removed without affecting the classification power of attributes. Complexity of computing all reducts in an information system is rather high. However, in many applications we do not need to compute all reducts, but ...
U P C
... The algorithm is responsible of finishing the less productive ontological branches in function of how the learning evolves as stated in §5.6.2. One should also note that due to the bootstrapped information added to the web queries (presented in §5.6.3), the more advanced the learning is, the more co ...
... The algorithm is responsible of finishing the less productive ontological branches in function of how the learning evolves as stated in §5.6.2. One should also note that due to the bootstrapped information added to the web queries (presented in §5.6.3), the more advanced the learning is, the more co ...
Implementing feedback in creative systems
... was a sticky bookmark, created by Arthur Fry. In the Writers Workshop, authors similarly have the opportunity to share things that they find interesting, but that they are not certain about. The author may want to ask a specific question about their creation: Does x work better than y? They may flag ...
... was a sticky bookmark, created by Arthur Fry. In the Writers Workshop, authors similarly have the opportunity to share things that they find interesting, but that they are not certain about. The author may want to ask a specific question about their creation: Does x work better than y? They may flag ...
Cognitive Systems: Argument and Cognition
... to a suitable situation model, much like what humans construct when processing or comprehending a narrative [13], [14]. In a modern manifestation of this perspective in the context of Computational Logic in AI [15], it is argued that structures like mental models are a useful way to capture various ...
... to a suitable situation model, much like what humans construct when processing or comprehending a narrative [13], [14]. In a modern manifestation of this perspective in the context of Computational Logic in AI [15], it is argued that structures like mental models are a useful way to capture various ...
CogSketch: Sketch Understanding for Cognitive Science Research
... Oltmans, & Davis, 2002), force diagrams (Lee et al., 2007)]. This limits them to expressing a small, fixed set of concepts. Recognition-based interfaces can be of great practical value—handwriting recognition is the most successful example—but our goal is fundamentally different. A key insight is th ...
... Oltmans, & Davis, 2002), force diagrams (Lee et al., 2007)]. This limits them to expressing a small, fixed set of concepts. Recognition-based interfaces can be of great practical value—handwriting recognition is the most successful example—but our goal is fundamentally different. A key insight is th ...
An Annotated Dataset for Extracting Definitions and Hypernyms from
... Only few papers try to cope with the generality of patterns and domains in real-world corpora (like the web). In the GlossExtractor web-based system (Velardi et al., 2008), to improve precision while keeping pattern generality, candidates are pruned using more refined stylistic patterns and lexical ...
... Only few papers try to cope with the generality of patterns and domains in real-world corpora (like the web). In the GlossExtractor web-based system (Velardi et al., 2008), to improve precision while keeping pattern generality, candidates are pruned using more refined stylistic patterns and lexical ...
Affordances for robots: a brief survey
... Yürüten et al. (2012), the systems take labels assigned by humans to objects and actions as additional input. Whether physical or simulated, many of these systems share a common approach in the utilization of exploratory behaviors, or "babbling" stages, in which the agent simply tests out an action ...
... Yürüten et al. (2012), the systems take labels assigned by humans to objects and actions as additional input. Whether physical or simulated, many of these systems share a common approach in the utilization of exploratory behaviors, or "babbling" stages, in which the agent simply tests out an action ...
AAAI Proceedings Template
... about temporal aspects in pixel patterns that can be observed as beliefs by higher-order NSCAs to reason about these hypotheses. This effectively creates a layered or deep belief network, which is more robust to changes in environmental conditions (e.g. lighting, camera position, type of objects). ...
... about temporal aspects in pixel patterns that can be observed as beliefs by higher-order NSCAs to reason about these hypotheses. This effectively creates a layered or deep belief network, which is more robust to changes in environmental conditions (e.g. lighting, camera position, type of objects). ...
13. Intelligent Information Systems.
... • Consists of related technologies that try to simulate and reproduce human thought and behavior • Includes thinking, speaking, feeling, and reasoning ...
... • Consists of related technologies that try to simulate and reproduce human thought and behavior • Includes thinking, speaking, feeling, and reasoning ...
Discriminative Structure and Parameter Learning for Markov
... Many new clauses are added at each step and some of them may not be useful in the long run. Use L1-regularization to zero out those clauses Use a state-of-the-art online L1-regularized learning algorithm named ADAGRAD_FB [Duchi et.al., 2010], a L1-regularized adaptive subgradient method. ...
... Many new clauses are added at each step and some of them may not be useful in the long run. Use L1-regularization to zero out those clauses Use a state-of-the-art online L1-regularized learning algorithm named ADAGRAD_FB [Duchi et.al., 2010], a L1-regularized adaptive subgradient method. ...
Computational Models of Emotion and Cognition
... Other theories outline a distinction between non-cognitive and cognitive appraisal. One difference is that cognitive appraisal processes (like inferring the cause of a situation) are generally slower than appraisals based on direct sensory feedback (like physical pain). Bechara et al. (2000) express ...
... Other theories outline a distinction between non-cognitive and cognitive appraisal. One difference is that cognitive appraisal processes (like inferring the cause of a situation) are generally slower than appraisals based on direct sensory feedback (like physical pain). Bechara et al. (2000) express ...
Integrating Planning, Execution and Learning to Improve Plan
... the-shelf spirit of the architecture allows pela to acquire other useful execution information, such as the actions durations (Lanchas et al., 2007). 3.1. Learning rules about the actions performance For each action a ∈ A, pela learns a model of the performance of a in terms of these three classes: ...
... the-shelf spirit of the architecture allows pela to acquire other useful execution information, such as the actions durations (Lanchas et al., 2007). 3.1. Learning rules about the actions performance For each action a ∈ A, pela learns a model of the performance of a in terms of these three classes: ...
Biologically Plausible Error-driven Learning using Local Activation
... CHL is equivalent to GeneRec when using a simple approximation to a second-order accurate numerical integration technique known as the midpoint or second-order Runge-Kutta method, plus an additional symmetry preservation constraint. The implementation of the midpoint method in GeneRec simply amounts ...
... CHL is equivalent to GeneRec when using a simple approximation to a second-order accurate numerical integration technique known as the midpoint or second-order Runge-Kutta method, plus an additional symmetry preservation constraint. The implementation of the midpoint method in GeneRec simply amounts ...
Learning of Sequences of Finger Movements and Timing: Frontal
... learning conditions with a visuo-motor control condition. In two learning conditions, the subjects learned either a sequence of finger movements with random timing or a sequence of timing with random use of fingers. In the third condition the subjects learned to execute a sequence of specific finger ...
... learning conditions with a visuo-motor control condition. In two learning conditions, the subjects learned either a sequence of finger movements with random timing or a sequence of timing with random use of fingers. In the third condition the subjects learned to execute a sequence of specific finger ...
affordance - Aleksandra Derra
... et al. (2010) and Yürüten et al. (2012), the systems take labels assigned by humans to objects and actions as additional input. Whether physical or simulated, many of these systems share a common approach in the utilization of exploratory behaviors, or "babbling" stages, in which the agent simply te ...
... et al. (2010) and Yürüten et al. (2012), the systems take labels assigned by humans to objects and actions as additional input. Whether physical or simulated, many of these systems share a common approach in the utilization of exploratory behaviors, or "babbling" stages, in which the agent simply te ...